US$629.00 · In stock Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email. GA/T 73-2015: Burglary-resistant mechanical locks Status: Valid GA/T 73: Evolution and historical versions
Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
GA/T 73-2015 | English | 629 |
Add to Cart
|
5 days [Need to translate]
|
Burglary-resistant mechanical locks
| Valid |
GA/T 73-2015
|
GA/T 73-1994 | English | 599 |
Add to Cart
|
3 days [Need to translate]
|
Thief Resistant Mechanical Locks
| Obsolete |
GA/T 73-1994
|
PDF similar to GA/T 73-2015
Basic data Standard ID | GA/T 73-2015 (GA/T73-2015) | Description (Translated English) | Burglary-resistant mechanical locks | Sector / Industry | Public Security (Police) Industry Standard (Recommended) | Classification of Chinese Standard | A91 | Classification of International Standard | 13.310 | Word Count Estimation | 27,291 | Date of Issue | 2015-01-29 | Date of Implementation | 2015-03-01 | Older Standard (superseded by this standard) | GA/T 73-1994 | Quoted Standard | GB/T 1771; GB/T 2828.1; GB/T 6461; GB/T 9969-2008; GB/T 10125; GB/T 15729-2008; ISO 4628-2-2003 | Adopted Standard | EN 12209-2003, NEQ | Regulation (derived from) | SAC/TC100 Work Bulletin (February-March 2015); Announcement on Publication of Public Safety Industry Standard (2015); Industry Standard Record-keeping Bulletin No. 2016 (No. 197) | Issuing agency(ies) | Ministry of Public Security | Summary | This standard specifies the terms and definitions, classification, grade and marking, requirements, test methods, inspection rules, marking, packaging, transport and storage of mechanical anti-theft locks. This standard applies to the use of anti-theft security door plug-in, exterior and password mechanical anti-theft lock. Anti-theft security (box) on the use of mechanical anti-theft lock can be partially used with reference to. |
GA/T 73-2015: Burglary-resistant mechanical locks---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Burglary-resistant mechanical locks
ICS 13.310
A90
Public Safety Industry Standard of the People's Republic of China
Replacing GA/T 73-1994
Mechanical anti-theft lock
Published on.2015-01-29
2015-03-01 Implementation
The Ministry of Public Security
Directory
Preface I
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Classifications, Levels, and Tags 2
5 Request 3
6 Test method 8
7 Inspection Rules 13
8 Sample 15
9 Signs, Packaging, Transport, Storage 16
Appendix A (Normative) Test Equipment Illustration 17
Appendix B (Informative) Test Instruments 22
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is in reference to the European Union standard EN12209.2003 "Architecture hardware locks and bolts mechanical locks, bolts and lock plate requirements and
Based on the test method, GA/T 73-1994 was revised.
This standard replaces GA/T 73-1994 "Mechanical Anti-Theft Lock."
Compared with GA/T 73-1994, the main technical changes except editorial modification are as follows.
--- Modify the safety classification of the lock (see 4.1.2,.1994 version 4.1);
--- Modify the lock body shell, lock tongue panel and lock box (board) materials (see 5.1,.1994 version 5.1);
--- Modify the length and strength parameters of the main locking bolt (see 5.1.4,.1994 version 5.1.6);
--- Modify the parameters of the knuckle/claw tongue strength, and increase the lateral pressure of the knuckle/claw tongue, the anti-discharge force of the knuckle (see
5.2.2,.1994 version 5.2.4~5.2.6);
--- Increased length of inclined tongue and length of inclined tongue (see 5.2.3);
--- Modify the parameters of the handle, handle and code lock dial strength (see 5.2.4,.1994 version 5.2.9);
--- Modify the parameters of the strength of the lock box (board), and increase the lateral pressure, tension and lift items of the lock plate (see 5.2.5,
1994 version 5.2.9);
--- Increased the flexibility of the lock tongue, key and password lock dial, and the technical parameters of the key and password lock dial flexibility
Adjustments (see 5.3);
--- Removed the password type mechanical anti-theft lock shell strength project (1994 version 5.4);
--- Increased corrosion resistance test and determination requirements for exposed metal parts (see 5.5);
--- Removed the magnet structure in the lock structure (1994 version 5.5);
--- Removed spring working life requirements (1994 version 5.1.8);
--- Modifying signs, packaging, transportation and storage requirements (see Chapter 9, Chapter 9 of the.1994 edition);
--- Editorial adjustments to the standard, listing the original illustrations as separate chapters of the standard, called experimental instrument illustrations,
The original "trial preparation" of Chapter 6 was changed to a separate chapter and listed as an appendix, called "testing equipment."
This standard consists of the National Security Protection and Alarm System Standardization Technical Committee Physical Protection Equipment Subcommittee (SAC/TC100/
SC1) proposed and managed.
This standard was drafted by. Ministry of Public Security Security Alarm System Product Quality Supervision, Inspection and Test Center, Ministry of Public Security Safety and Police Electronic Products
Quality Inspection Center, Zhejiang Baodean Lock Industry Co., Ltd., Zhejiang Hongli Lock Industry Co., Ltd., Wanjia Group Co., Ltd., Wang Li Group Limited
Company, Zhejiang Jiawei Lock Co., Ltd., Zhejiang Zhongheng Lock Co., Ltd., Yantai Sanhuan Group Lock Co., Ltd., Zhejiang Juli Industry and Trade Co., Ltd.
Company, Ningbo Zhenhai Shenzhou Lock Co., Ltd., Guangdong Golden Point Atomic Lock Co., Ltd.
The main drafters of this standard. Pan Yi, Luo Baode, Jia Junqi, Ma Mingyu, Cheng Xinmin, Wang Yuebin, Cheng Fei, Liu Xiaoyong, Zhang Yongzhi, Ying Jun.
The previous versions of the standard replaced by this standard are.
---GA/T 73-1994.
Mechanical anti-theft lock
1 Scope
This standard specifies the terms and definitions, classifications, levels and markings, requirements, test methods, inspection rules, signs, and packaging for mechanical anti-theft locks.
Transportation and storage.
This standard applies to insert-type, exterior-mounted and password-type mechanical anti-theft locks used on anti-theft security doors. Anti-theft safe (box) use
The mechanical anti-theft lock can be partially referenced for use.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article
Pieces. For undated references, the latest version (including all amendments) applies to this document.
Determination of Resistance to Neutral Salt Spray of GB/T 1771 Paints and Varnishes
GB/T 2828.1 Count Sampling Inspection Procedures Part 1. Batch Inspection Sampling Plans Retrieved by Acceptance Quality Limit (AQL)
GB/T 6461 Ratings of specimens and specimens after corrosion tests of metals and other inorganic coatings on metal substrates
GB/T 9969-2008 Instruction Manual for Industrial Products General
GB/T 10125 artificial atmosphere corrosion test salt spray test
GB/T 15729-2008 Hand Torque Wrenches General Specifications
ISO 4628-2.2003 Evaluation of paint and varnish coating failure General type Evaluation of degree of damage, quantity and size 2
Part. Expression of foaming degree (Paintsandvarnishes-Evaluationofdegradationofcoatings-Designation
Ofquantityandsizedefects,andofintensityofuniformchangesinappearance-Part 2.Assessmentof
Degreeofblistering)
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Mechanical anti-theft lock burglary-resistantmechanicallock
The opening and closing of the lock is controlled by a mechanical transmission. Anti-drilling, anti-saw, anti-smashing, anti-pull, anti-impact, anti-technical opening function requirements
mechanical lock.
3.2
Drilling resistant
The lock protects the portable electric drill from cutting, resulting in the ability to use the toggle tool to open the lock.
3.3
Anti-saw
Resist the ability of ordinary hand-held hacksaws to cut the main locking bolt (bolt) to disable it.
3.4
Pryingresistant
In the locked state, the lock resists the ability of the crowbar to open the lock.
3.5
Pull resistant
In the locked state, the lock resists the drawing tool's ability to use the toggle tool to unlock the lock.
3.6
Shock resistant
In the locked state, the lock resists the impact of the punching tool and uses the toggle tool to open the lock.
3.7
Anti-technology open professionalopeningresistant
Resistive lock professional and technical personnel use special tools and use operation methods to non-destructively open the lock.
3.8
Shaped marble deformedpin
A ball with a special shape that fits inside the hole in the body of the lock body and prevents the use of special tool technology to unlock the lock.
3.9
Safety level safetylevel
According to the mechanical anti-theft lock technical performance indicators and anti-destruction capabilities of the classification.
3.10
Difference exchange number
Under the premise of the same specification model and the specified level difference, the number of dissimilar bits of any two lock heads is encoded.
3.11
Key quantity keyquantity
In the same model number, the number of locks with different keys or the number of different combinations of passwords.
4 Classifications, Levels, and Tags
4.1 Classification and Level
4.1.1 Products are divided into core insert type, exterior type and password type according to structure. The code names are insert type (I), exterior type (II) and password type
(III).
4.1.2 The product safety level is divided into A, B and C levels; A level is the lowest and increases sequentially.
4.2 Marking
Product tags are as follows.
FDS
Anti-theft lock code
Security level code
Product structure code
/□□□□
Business code
Example. FDS-BI/2800 stands for Type 2800 Class B Interpolator.
5 requirements
5.1 General requirements
5.1.1 Lock body structure
After the lock opened by the key is locked, there should not be a function that enables the main lock tongue to be opened without using a key; the main lock tongue should have a lock tongue stop device.
When the key is inserted and the lock is rotated, the key cannot be pulled out when the main lock tongue has been extended but has not reached the locked state.
5.1.2 Lock structure
The lock should not be a single row of marble structures. Should use multiple rows of marbles, single row compound marbles, blades or levers, etc
The structure; the lock of the marble structure should be equipped with not less than 4 shaped marbles. When using a two-way lock, the keys that open inside and outside should be the same.
5.1.3 Transmission Operating Mechanism
The handle of the lock handle, handle or password type mechanical anti-theft lock can be made structurally invalid or can be locked with the lock when damaged by an external force.
Disengage, but at this time the main bolt should still be locked.
5.1.4 tongue extension length
The main bolts of the mechanical plugs and external-mounted mechanical anti-theft locks shall protrude, A and B shall not be less than 20mm, and C-class shall not be less than 24mm;
The tongue should not be less than 14mm, and the oblique tongue should not be less than 11mm. The mechanical bolt of the password type mechanical anti-theft lock protrudes, and the A and B grades should not be less than 9mm.
5.1.5 Material Thickness Requirements of Lock Body Shell, Locking Tongue Panel and Snap Bucket Box (Plate)
The material thickness of the lock body shell, tongue panel and lock box (plate) shall not be less than that specified in Table 1.
Table 1 Material Thickness Requirements for Lock Body Shell, Locking Tongue Panel and Snap Box (Plate)
level
Lock shell
Cold rolled sheet hot rolled sheet zinc alloy castings
Tongue plate
Cold rolled plate hot rolled plate
Lock box (board)
Cold rolled plate hot rolled plate
A and B 1.5±0.11 1.5±0.12 2.0±0.18 2.5±0.15 2.5±0.15 1.5±0.11 1.5±0.12
C 2.0±0.13 2.0±0.14 2.5±0.18 3.0±0.17 3.0±0.17 2.0±0.13 2.0±0.14
Note. The thickness of the tongue plate can be combined with the tongue plate and the liner.
5.1.6 Password of Password Type Mechanical Anti-theft Lock
Should be easy to operate, the replacement process is simple, confidential and reliable.
5.1.7 Dimensional Requirements
5.1.7.1 Lock/lock tongue clearance
The axial clearance between the lock cylinder shoulder and the lock body should not exceed 0.2mm, and the clearance between the lock tongue and the lock hole should not exceed 0.5mm;
The gap between the locking tongue and the bolt hole of the mechanical anti-theft lock should not exceed 1.5mm.
5.1.7.2 Dimensional Requirements for Retraction of the Tongue
After the lock tongue is retracted, the cooperation between the end surface of the tongue and the surface of the tongue panel is not more than 1mm, and is less than 0.5mm; the tongue panel and the lock
The fit clearance of the shell should not exceed 0.5mm.
5.1.7.3 Password-type mechanical anti-theft locks
The minimum clearance between the two adjacent faces of the steering wheel of the password-type mechanical anti-theft lock is 0.64mm.
5.1.7.4 Differences in the dimensions of the anti-theft locking dials and deflection plates of the password-type mechanical anti-theft lock dial
The password-type mechanical anti-theft lock has a shallow groove on the turning sheet to prevent the technology from opening, and the difference in the diameter of the steering wheel should not be less than 1 mm.
5.1.7.5 Cryptographic mechanical anti-theft lock dial scale plate indexing grid rotation size
When the dial of the three-dimension cipher type mechanical anti-theft lock rotates beyond the specified 1.25 degree grid, the four-dimension cipher type mechanical anti-theft lock
The lock should not be opened when the dial rotates beyond the specified 1.50 division grid.
5.1.8 Appearance Requirements
5.1.8.1 The appearance of the body rivets
All kinds of rivets on the lock body should be firmly connected, with rivets perpendicular to the housing, and the rivet heads should be smooth and flat.
5.1.8.2 The appearance of the password-type mechanical anti-theft lock dial
Password type mechanical anti-theft lock dial should be clear, consistent line thickness, the baseline should have clear signs.
5.1.8.3 Appearance of controls/decorations
Handles, handles, handles, knobs, steering handles, etc., as well as the surface of decorative fasteners such as the lock ring, cover plate, tongue plate, and lock box (plate)
Should be smooth and clean, no cracks, missing corners and other defects; plating or coating layer should be smooth, uniform color, no scorching, exposed bottom, blistering and scratches and other defects.
The dial lines should be even and clear, and the reference position should be obvious. There should be no breaks or ambiguities.
5.1.8.4 Out-of-lock parts and surface treatment
Exposed parts of locks should be made of brass, stainless steel or other equivalent materials. All steel parts should be plated or painted.
Antiseptic treatment.
5.1.9 Permanent Security Level Markers
Locks shall be provided with permanent safety level markings as specified in 4.1.2. Marked with uppercase English letters and Chinese Songs
Into a clear position in the body of the product in a non-transparent manner.
5.2 Mechanical strength
5.2.1 Main tongue bolt strength
5.2.1.1 Main locking tongue against lateral static pressure
Insert-type, external-mounted mechanical anti-theft lock The main bolt of the main locking bolt of the password-type mechanical anti-theft lock after bearing the lateral static pressure of 6000N
After A-class.2000N, B-class 3000N lateral static pressure, the lock should be able to use normally.
5.2.1.2 Main bolt against axial static pressure
After bearing the axial static pressure specified in Table 2, the retraction amount of the bolt shall not exceed the value specified in Table 2.
Table 2 Main bolt anti-axial static pressure
Locking structure level axial static pressure/N lock retraction amount/mm
Insert type
Exterior type
Cryptographic machinery
Anti-theft lock
5.2.2 Knuckle/Peg Tongue Strength
The knuckle/tongue tongue should be able to function normally after being subjected to the loads specified in Table 3.
Table 3 Knuckle/tongue strength unit is Newton
Level Knuckle/Jaws Lateral Static Pressure Knuckle Axial Tension Knuckle Knockout Resistance
A 3000.2000.2000
B 5000 4000 4000
C 7000 6000 6000
5.2.3 Oblique tongue intensity
After undergoing the lateral static pressure of Class A.2000N, Class B and Class C 3000N, the latched tongue is subject to Class A 500N, Class B and
After the axial static pressure of Class C 1000N, it should be able to use normally.
5.2.4 Manipulator strength
5.2.4.1 Tensile performance of handle, handle, handle or password type mechanical anti-theft lock dial
Mechanical pull locks, handles, handles, or cipher-type mechanical anti-theft lock dials are subjected to 1600 N static pull after the above
There should be no obvious damage to the parts and the rotating mandrel, and the transmission mechanism can work normally.
5.2.4.2 Handle, handle or password type mechanical anti-theft lock dial torsion performance
Mechanical anti-theft lock handle, handle or password type mechanical anti-theft lock dial withstands Class A 25N·m, Class B 50N·m and Class C
After 75N·m torque is applied, it should be able to use normally. There should be no obvious damage to the rotating shaft and the transmission mechanism can work normally.
5.2.5 Snap box (board) strength
The lock box (plate) shall be able to be used normally after being subjected to the loads specified in Table 4.
Table 4 Lock box (board) strength unit is Newton
Structural Level Lock Box Axial Static Pressure Locking Plate Lateral Static Pressure Locking Plate Pulling Locking Plate Resistance to Lifting
Insert type
A 3000 3000 3000 1000
B 5000 5000 5000 3000
C 7000 7000 7000 4000
Exterior type
A 4000 5000 5000 1000
B 6000 7000 7000 3000
5.2.6 Key Strength
After the 3N·m torque is applied, there should be no obvious deformation and it can be used normally.
5.2.7 Locking screw and screw hole strength
After the connecting screw on the lock head is subjected to a static tension of 3000 N, there should be no slipping or tripping.
5.2.8 Live Lock Connector Connection Strength
After the live lock is connected with the lock body, it should be firm and reliable. After the static pressure of 3000N is applied, the lock should not break away from the lock body and can be used normally.
5.3 Flexibility
5.3.1 The main tongue flexibility
The rotational torque of the main locking bolt operated with the key shall be no more than 1.5 N·m, and there shall be no hindrance in the opening and closing of the main bolt.
5.3.2 Loggled tongue flexibility
5.3.2.1 Key Operation Trench Torque
It should be no more than 1.5N·m. There should be no blockage in the opening and closing of the inclined tongue.
5.3.2.2 Handle Operation Trench Torque
It should be no more than 3N·m. There should be no blockage in the opening and closing of the inclined tongue.
5.3.2.3 Lexical tongue axial retraction static pressure
Should be between 2.5N~9.8N.
5.3.2.4 Obstructed tongue static pressure
Should not exceed 49N.
5.3.3 Pulling out the Static Pulling Force
Should not be greater than 9.8N.
5.4 Durability
The durability of the relevant transmission components for opening the tongue mechanism shall be such that Class A shall not be less than 6×10 4 and Class B and Class C shall not be less than 1×10 5 .
5.5 Corrosion resistance
After the exposed plating or coating parts of locks are tested according to the neutral salt spray test specified in Table 5 (plating layer according to GB/T 10125, coating according to
GB/T 1771), plating protection rating RP should not be less than 6 or appearance rating RA should not be less than 8; coating parts of the foaming process
The degree should not exceed the requirements of density 2 and size 3 specified in ISO 4628-2.2003.
Table 5 corrosion time units in hours
Level ABC
Corrosion resistance time 24 48 72
5.6 Anti-vandalism
The locks are installed as normal, using the tools specified in Appendix B to implement anti-drilling, anti-saw, anti-smashing, anti-pull, anti-impact, and anti-technical anti-theft locks.
Open test and password-type mechanical anti-theft lock anti-technical opening test, the net working time for the lock being broken and opened shall not be less than Table 6.
Provisions.
Table 6 The net work time for damage prevention is in cents
Level anti-drilling anti-saw anti-smashing anti-pull anti-shock protection
Password type mechanical anti-theft lock
Anti-technical open
A 10 5 10 10 10 1 1200
B 15 5 15 15 15 5 1440
C 30 30 30 30 30 10 -
5.7 Difference, key volume, and open rate
5.7.1 Differences
If the change in length is a difference, the difference should not be less than 0.5 mm; if the change in angle is a difference, the difference should not be less than 15°.
5.7.2 Theoretical Key Amount, Actual Available Key Amount, and Open Rate
The theoretical key volume, the actual available key volume, and the mutual open rate should be in accordance with Table 7.
Table 7 Theoretical Key Amount, Actual Available Key Amount, and Open Rate
level
Insert-type, external-mounted mechanical anti-theft lock theory and actual key volume
The number of marble lock theoretical keys
Difference exchange number
Blade and lever lock theoretical key amount
Difference exchange number
Open rate /
Actually available
Key volume
Password type mechanical anti-theft lock
Theoretical key
Quantity/species
Actually available
Key volume
≥6×104 1 ≥2.5×104 1 ≤0.03
≥3×104 2 ≥1×104 2 ≤0.01
Should not be greater than
Theoretical key volume
40%
≥1×106
≥1×107
Should not be greater than
Theoretical key volume
60%
6 Test methods
6.1 General requirements test
6.1.1 lock body structure test
Use visual and normal operation methods to determine whether the test results meet the requirements of 5.1.1.
6.1.2 Lock structure test
Visual and anatomical locks are used to design the structure and determine whether the test results meet the requirements of 5.1.2.
6.1.3 Transmission Operation Mechanism Test
Visually, dissect the product and feel the way to determine whether the test results meet the requirements of 5.1.3.
6.1.4 Lock tongue extension length test
The lock is mounted on a special jig, and the bolt is fully extended. The tongue plate is used as a reference and measured with a height ruler with an accuracy of 0.02 mm.
The distance between the main locking tongue, the knuckle tongue and the claw tongue, and the protruding tongue of the inclined tongue to the lock panel is the protruding length of the bolt tongue. Determine whether the test results meet
5.1.4 requirements.
6.1.5 Material Requirements Test of Lock Body Shell, Locking Tongue Panel and Snap Lock Box (Plate)
Using a precision 0.02mm slide caliper or 0.01mm micrometer to measure the material of the lock body shell, tongue panel and lock box (board)
Quantity, measurement results should meet the requirements of 5.1.5.
6.1.6 Cryptographic test of password-type mechanical anti-theft lock
In accordance with the requirements of the product instructions for password change operation, use different open password operation five times to determine whether the test results
Meet the requirements of 5.1.6.
6.1.7 Dimensional Requirements Test
6.1.7.1 Lock/lock tongue clearance test
Measure with the gauge or feeler gauge specified in Appendix B to determine whether the measurement result meets the requirements of 5.1.7.1.
6.1.7.2 Dimensional Requirements Test after Retraction of the Tongue
Measured using the gauge specified in Appendix B, determine whether the measurement results meet the requirements of 5.1.7.2.
6.1.7.3 Code-type mechanical anti-theft lock steering gap test
Measure with the gauge or feeler gauge specified in Appendix B to determine whether the measurement result meets the requirements of 5.1.7.3.
6.1.7.4 Test for the size difference between the anti-theft lock dial and the anti-theft switch of the password type mechanical anti-theft lock dial
Visually inspect the dimples of the dice; measure the difference in diam- eter diameters with the gage specified in Appendix B, and determine the measurement result
Does not meet the requirements of 5.1.7.4.
6.1.7.5 Cryptographic mechanical anti-theft lock dial Scale indexing grid Rotating dimension test
Manually adjust the scale indexing grid to exceed the specified value (1.25 diopters for three diverters and 1.50 diopters for four diverters)
After that, check whether the password-type mechanical anti-theft lock can be opened and determine whether the test result meets the requirements of 5.1.7.5.
6.1.8 Appearance Requirements Test
6.1.8.1 Lock Body Rigid Appearance Test
Using visual methods to determine whether the test results meet the requirements of 5.1.8.1.
6.1.8.2 Cryptographic Mechanical Anti-theft Lock Dial Appearance Test
Using visual methods to determine whether the test results meet the requirements of 5.1.8.2.
6.1.8.3 Appearance test of controls/decorative parts
Use visual methods to determine whether the test results meet the requirements of 5.1.8.3.
6.1.8.4 Locks exposed parts and surface treatment test
Using visual methods, determine whether the test results meet the requirements of 5.1.8.4.
6.1.9 Permanent safety level marking test
Using visual methods, determine whether the test results meet the requirements of 5.1.9.
6.2 Mechanical strength test
6.2.1 Main locking tongue strength test
6.2.1.1 Main bolt anti-lateral static pressure test
The test sample is fixed on the bench of the tester. As shown in Figure A.2 in Appendix A, the main bolt extends to the fully locked position at the distance from the lock.
The tongue of the tongue is gradually applied to the specified lateral static pressure at the 3mm position of the tongue panel and held for 60s. After the unloading, the lock is operated and tested.
Whether the test results meet the requirements of 5.2.1.1.
6.2.1.2 Test of the main bolt against axial static pressure
The test sample is fixed on the bench of the tester. As shown in Figure A.3 in Appendix A, the main lock tongue extends to the fully locked position and the main lock
The tip of the tongue is gradually applied to the specified axial static pressure and held for 60 seconds. After the unloading, the retraction amount of the main bolt is measured to determine whether the test result is i...
Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GA/T 73-2015_English be delivered?Answer: Upon your order, we will start to translate GA/T 73-2015_English as soon as possible, and keep you informed of the progress. The lead time is typically 3 ~ 5 working days. The lengthier the document the longer the lead time. Question 2: Can I share the purchased PDF of GA/T 73-2015_English with my colleagues?Answer: Yes. The purchased PDF of GA/T 73-2015_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet. Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. If you need your currency to be printed on the invoice, please write an email to [email protected]. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay. Question 5: Should I purchase the latest version GA/T 73-2015?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GA/T 73-2015 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.
|