|
US$339.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 24673-2021: Small-size gasoline engine direct-link centrifugal pumps unit
Status: Valid GB/T 24673: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 24673-2021 | English | 339 |
Add to Cart
|
4 days [Need to translate]
|
Small-size gasoline engine direct-link centrifugal pumps unit
| Valid |
GB/T 24673-2021
|
| GB/T 24673-2009 | English | 399 |
Add to Cart
|
3 days [Need to translate]
|
Small-size gasoline engine direct-link high speed centrifugal pumps
| Obsolete |
GB/T 24673-2009
|
PDF similar to GB/T 24673-2021
Basic data | Standard ID | GB/T 24673-2021 (GB/T24673-2021) | | Description (Translated English) | Small-size gasoline engine direct-link centrifugal pumps unit | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B91 | | Word Count Estimation | 18,193 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 24673-2021: Small-size gasoline engine direct-link centrifugal pumps unit---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.
Small-size gasoline engine direct-link centrifugal pumps unit
ICS 65.060.35
CCSB91
National Standards of People's Republic of China
Replace GB/T 24673-2009
Small gasoline engine direct-connected centrifugal pump unit
Released on 2021-05-21
2021-12-01 implementation
State Administration of Market Supervision and Administration
Issued by the National Standardization Management Committee
Table of contents
Foreword Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions 2
4 Type and model 2
4.1 Type 2
4.2 Model 2
5 Technical requirements 2
5.1 General requirements 2
5.2 Performance and its tolerance 3
5.3 Material 3
5.4 Seal 4
5.5 Transmission and fixing 4
5.6 The main components of the pump unit 4
5.7 Noise 5
5.8 Assembly and appearance requirements 5
5.9 Security 5
5.10 Starting performance 6
5.11 Operational requirements 6
5.12 Reliability 6
6 Test method 6
6.1 Pump unit performance test 6
6.2 Material inspection 6
6.3 Hydrostatic test 6
6.4 Static (dynamic) balance test 6
6.5 Test of pollutant emission limits for supporting gasoline engines 6
6.6 Noise measurement 6
6.7 Paint inspection 6
6.8 Security Check 6
6.9 Starting performance test 7
6.10 Operation test 7
6.11 Reliability test 7
7 Inspection rules 7
7.1 Factory inspection 7
7.2 Type inspection 7
8 Marking, packaging, transportation and storage 8
8.1 Sign 8
8.2 Packaging and transportation 8
8.3 Storage 9
Appendix A (Normative) Reliability Test Method 10
Foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents"
Drafting.
This document replaces GB/T 24673-2009 "Small Gasoline Engine Direct-connected High-speed Centrifugal Pump", compared with GB/T 24673-2009, except for
In addition to structural adjustments and editorial changes, the main technical changes are as follows.
a) The scope has been changed (see Chapter 1, Chapter 1 of the.2009 edition);
b) The normative references have been changed (see Chapter 2, Chapter 2 of the.2009 edition);
c) Changed the title of Chapter 4 (see Chapter 4, Chapter 3 of the.2009 edition);
d) The packing seal has been added (see 4.1.4, 3.1.4 of the.2009 edition);
e) The basic parameters have been deleted (see 3.3 in the.2009 edition);
f) The requirement for the explicit value of the basic parameters of the pump unit has been added (see 5.1.3);
g) The requirements for fuel consumption rate have been added (see 5.2);
h) Deleted the structural requirements (see 4.3 in the.2009 edition);
i) Added material requirements (see 5.3);
j) The impeller import sealing requirements have been deleted (see 4.4.1 of the.2009 edition);
k) The packing seal of the shaft seal has been deleted (see 4.4.2 of the.2009 edition);
l) The requirements for iron castings have been changed (see 5.6.1, 4.6.1 in the.2009 edition);
m) The requirements for steel castings have been added (see 5.6.2);
n) The requirements for other materials have been deleted (see 4.6.2 of the.2009 edition);
o) Add requirements for aluminum die castings (see 5.6.3);
p) Adjust the water pressure test to the main parts requirements, and update the requirements (see 5.6.4, 4.8 in the.2009 edition);
q) Adjust the static (dynamic) balance to the requirements of the main parts and add the balance formula (see 5.6.5, 4.7 in the.2009 edition);
r) The requirement for vibration has been deleted (see 4.9.1 of the.2009 edition);
s) The requirements for the emission limit of exhaust pollutants from gasoline engines and the emission test have been added (see 5.6.6);
t) The noise requirements are changed (see 5.7, 4.9.2 of the.2009 edition);
u) Adjust the material requirements for the main parts of the pump to "Requirements for the main parts of the pump unit" (see 5.8, 4.6 in the.2009 edition);
v) The description of not performing vibration and noise measurement is deleted (see 4.9.3 of the.2009 edition);
w) The assembly requirements of the impeller have been added (see 5.8.2);
x) Deleted the "pump should have a clear red rotation mark, and should ensure that the mark is not easy to wear out during the use period" (see the.2009 edition of the
4.10.7);
y) Increased starting performance (see 5.10);
z) Added operational requirements (see 5.11);
aa) The reliability requirements have been changed (see 5.12, 4.12 of the.2009 edition);
bb) Adjust "Pump performance test" to "Pump unit performance test" (see 6.1, 5.1 of the.2009 edition);
cc) The self-priming performance test method was changed from JB/T 6664.3 to JB/T 6664 (see 6.1.2, 5.2 of the.2009 edition);
dd) The test method of fuel consumption rate (6.1.3) has been added;
ee) The inspection method of materials has been added (see 6.2);
ff) Added hydraulic test (see 6.3)
gg) Deleted the measurement of pump vibration (see 5.4 in the.2009 edition);
hh) Added gasoline engine pollutant emission limit test (see 6.5);
i) The noise measurement standard is changed from JB/T 8098 to GB/T 26116 (see 6.6, 5.5 in the.2009 edition);
j) Added "paint inspection" (see 6.7);
kk) Added "safety mark" requirement (see 6.8);
l) Added starting performance test method (see 6.9);
mm) The test method for operation has been added (see 6.10);
nn) The reliability test is changed (see 6.11, 5.7 in the.2009 edition);
oo) The factory inspection items are changed (see 7.1.2, 6.1.2 of the.2009 edition);
pp) The type test items are changed (see 7.2.2, 6.2.2 of the.2009 edition).
Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents.
This document was proposed by China Machinery Industry Federation.
This document is under the jurisdiction of the National Agricultural Machinery Standardization Technical Committee (SAC/TC201).
This document was drafted by. Leo Group Zhejiang Pump Co., Ltd., Wenling Product Quality Inspection Institute, Hangzhou Slater Pump Co., Ltd.,
Youli Electromechanical Co., Ltd., Wenling Pengzhuo Electromechanical Technology Co., Ltd., Lewei Pump Industry Co., Ltd., Jiangsu University Fluid Machinery Engineering Technology Research Institute
Research Center, Chinese Academy of Agricultural Mechanization Science, Zhejiang Water Pump Product Quality Inspection Center.
The main drafters of this document. Jin Shibin, Yan Tufu, Mao Jianyun, Zhang Jiangping, Chen Xianjun, Ying Huiliang, Zhang Haiping, Ning Chao, Zhang Xiansheng, Wang Lin,
Zhao Liwei, Yang Lu, Wang Yang, Gao Shuyu.
The previous versions of this document and the documents replaced are as follows.
---GB/T 24673-2009 was first published in.2009, and this is the first revision.
Small gasoline engine direct-connected centrifugal pump unit
1 Scope
This document specifies the type and model, technical requirements, test methods, inspection rules, markings, packages of small gasoline engine direct-coupled centrifugal pump units
Loading, transportation and storage.
This document is applicable to the rated power of agriculture and forestry irrigation, fishery breeding, urban construction, high-rise water supply, drainage, fire fighting and other emergency rescue and other fields
Direct-connected centrifugal pump units for small gasoline engines not larger than 15kW (hereinafter referred to as "pump units").
2 Normative references
The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations
Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
This document.
GB/T 191 Packaging, storage and transportation pictorial signs
GB/T 2828.1-2012 Sampling inspection procedures by attributes Part 1.Batch inspection sampling searched by acceptance quality limit (AQL)
plan
GB/T 3216-2016 Hydraulic Performance Acceptance Test of Rotary Power Pump Level 1, Level 2, and Level 3
GB 5084 Farmland Irrigation Water Quality Standard
GB/T 9239.1-2006 Mechanical vibration constant (rigid) rotor balance quality requirements Part 1.Specification and balance tolerance
test
GB 10395.8 Safety technical requirements for agricultural and forestry tractors and machinery Part 8.Drainage and irrigation pumps and pump units
GB 10396 General rules for safety signs and hazard graphics for agricultural and forestry tractors and machinery, lawn and garden power machinery
GB/T 13306 signs
GB/T 13384 General technical conditions for packaging of mechanical and electrical products
GB/T 14097-2018 Noise limits for reciprocating internal combustion engines
GB/T 15114 Aluminum alloy die casting
GB/T 26116 Test method for internal combustion engine coaxial pump
GB/T 26125 Determination of six restricted substances in electrical and electronic products (lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls and polybrominated diphenyl ethers)
GB 26133 Limits and measurement methods for exhaust pollutants from small ignition engines for non-road mobile machinery (China's first and second
stage)
JB/T 5673 General technical conditions for painting agricultural and forestry tractors and machinery
JB/T 6664 self-priming pump
JB/T 6880.1 Gray cast iron parts for pumps
JB/T 6880.2 Steel castings for pumps
JB/T 6880.3 Castings for pumps Part 3.Anti-abrasion white cast irons for pumps
Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 24673-2021_English be delivered?Answer: Upon your order, we will start to translate GB/T 24673-2021_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time. Question 2: Can I share the purchased PDF of GB/T 24673-2021_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 24673-2021_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 GB/T 24673-2021?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 24673-2021 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.
|