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GB/T 1796.3-2017 English PDF (GB 1796.3-2008)

GB/T 1796.3-2017_English: PDF (GB/T1796.3-2017)
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GB/T 1796.3-2017English150 Add to Cart 0--9 seconds. Auto-delivery Tyre valves -- Part 3: Snap-in valves Valid GB/T 1796.3-2017
GB 1796.3-2008English439 Add to Cart 3 days [Need to translate] [GB/T 1796.3-2008] Tyre valves -- Part 3: Snap-in valves Obsolete GB 1796.3-2008


BASIC DATA
Standard ID GB/T 1796.3-2017 (GB/T1796.3-2017)
Description (Translated English) Tyre valves -- Part 3: Snap-in valves
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard G41
Classification of International Standard 83.160.01
Word Count Estimation 14,191
Date of Issue 2017-12-29
Date of Implementation 2018-11-01
Older Standard (superseded by this standard) GB/T 1796.3-2008
Drafting Organization Hangzhou Wantong Valve Co., Ltd.
Administrative Organization National Tire Rim Standardization Technical Committee
Regulation (derived from) National Standards Bulletin 2017 No. 32
Proposing organization China Petroleum and Chemical Industry Federation
Issuing agency(ies) People's Republic of China General Administration of Quality Supervision, Inspection and Quarantine, China National Standardization Administration

BASIC DATA
Standard ID GB 1796.3-2008 (GB1796.3-2008)
Description (Translated English) [GB/T 1796.3-2008] Tyre valves. Part 3: Snap-in valves
Sector / Industry National Standard
Classification of Chinese Standard G41
Classification of International Standard 83.160.01
Word Count Estimation 11,156
Date of Issue 2008-09-18
Date of Implementation 2009-09-01
Older Standard (superseded by this standard) GB 12836.1-1999
Quoted Standard GB 1796.6; GB/T 2828.1-2003; GB 9764; GB 9765; GB/T 9766.3; GB/T 12839; GB/T 21285
Adopted Standard ISO 9413-1998, NEQ; ISO 14960-2004, NEQ
Drafting Organization Valve Co., Ltd. Hangzhou Wantong
Administrative Organization National Standardization Technical Committee tire rim
Regulation (derived from) Announcement of Newly Approved National Standards No. 16 of 2008 (No. 129 overall)
Proposing organization China Petroleum and Chemical Industry Association
Issuing agency(ies) Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China; Standardization Administration of China
Summary This Chinese standard applies to the snap valve (hereinafter referred to as valve) the terms and definitions, models and symbols, structure type, parts of the structure, size and material, appearance, mouth, body rubber hardness, assembly performance, rubber and metal the combination of tightness, ozone resistance capabilities, blast resistance, flex, test methods, inspection rules, labeling, packaging and storage. This standard applies to valve hole diameter is 11. 3mm and the maximum working pressure 475kPa valve hole diameter is 15. 7mm maximum working pressure 450kPa of tubeless tires with valves.


GB/T 1796.3-2017 GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 83.160.01 G 41 Replacing GB/T 1796.3-2008 Tyre valves - Part 3. Snap-in valves (ISO 9413.1998, Tyre valves - Dimensions and designation; ISO 14960.2004, Tubeless tyres - Valves and components - Test methods, NEQ) ISSUED ON. DECEMBER 29, 2017 IMPLEMENTED ON. NOVEMBER 1, 2018 Issued by. General Administration of Quality Supervision, Inspection and Quarantine of the PRC; Standardization Administration of the PRC. Table of Contents Foreword ... 3  1 Scope ... 5  2 Normative references ... 5  3 Terms and definitions ... 5  4 Designation marking ... 6  5 Structural style ... 6  6 Structure, dimensions, and material of components ... 8  7 Appearance ... 12  8 Rubber hardness of valve body ... 12  9 Assembly performance ... 12  10 Combination of rubber and metal body ... 12  11 Tightness ... 12  12 Ozone resistance ... 13  13 Blasting ... 13  14 Flexure resistance ... 13  15 Test methods ... 13  16 Inspection rules ... 14  17 Identification, packaging, and storage ... 16  Appendix A (Informative) Contrast between the designations in this Part and foreign designations ... 17  Foreword GB/T 1796 “Tyre valves” is divided into seven parts. - Part 1. Tube clamp-in valves; - Part 2. Rubber base valves; - Part 3. Snap-in valves; - Part 4. Tubeless clamp-in valves; - Part 5. Tyre valves for large core chamber; - Part 6. Cores; - Part 7. Components. This is Part 3 of GB/T 1796. This Part is drafted in accordance with the rules given in GB/T 1.1-2009. This Part replaces GB/T 1796.3-2008 “Tubeless valves - Part 3. Snap-in valves”. As compared with GB/T 1796.3-2008, the main technical changes are as follows. - ADD “Part 7. Components” to the foreword (SEE the foreword); - ADD the normative reference “GB 1796.7” (SEE Chapter 2); - ADD the CN01C, CN02C, CQ07C, CQ08C valves (SEE Chapter 5, Chapter 6); - MODIFY the structure, dimensions, and material of components (SEE 6.2, 6.3; 6.2, 6.3 of the 2008 version); - MODIFY the provisions on appearance (SEE Chapter 7; Chapter 7 of the 2008 version); - MODIFY assembly performance (SEE Chapter 9; Chapter 9 of the 2008 version); - MODIFY the combination of rubber and metal body (SEE Chapter 10; Chapter 10 of the 2008 version); - DELETE the tightness of sealing cap (11.2 of the 2008 version); Tyre valves - Part 3. Snap-in valves 1 Scope This Part of GB/T 1796 specifies the terms and definitions, designation marking, structural style, structure, dimensions and material of the components, appearance, rubber hardness of valve body, assembly performance, combination of rubber and metal body, tightness, ozone resistance, blasting, flexure resistance, test methods, inspection rules, identification, packaging, and storage of snap-in valves (hereafter known as valves for short). This Part applies to valves for tubeless tyres for cycles, motorcycles, cars, light trucks, and trucks. 2 Normative references The following documents are indispensable for the application of this document. For the dated references, only the versions with the dates indicated are applicable to this document. For the undated references, the latest version (including all the amendments) are applicable to this document. GB/T 1796.6 Tyre valves - Part 6. Cores GB/T 1796.7 Tyre valves - Part 7. Components GB/T 2828.1-2012 Sampling procedures for inspection by attributes - Part 1. Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection GB/T 9764 Tyre valve - Core chambers GB/T 9765 Tyre valve threads GB/T 9766.3 Test method for tyre valve - Part 3. Snap-in valves GB/T 12839 Terms and definitions of tyre valves GB/T 21285 Tubes valves - Identification system for valves and their components 3 Terms and definitions Table 3 Designation Maximum operating pressure/kPa DQ07C, DQ08C, CR01, CR02, CN01C, CN02C 450 CQ01~CQ06 475 CQ07C, CQ08C 550 12 Ozone resistance After the ozone resistance test, there shall be no cracks on the valve body rubber. 13 Blasting After the blasting test, the valve shall not blast. 14 Flexure resistance After the flexure resistance test, there shall be no obvious cracks on the valve body rubber. 15 Test methods 15.1 Appearance Visual inspection. 15.2 Throat diameter and cone position USE special gauge or universal measuring tool to measure. 15.3 Pitch diameter, major diameter of external thread; pitch diameter, minor diameter, and depth dimensions of internal thread USE thread go-no go gauge to measure the pitch diameter of external thread, and the pitch diameter and depth of internal thread. USE smooth go gauge, smooth no gauge, or universal measuring tool to measure the major diameter of external thread and the minor diameter of internal thread. 15.4 Other test methods 17 Identification, packaging, and storage 17.1 Identification 17.1.1 There shall be manufacturer and product designation identifications on the valve body. 17.1.2 The following identifications shall be provided on the packaging box. a) Manufacturer’s name and address, trademark; b) Product name; c) Product designation; d) Quantity; e) Exit-factory date. 17.2 Packaging 17.2.1 The product can be packaged in sets or packaged according to the components. 17.2.2 Plastic bags shall be used for the inner packaging; and carton or wooden boxes shall be used for outer packaging. 17.2.3 The packaging box (bag) shall be accompanied by product qualification certificate. 17.3 Storage The product shall be stored in a dry, ventilated, anti-high temperature, anti- exposure, anti-corrosion, oil-free warehouse. From the exit-factory date, the storage period shall not exceed 6 months. ......


GB 1796.3-2008 Tyre valves.Part 3. Snap-in valves ICS 83.160.01 G41 National Standards of People's Republic of China Replacing GB 12836.1-1999 Tire valve Part 3. Snap-valve (ISO 9413.1998, Tyrevalve-Dimensionsanddesignation, NEQ ISO 14960.2004, Tubelesstyres-Valvesandcomponents-Testmethods, NEQ) Posted 2008-09-18 2009-09-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released Foreword This section Chapter 10, Chapter 11, 11.1 and 12 are mandatory, the rest are recommended. GB 1796 "tire valve" is divided into six parts. --- Part 1. Clamp-in tubeless valve; --- Part 2. plastic valve seat; --- Part 3; snap-in valve; --- PART 4; Clamp tubeless valve; --- Part 5; large core cavity valve; --- Part 6; valve core. This section GB Section 31796 of the portion corresponding to ISO 9413.1998 "tire valve size and type" (in English). This part of ISO 9413.1998 and ISO 14960.2004 "tubeless valves, parts and components test method" degree of consistency Non-equivalent. This Part replaces GB 12836.1-1999 "tubeless valves - Part 1. Snap-valve." Compared with GB 12836.1-1999 part of the main changes are as follows. --- Modify the rated pressure. 420kPa Rated pressure by the modification of the maximum working pressure 450kPa (Chapter 1, the previous version, this edition Chapter 1); --- Increased terms and definitions (see Chapter 3); --- Modify the model tag (the previous version in Chapter 3, Chapter 4 of this edition); --- Increased CQ07C and CQ08C specification model (the previous version in Chapter 4, Chapter 5 of this edition); --- Increased I01C, I02C type protective cap (the previous version in Chapter 5, Chapter 6 of this edition); --- Increased Model comparison table (the previous version in Chapter 5, Chapter 6 of this edition); --- Modify the nozzle body and rubber hardness test. the Shore A hardness of 70 ± 5 modified to 65 ± 5; rubber hardness not subject to high temperature after Measurement (the previous version in Chapter 6, Section 8 of this edition); --- Modify the pull-in force and the pull-out force. the pull-in force of 250N ~ 600N modify 180N ~ 450N, pull-off force is greater than 750N repair To greater than 560N (the previous version in Chapter 6, Section 9 of this edition); --- Modify the tightness, not the nozzle body and valve tightness testing hole temperature (the previous version in Chapter 6, edition Chapter 11); --- Increased blasting requirements (see Chapter 13); --- Increased flex resistance requirements (see Chapter 14); --- Modify the inspection rules (the previous version in Chapter 8, Section 16 of this edition). Appendix A of this section is an informative annex. This part is proposed by the China Petroleum and Chemical Industry Association. This part of the tire rim by the National Standardization Technical Committee (SAC/TC19) centralized. This part mainly drafted by. Hangzhou Wantong valve Co., Ltd. in Shanghai of the valve. Participated in the drafting of this section. Gongzhuling CUHK Corp., Cisco Ningbo Haofeng Auto Parts Co., Ltd. Ningbo Siming Auto Parts Co., The company, Ningbo Shuguang Electrical Co., Ltd., Jiangxi valve core plant. The main drafters of this section. a column Gu, Yu Xiaohua. The drafters of some of the participants. Han Farui, Li Yunxiang, the hair is dry, LiuHaiYan, Liu Gang. This part of the standard replaces the previous editions are. --- GB 12836-1991, GB 12836.1-1999. Tire valve Part 3. Snap-valve 1 Scope GB 1796 This section specifies the snap valve (hereinafter referred to as valve) terms and definitions, model tag, structure type, zero Member of the structure, size and materials, appearance, combined with a rubber hardness of the nozzle body, the assembly performance, rubber and metal, tightness, ozone resistance ability, blasting, Flex resistance, test methods, inspection rules, labeling, packaging and storage. This section applies to the valve hole diameter of 11.3mm maximum operating pressure valve hole 475kPa and maximum diameter of 15.7mm Use 450kPa pressure tubeless tire valve. 2 Normative references The following documents contain provisions which, through reference in this Part of GB 1796 constitute provisions of this section. For dated references, All subsequent amendments (not including errata content) or revisions do not apply to this section, however, encourage the agreement on this section Whether the parties can study the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB 1796.6 tire valve - Part 6. valve core (GB 1796.6-2008, ISO 9413.1998, NEQ) GB/T 2828.1-2003 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch inspection Sampling Programme (ISO 2859-1.1999, IDT) GB 9764 tire valve core cavity (GB 9764-1997, neq ISO 6762. 1982, ISO 7442. 1982) GB 9765 tire valve thread (GB 9765-1997, neq ISO 4570-1. 1977, ISO 4570-2. 1979, ISO 4570-3. 1980) GB/T 9766.3 Test method for tire valve - Part 3. Snap-valve test method (GB/T 9766.3-2008, ISO 14960.2004, MOD) GB/T 12839 tire valve terminology and definitions (GB/T 12839-2005, ISO 3877-2.1997, NEQ) GB/T 21285 tire valves and parts identification method (GB/T 21285-2007, ISO 10475.1992, MOD) 3 Terms and Definitions Terms and definitions GB/T 12839 apply to establish this part of GB 1796. 4 Type Marking Product models and symbols shall comply with GB/T 21285 of. Models with foreign standard model of this part of the control refer to Appendix A. 5 structure type Structure type products should comply with Figs. 1 and 2. This section all linear dimensions are in millimeters. 1 --- I01C or I02C type protective cap; 2 --- H01 type valve core; 3 --- nozzle body. Figure 1 DQ07C, DQ08C type valve 1 --- I01C or I02C type protective cap; 2 --- H01 type valve core; 3 --- nozzle body. Figure 2 CQ01 ~ CQ06 type, CR01 and CR02 type valve Structure, size and material 6 parts 6.1 nozzle body 6.1.1 Structure Types and dimensions shall comply with the provisions of Figures 3, 4. 6.1.2 Thread 5V1,8V1 shall comply with the provisions of GB 9765. 6.1.3 core cavity shall comply with the provisions of GB 9764. CQ01, DQ07C type valve core cavity with a No. 1B, other types of valve with a No. 1A Core cavity. 6.1.4 nozzle body material is brass or other metal materials and rubber. 6.2 valve core Valve core shall comply with the provisions of GB 1796.6. CQ01, DQ07C H01S type valve with the valve core, the valve with other models H01-type valve core. 6.3 helmets 6.3.1 The protective cap should be consistent with the provisions of Figs. 5 and 6. 6.3.2 I01C type protective cap made from brass and rubber; I02C protective cap-type material is plastic. Model L suitable valve hole diameter JATMA Model DQ07Ca 30 DQ08C 45 11.3 PVR70 PVR71 Only a H01S type valve core. Figure 3 DQ07C, DQ08C valve CQ01a 33.0 24.0 25.0 16.0 15.0 19.5 11.3 TR412 CQ02 43.0 34.0 35.0 16.0 15.0 19.5 11.3 TR413 CQ03 49.0 40.0 41.0 16.0 15.0 19.5 11.3 TR414 CQ04 56.5 47.5 48.5 16.0 15.0 19.5 11.3 TR414L CQ05 62.0 53.0 54.0 16.0 15.0 19.5 11.3 TR418 CQ06 75.0 66.0 67.0 16.0 15.0 19.5 11.3 TR423 CR01 43.0 34.0 35.0 20.2 19.3 24.0 15.7 TR415 CR02 62.0 53.0 54.0 20.2 19.3 24.0 15.7 TR425 Only a H01S type valve core. Figure 4 CQ01 ~ CQ06, CR01 and CR02 valve Figure 5 I01C seal-type cap Figure 6 I02C protective cap 7 Appearance The outer surface of the rubber does not allow inclusions, bubbles, spongy, cracks and other defects affect valve performance 7.1 nozzle body. 7.2 nozzle body bore is not allowed influential valve mouth rubber adhesion used. 7.3 mouth vitro adhesion rubber thread is not allowed to use an impact. 8 nozzle body a rubber hardness Shore A hardness of 65 ± 5. 9 assembly performance Pull into force. 180N ~ 450N; Pull-out force. more than 560N. 10 combined rubber and metal Each valve exposed copper stripped area of not more than 40mm2, peeling along the axial direction of the valve should not have exposed copper strip is formed. 11 tightness 11.1 at maximum pressure specified, should ensure that the valve seal. 11.2 sealing cap at 475kPa pressure should guarantee seal. 12 ozone resistance capability After the ozone resistance test, the nozzle body should not rubber cracks. 13 Blasting Temperature is 20 ℃ ~ 26 ℃ under, and under 1400kPa pressure valve should maintain 2min blasting. 14 flex resistance By flex resistance after the test valve should not undermine or rubber nozzle body should not have obvious visual cracks. 15 Test Method 15.1 Appearance Visual inspection. 15.2 throat diameter and a cone surface position Throat diameter and a cone surface position, with a special gauge or general gauge measurements. 15.3 external thread diameter, large diameter; internal thread diameter, small diameter and depth dimensions Threaded-gauge to measure the diameter of external thread, internal thread diameter and internal thread depth, with a smooth-gauge, smooth stop outside the measuring gauge or general gauge Large diameter screw and internal thread trails. 15.4 Other test methods Other test methods shall be in accordance with GB/T 9766.3 regulations. 16 inspection rules 16.1 valve sampling procedures and their implementation shall comply with GB/T 2828.1-2003's. 16.1.1 the same model of a valve storage lot or batch of a shipment inspection lot. 16.1.2 The importance of quality characteristics by unqualified failure into Class A, Class B and Class C unqualified failure. Divided into various projects Several inspection teams, are shown in Table 1. 16.1.3 acceptance quality limit for each test group (AQL) (expressed per hundred units number of rejects) and check the level (IL), shown in Table 1. 16.2 grouped according to Table 1 for carrying out inspection checks were judged pass or fail. 16.3 batch inspection after disposal should be GB/T 2828.1-2003 requirements. Table 1 Check substandard classification grouping items AQL IL test methods A class failed Class B failed Class C unqualified A1 11.1 nozzle body and the valve core seal A2 11.1 cryogenic sealing nozzle body and the valve hole A3 11.1 nozzle body and the valve hole high temperature sealing Combined with A4 Chapter 10 of rubber and metal A5 Chapter 12 Ozone capacity B1 Chapter 8 of the nozzle body a rubber hardness B2 Chapter 9 assembly performance B3 Chapter 13 blasting B4 Chapter 14 flex resistance B5 6.1.3 conical surface position size 10 + 0.4-0 B6 6.1.3 throat diameter 3.8 + 0.14 + 0.02 B7 6.1.2 The 5V1 thread trails, depth C1 6.1.2 The 8V1 thread of large diameter, diameter C2 11.2 sealing cap sealing C3 7.1 appearance quality provisions C4 7.2 appearance quality C5 7.3 appearance quality 0.65 1.5 2.5 4.0 S-2 S-3 S-3 According to GB/T 9766.3 15.2 Press 15.2 Press According to GB/T 9766.3 15.1 Press Note. A2, A3, A5, B3, B4 group type tests. 17 labeling, packaging and storage 17.1 Logo 17.1.1 Zuizui valve manufacturer shall identify the product model and body. 17.1.2 on the box shall have the following identification. a) the name and address of the manufacturer, trademark; b) the product name; c) Model; d) number; e) the date of manufacture. 17.2 Packaging 17.2.1 products, kits, you can also press Footprint. 17.2.2 packaging with inner plastic bags, packing cartons or wooden box. 17.2.3 packaging products should be accompanied by a certificate (bag). 17.3 Storage Products should be stored in dry and ventilated, anti-high temperature, anti-exposure, anti-corrosion, no oil inside the warehouse, from the factory storage period not exceeding 6 months. Book GB 1796.3-2008 Appendix A (Informative) This part of the model and control foreign models Table A. 1 shows a list of foreign models and models of control in this section. Table A. Some models of foreign models a control list This part ISO 9413.1998 TRA (2006) ETRTO (2006) JATMA (2007) the countries of origin plotting No. DQ07C - - - PVR70 - 1 DQ08C - - - PVR71 - 1 CQ01 CQ01 TR412 V2.03.6 TR412 Z2-01-1 2 CQ02 CQ02 TR413 V2.03.1 TR413 Z2-01-2 2 CQ03 CQ03 TR414 V2.03.2 TR414 Z2-01-3 2 CQ04 CQ04 TR414LL V2.03.8 - Z2-01-8 2 CQ05 CQ05 TR418 V2.03.4 TR418 Z2-01-4 2 CQ06 CQ06 TR423 - TR423 Z2-01-5 2 CR01 CR01 TR415 V2.03.3 TR415 Z2-01-6 2 CR02 CR02 TR425 - TR425 Z2-01-7 2 I01C - - - - - 5 I02C - - - - A Type 6 8002- 3. ......

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