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GB/T 6172.2-2016 PDF English

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GB/T 6172.2-2016: Prevailing torque type hexagon thin nuts (with non-metallic insert)
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Status: Valid

GB/T 6172.2: Historical versions

Standard IDUSDBUY PDFDeliveryStandard Title (Description)Status
GB/T 6172.2-201685 Add to Cart Auto, 9 seconds. Prevailing torque type hexagon thin nuts (with non-metallic insert) Valid
GB/T 6172.2-2000239 Add to Cart 3 days Prevailing torque type hexagon thin nuts (with non-metallic insert) Obsolete

Similar standards

GB/T 6172.1   GB/T 6171   GB/T 6173   GB/T 6188   

GB/T 6172.2-2016: Prevailing torque type hexagon thin nuts (with non-metallic insert)

---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT6172.2-2016
GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 21.060.20 J 13 Replacing GB/T 6172.2-2000 Prevailing Torque Type Hexagon Thin Nuts (with Non-Metallic Insert) (ISO 10511.2012, MOD) Issued on: FEBRUARY 24, 2016 Implemented on: JUNE 1, 2016 Issued by. General Administration of Quality Supervision, Inspection and Quarantine; Standardization Administration of PRC.

Table of Contents

Foreword ... 3 1 Scope ... 6 2 Normative References ... 6 3 Dimension ... 7 4 Technical Conditions and Reference Standards ... 8 5 Markings ... 9

Foreword

This Part of GB/T 6172 is one of the serial national standards of “Prevailing Torque Type Hexagon Nuts”; such series include. --- GB/T 889.1 Prevailing Torque Type Hexagon Nuts (with Non-Metallic Insert), Style-1; --- GB/T 889.2 Prevailing Torque Type Hexagon Nuts (with Non-Metallic Insert), Style-1 – Fine Pitch Thread; --- GB/T 6172.2 Prevailing Torque Type Hexagon Thin Nuts (with Non-Metallic Insert); --- GB/T 6182 Prevailing Torque Type Hexagon Nuts (with Non-Metallic Insert), Style-2; --- GB/T 6183.1 Prevailing Torque Type Hexagon Nuts with Flange (with Non- Metallic Insert), Style-2; --- GB/T 6183.2 Prevailing Torque Type Hexagon Nuts with Flange (with Non- Metallic Insert), Style-2 – Fine Pitch Thread; --- GB/T 6184 Prevailing Torque Type All-Metal Hexagon Nuts, Style-1; --- GB/T 6185.1 Prevailing Torque Type All-Metal Hexagon Nuts, Style-2; --- GB/T 6185.2 Prevailing Torque Type All-Metal Hexagon Nuts, Style-2 – Fine Pitch Thread; --- GB/T 6187.1 Prevailing Torque Type All-Metal Hexagon Nuts with Flange, Style- 2; --- GB/T 6187.2 Prevailing Torque Type All-Metal Hexagon Nuts with Flange, Style- 2 – Fine Pitch Thread. This Part belongs to Part 2 of GB/T 6172. This Part was drafted as per the rules specified in GB/T 1.1-2009. This Part replaced GB/T 6172.2-2000 Prevailing Torque Type Hexagon Thin Nuts (with Non-Metallic insert); compared with GB/T 6172.2-2000, this Part has the major technical changes as follows. --- Delete “if other technical requirements are needed, ... the selection in GB/T 3098.9 and GB/T 3103.1).” (Chapter 1 of 2000 Edition); This Standard shall be under the jurisdiction of National Technical Committee for Standardization of Fastener (SAC/TC 85). Drafting organizations of this Standard. China Productivity Center for Machinery. Participating drafting organizations of this Standard. Gem-Year Industrial Co., Ltd. This Standard shall be interpreted by the Secretariat of National Technical Committee for Standardization of Fastener. The historical edition replaced by this Standard is as follows. --- GB/T 6172.2-2000. Prevailing Torque Type Hexagon Thin Nuts (with Non-Metallic Insert)

1 Scope

This Part of GB/T 6172 specifies the type and dimension, technical conditions and markings of prevailing torque type hexagon thin nuts (with non-metallic insert). This Part is applicable to the prevailing torque type hexagon thin nuts (with non-metallic insert) with Thread Specification M3~M36, Property Class 04, 05, Product Grade A and B. If D≤16mm, use Grade A nuts; if D >16mm, use Grade B nuts. NOTE. such nuts is equivalent to the GB/T 6172.1 plus the effective torque part.

2 Normative References

The following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) are applicable to this document. GB/T 90.1 Fasteners – Acceptance Inspection (GB/T 90.1-2002, ISO 3269.2000, IDT) GB/T 90.2 Fasteners – Marking and Packaging GB/T 193 General Purpose Screw Threads – Diameters and Pitches (GB/T 193- 2003, ISO 261.1998, MOD) GB/T 1237 Designation System for Fasteners (GB/T 1237-2000, eqv ISO 8991.1986) GB/T 3098.2 Mechanical Properties of Fasteners - Nuts (GB/T 3098.2-2015, ISO 898-2.2009, MOD) GB/T 3098.9 Mechanical Properties of Fasteners - Prevailing Torque Type Steel Nuts (GB/T 3098.9-2010, ISO 2320.2008, IDT) GB/T 3103.1 Tolerances for Fasteners – Bolts, Screws and Nuts (GB/T 3103.1- 2002, idt ISO 4759-1.2000) ......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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