Standard No.:	GB/T 41-2016
English Name:	Hexagon nuts, style 1 — Product grade C
Chinese Name:	1型六角螺母 C级
Professional Classification:	GB    National Standard
Source Content Issued by:	AQSIQ; MOH
Issued on:	2016-02-24
Implemented on:	2016-6-1
Status:	valid
Superseding:	GB/T 41-2000 Hexagon nuts-Product grade C
Target Language:	English
File Format:	PDF
Word Count:	3000 words
Translation Price(USD):	80.0
Delivery:	via email in 1 business day

Hexagon nuts, style 1 - Product grade C 1 Scope This standard specifies the types, dimensions, technical specifications, and designation of hexagon nuts, style 2 - Product grade C. This standard is applicable to hexagon nuts, style 1 with thread specifications M5 to M64, performance grades 5 and 5, and product grades C, 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition (including any amendments) applies. 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 metric screw threads - General plan (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: 2012, MOD) GB/T 3103.1 Tolerances for fasteners - Bolts, screws, studs and nuts (GB/T 3103.1-2002, idt ISO 4759-1:2000) GB/T 5267.1 Fasteners - Electroplated coatings (GB/T 5267.1-2002, ISO 4042: 1999, IDT) GB/T 5267.2 Fasteners - Non-electrolytically applied zinc flake coatings (GB/T 5267.2-2002, ISO 10683: 2000, IDT) GB/T 5267.3 Fasteners - Hot dip galvanized coatings (GB/T 5267.3-2008, ISO 10684: 2004, IDT) GB/T 5276 Fasteners - Bolts, screws, studs and nuts - Symbols and descriptions of dimensions (GB/T 5276-2015, ISO 225: 2010, MOD) GB/T 9145 General purpose metric screw threads - Limits of sizes for the screw threads of medium quality and preferable plan (GB/T 9145-2003, ISO 965-2:1998, MOD) GB/T 16938 Fasteners - General requirements for bolts, screws, studs and nuts (GB/T 16938-2008, ISO 8992: 2005, IDT) 3 Dimensions See Figure 1, Tables 1 and 2 for the types and dimensions of nuts. Symbols and descriptions of dimensions are specified in GB/T 5276.

Foreword i 1 Scope 2 Normative references 3 Dimensions 4 Requirements and reference standards 5 Designation