GB 46313-2025 Protective clothing—Mechanical protective clothing English, Anglais, Englisch, Inglés, えいご
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ICS 13.340.10
CCS C73
People's Republic of China National Standard
GB 46313-2025
Protective clothing — Mechanical protective clothing
Issued on August 29, 2025
Implemented on September 1, 2026
Issued by
State Administration for Market Regulation
Standardization Administration of China
Contents
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Performance levels
5 Technical requirements
6 Test methods
7 Marking and manufacturer's information
Appendix A (Informative) Typical types of mechanical protective clothing
Appendix B (Informative) Typical types of cutting tools
References
Protective Clothing - Mechanical Protective Clothing
1 Scope
This document specifies the performance levels, technical requirements, markings, and information to be provided by the manufacturer of mechanical protective clothing, and describes test methods.
This document applies to protective aprons, trousers, and vests worn during hand-held knife operations, as well as similar clothing designed to protect body parts from accidents.
2 Normative References
The following documents contain provisions which, through reference in this text, constitute essential requirements. For dated references, only the cited version applies; for undated references, the latest version (including amendments) applies.
GB/T 5296.4 Instructions for use of consumer products - Part 4: Textiles and apparel
GB/T 12903 Terminology for personal protective equipment
GB 20097 General technical specifications for protective clothing
GB/T 22866 Test methods for nickel release from leather hardware
GB 24541 Hand protection - Mechanical hazard protective gloves
GB 30865.1 Hand protection - Protection against cuts and stabs from hand-held knives - Part 1: Chain mail gloves and arm guards
ISO 13998 Protective clothing - Aprons, trousers, and vests protecting against cuts and stabs by hand knives
3 Terms and Definitions
Terms defined in GB/T 12903, ISO 13998, and the following apply:
3.1 Mechanical protective clothing
Clothing protecting against at least one type of mechanical injury (cutting/stabbing) from hand-held knives.
Note: Typical types see Appendix A.
3.2 Divided apron
Clothing vertically split in the thigh area and separately constrained on each leg.
[Source: ISO 13998:2003, 3.2]
3.3 Protective trousers
Garment worn below the waist with independent leg sections.
[Source: ISO 13998:2003, 3.3]
3.4 Protective vest
Garment covering the torso, including chest, waist, shoulders, and partial upper arms.
[Source: ISO 13998:2003, 3.4]
4 Performance Levels
Level 1: Lower hazard environments (e.g., wide-blade operations).
Level 2: Higher hazard environments (e.g., deboning with narrow blades).
Notes: See Appendix B for typical knife types.
5 Technical Requirements
5.1 Safety
No sharp edges, rough seams, or pinch points.
Nickel release from skin-contact metals <0.5 μg/(cm²·week).
5.2 Size
Comply with GB 20097; height/waist required for waist-above garments.
5.3 Minimum Protection Dimensions
5.3.1 Aprons
Undivided:
l1 > 22% of height, l2 > 20%, l3 > 6%
l5 > 45% waist, l6/l7 > 45%/25% chest
Divided:
Split height ≤12% of height
Overlap width >10% waist
5.3.2 Trousers
Continuous protection from waist to knee, covering front thighs and extending to mid-coronal plane.
Vertical length >30% of height.
5.3.3 Vests
Armpit coverage >45% chest
Shoulder-to-bottom length >35% height
Sleeve-to-neck length >42% chest
Neckline <55% chest
(Appendix A/B and references omitted for brevity)
