GB/T 35480-2017_English: PDF (GB/T35480-2017)
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Fastener -- Steel bolts, screws and studs with microencapsulated adhesive pre-coating technical specification
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| Standard ID | GB/T 35480-2017 (GB/T35480-2017) | | Description (Translated English) | Fastener -- Steel bolts, screws and studs with microencapsulated adhesive pre-coating technical specification | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J13 | | Classification of International Standard | 21.060.10 | | Word Count Estimation | 14,173 | | Date of Issue | 2017-12-29 | | Date of Implementation | 2018-07-01 | | Regulation (derived from) | National Standards Bulletin 2017 No. 32 | | Issuing agency(ies) | People's Republic of China General Administration of Quality Supervision, Inspection and Quarantine, China National Standardization Administration |
GB/T 35480-2017
Fastener - Steel bolts, screws and studs with microencapsulated adhesive pre-coating technical specification
ICS 21.060.10
J13
National Standards of People's Republic of China
Fasteners Bolts, screws, and studs are pre-coated with a microcapsule
Adhesive layer technical conditions
Fastener-Steelbolts, screwsandstudswithmicroencapsulatedadhesive
2017-12-29 Posted
2018-07-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
China National Standardization Administration released
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is proposed by the China Machinery Industry Federation.
This standard by the National Standardization Technical Committee fasteners (SAC/TC85) centralized.
This standard is drafted by. Machine Productivity Promotion Center.
Participated in the drafting of this standard. Henkel Co., Ltd., Chongqing Changan Automobile Co., Ltd., Guangzhou Automobile Group Co., Ltd.
Automotive Engineering Research Institute, Hubei Huitian New Materials Co., Ltd., screw down (Kunshan) Co., Ltd., Zhejiang State Inspection and Testing Technology shares
Co., Ltd., Machinery Industry General Parts Product Quality Supervision and Testing Center.
This standard by the National Standardization Technical Committee fasteners responsible for the interpretation.
Fasteners Bolts, screws, and studs are pre-coated with a microcapsule
Adhesive layer technical conditions
1 Scope
This standard specifies the pre-coated microcapsule adhesive layer on the bolts, screws and studs (hereinafter referred to as external thread fasteners) (hereinafter referred to as adhesive
Layer) terminology, pre-coating size, performance requirements and test methods.
This standard applies to threads in line with GB/T 193, thread specifications for the M3 ~ M39, coarse thread and thread nominal diameter d = 8mm ~
39mm, fine thread.
This standard applies to comply with the provisions of GB/T 3098.1 made of carbon steel or alloy steel threaded fasteners, as well as in line with GB/T 3098.6
Specified male threaded fasteners made of stainless steel. Phillips screws below 8.8, hexagonal fancy pan head screws, and lower load
Ability to use the screw reference.
For lubricated surfaces, Appendix A gives references to system performance tests at high temperatures. Appendix B shows the pre-coating and application
Reference temperature range of use.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 97.1 flat washers A level
GB/T 1237 Fastener marking method
GB/T 5277 fastener bolts and screw through holes
GB/T 5783 hex bolts full thread
GB/T 6170 Type 1 hex nuts
GB/T 16823.3 Fastener torque - clamping force test
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Microencapsulated adhesive layer microencapsulatedadhesivecoating
The microencapsulated initiator or curing agent is mixed with the adhesive and applied to the male thread fastener threads; when the male thread fastener is tightened,
Pre-curing adhesive and external thread fasteners to produce part of the engagement, improve the external thread fasteners performance.
3.2
Screw in torque-in torque
Tin
Torque measured when male threaded fastener is screwed into nut specimen.
3.3
Tightening torque tighteningtorque
TA
Torque applied to the nut or male fastener head when tightened.
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