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Professional DIN 912 Socket Hex Head Machine Screw ISO 4762 M8X30 For Bicycle

Categories Socket Head Cap Screw
Brand Name: Summery
Model Number: DIN912
Certification: ISO4762
Place of Origin: Shanghai
MOQ: Negotiable
Price: Negotiation
Payment Terms: D/A, L/C, T/T, Western Union
Supply Ability: 10000000
Delivery Time: 7-10 Days
Packaging Details: Poly bags
Product Name: DIN912 socket head cap screw
Material: medium carbon steel
Size: M8x30
Tolerance: 6h
Surface: Zinc plate
Product Grade: A
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Professional DIN 912 Socket Hex Head Machine Screw ISO 4762 M8X30 For Bicycle


Professional DIN 912 Socket Hex Head Machine Screw ISO 4762 M8X30 For Bicycle


This International Standard specifies the characteristics of hexagon socket head cap screws with threads from Ml,6 up to and including M64 and product grade A.

The following Standards contain provisions which, through reference in this text, constitute provisions of this
International Standard. At the time of publication, the editions indicated were valid. All Standards are subject to revision, and Parties to agreements based on this International Standard are encouraged to investigate the possibility of applying the most recent editions of the Standards indicated below Members of IEC and ISO maintain registers of currently valid International Standards.




Mechanical and physical peroperties of bolts,screws and studs
Mechanical and physical peropertiesProperty class
8.810.912.9
d≦16 mmd﹥16 mm
Minimum tensile strength (N/mm2)min80083010401220
Vickers hardness (HV)min250255320385
max320335380435
Brinell hardness (HB)min238242304366
max304318361414
Rockwell hardness (HRC)min22233239
max32343944

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