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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 : M5x20
Tolerance : 6h
Surface : Zinc plate
Product Grade : A
M4X20 8.8 ISO 4762 socket head cap screw DIN 912 Product grades A Zinc plate
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.
We have good sense of customer priority our experience and expertise allows our team to fully assess the technical and commercial viability of products.We place great on quality and reliability and it has earned us enormous respect and admiration within automobile,railtransit,new energy,electronics.mechanical,industrial robot and high-speed rail,etc.
Mechanical and physical peroperties of bolts,screws and studs | |||||
Mechanical and physical peroperties | Property class | ||||
8.8 | 10.9 | 12.9 | |||
d≦16 mm | d﹥16 mm | ||||
Minimum tensile strength (N/mm2) | min | 800 | 830 | 1040 | 1220 |
Vickers hardness (HV) | min | 250 | 255 | 320 | 385 |
max | 320 | 335 | 380 | 435 | |
Brinell hardness (HB) | min | 238 | 242 | 304 | 366 |
max | 304 | 318 | 361 | 414 | |
Rockwell hardness (HRC) | min | 22 | 23 | 32 | 39 |
max | 32 | 34 | 39 | 44 |
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Durable Full Thread Socket Head Cap Screw , M5X20 Male And Female Screw Images |