high tensile hexagon head bolts

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Product Detail

Product Tags

Size: M16-M64
Or according to client’s requirement
Length: 40mm-400mm
Material: 42CrMoA, 42CrMo4, 40CrNI MoA, 35CrMo, 35VB, SCM440, SCM435, A193 B7, 20MnTiB, C45E, C35R35, 45
Finish: Plain/black/ zinc plated/dacromet
Grade: 8.8/9.8/10.9/12.9
Standard: GB/T 5782; GB/T 5783
Nut 8, 10, 12
Washer 200HV, 300HV
Warranty Policy: Qualities satisfy to 99.9%, and have 6-month quality warranty
After Sales Service: Will follow up the request strictly for customers, and will help customers solve problems after sale.
Notice: For customized products, Please inform the exact specification of inquiry such as Material, Grade, size etc.
if it is special and non-standard products, please supply the drawing or Photos or Samples to us.

 

 

Materials Requirements for Bolt

Item Material Standard
Bolt, stud  Gr.10.9 42CrMo, 40CrNiMo, 35CrMo,35VB GB/T 3077
SCM440, SCM435 JIS G4053
B7 ASTM A193
Bolt, stud  Gr.8.8, D≥16 42CrMo, 35CrMo,35VB GB/T 3077
SCM440, SCM435 JIS G4053
B7 ASTM A193
Bolt, stud  Gr.8.8, D<16 Acc.to GB/T 3098.1, ISO 898-1

Material Requirements for accessories

Nut Gr.10, d≥36 42CrMo, 35CrMo GB/T 3077
Nut Gr.10, d<36 45/45K
Nut Gr.8, d≥16 45/45K
Nut Gr.8, d<16 Acc.to GB/T 3098.2, ISO 898-2
Washer 45 GB/T 699

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