Product description: product execution standard
Double-end high-voltage bolt: GB897, GB898, GB899, GB900, GB901
Articulated bolts: GB798
High pressure nuts: GB6170, GB6175, GB55
Bolt: A193 B7, A193 B7M, L7, L7M, B16, B8 and B8M
American heavy duty nuts: A194 2H, A194 2HM, 4, 7, 8 and 8M
High strength large hexagon head bolt for steel structure: GB/T1228
Hex nuts with high strength for steel structure: GB/T1229
The product is made of high quality carbon steel and alloy steel with high precision.
High strength, excellent high temperature and low temperature performance.
35#, 45#, 35CrMoA, 42CrMoA, B7, B16, 25Cr2MoV, 304, 316, 304L, 316L,
Mechanical properties: class 8.8-12.9
Metric specification: m8-m56 us specification: 3/8-- 2"
Product heat resistance: - 63 ℃ - pressure: + 500 ℃ or less 320 mpa
Precision grade: 6h
Please feel free to contact with us at firstname.lastname@example.org, email@example.com or filling up an enquiry form instructed at the bottom, You will get an effective response within 24 hours from Shengyuan sales representative.
Thanks for your valued time with interest!