Standard: TB/T2347-93, AREA, ASTM, ASME B 18.2.1
Specification: Diameter is M20, M22, M24, 3/8"-1-1/8"
Length is no limited
Grade: 8.8, 10.9, GR2, GR5, GR8
Finish: Black, Zinc plated, Dichromate
Application: railway fastening
Brand Name | ZBRF |
Place of Origin | China |
Model Number |
Standard: TB/T2347-93, AREA, ASTM, ASME B 18.2.1
Specification: Diameter is M20, M22, M24, 3/8"-1-1/8"
Length is no limited
Grade: 8.8, 10.9, GR2, GR5, GR8
Finish: Black, Zinc plated, Dichromate
Application: railway fastening