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Outer hexagon bolt series

Outer hexagon bolt series

Ningbo Ningli High-Strength Fastener Co., Ltd.

Location:China
Business Type:Manufacturer, Exporter
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Product Details

Stud serials
Executive standard DIN931 DIN933 DIN960 DIN961 DIN558 DIN601 DIN7990 GB21 GB27GB31 GB5782 GB5783 GB5785Steel structureA325Steel structureA490 A307 A394IS04014 |S04017 AS1252 ASME B18.2.1etc
Class 8.8 d≤30 35#、35K、45K、45#
d≥33 40Cr
10.9 All specification 40Cr、ML40Cn
12.9 All specification SCM435、35CrMoA、42CrMoA、B7
Surface finishing Black,phosphate,zinc,hot dip galvanized,Dacromet,Geomet etc
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