Standard Industrial Fasteners
Durasok Socket Screws
Automotive Fasteners
Engineering Vehicle Fasteners
Wind Power Fasteners
Steel Structural Fasteners
Full Taptite Series
Patch Coated Fasteners
Innovative Commercial Fasteners


Steel structural fasteners
Autocraft export lots of fasteners for structural steel work. We select materials strictly conforming to international standards. Products are magnetic particle detected and eddy current sorted after heat treatment. Torque-tension-friction test is done to ensure proper torque coefficient or friction coefficient.

   
   

 

Type

Standard

Property Class

Size

Heavy hex bolts, nuts and washers for steel structure

 

GB/T1228~1231

10.9S/8.8S

M16~M30

ASTM A490M/A325M

10.9S/8.8S

M16~M36

ASTM A490/A325

Grade8/Grade5

5/8"~1 1/2"

DIN 6914~6916

10.9/8.8

M16~M36

JIS B 1186

F10T/F8T

M16~M30

Tension control bolts,nuts and washers

 

GB/T 3632~3633

10.9S

M16~M24

ASTM F1852

Grade5

5/8"~1 1/8"

ASTM F2280

Grade8

5/8"~1 1/8"

JSS II 09

S10T

M16~M24

 Hexagon head bolts

DIN 931, ISO4014,GB/T5782

10.9/8.8

M16~M56

DIN 933, ISO4017,GB/T5783


 
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