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Steel materials for Higα±✔h strength Fasteners

[ Time:2021-01-04 Clicφ£k:661 ]


Steel is the most common material ✔δ" for fasteners. For high st ↑α≠rength fasteners, it is always importan×φφ¥t to select steel materia♠♣♦©ls.  Below chat is the ₹α♦ most common materials for high str✘φength fasteners as a guide.

 

Commodity

Property Grade

Material

Standard

fitable specifications

Bolt

10.9

42CrMo4, 34CrMo4

EN 10083-3

 

42CrMo,35CrMo,40CrNiMoA

   

B7

ASTM A193

 

20MnTiB

 

≤M24

35VB

 

≤M30

8.8

20MnTiB

 

≤M24

42CrMo4, 34CrMo4

EN 10083-3

 

42CrMo,35CrMo

   

35VB

 

≤M30

C45E,C35E

EN 10083-2

≤M12

45, 35

 

≤M12

Nut

8/10

C45E,C35E

EN 10083-2

 

42CrMo4, 34CrMo4

EN 10083-3

 

42CrMo,35CrMo

   

45, 35

   

Washer/ heavy washer

300HV(300HV~370HV)

C45E,C35E

EN 10083-2

 

45, 35

   

 

As for 12.9 materials, 42CrM£♠×o, ASTM A193 B7 are the most com₹ mon materials. Please contact us ​ &©for further technical detailε≥λ"s.

 

thread rod


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