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ISO 898-2
May 08, 2025
|
Standard for Nut |
Grade |
Hardness |
Dimensional style of nut |
Nominal nut size |
Proof Load Stress ksi |
Head Marking |
|
|
|
|
|
|
in. |
Non-Zinc coated Nuts |
Zinc coated Nuts |
|
|
ISO 898-2 2009（DIN934） |
4 |
over M16 117-302HV |
510MPa |
/ |
|||
|
6 |
up to M16 15-302HV，over M16 170-302HV |
600-720MPa |
/ |
||||
|
8 |
M4 180-302，up to M16 200-302(HRB94-31.5)，up to M39 233-353HV |
800-920MPa |
|
||||
|
10 |
272-353HV |
1040-1060MPa |
|
||||
|
12 |
272-353HV |
1140-1170MPa |
|
||||
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