Astm A563 Grade Dh[D] Heavy Hex Nuts Specification
![astm a563 grade dh d heavy hex nuts Astm A563 Grade Dh[D] Heavy Hex Nuts / ASME SA563 Grade Dh[D] Heavy Hex Nuts](https://hex-bolt.com/media/astm-a563-grade-dh[d]-heavy-hex-nuts.jpg)
Astm A563 Grade Dh[D] Heavy Hex Nuts Properties
Chemical Properties | ||||
---|---|---|---|---|
C | Mn | P | S | |
0.18-0.58 | 0.57 Min | 0.048 Max | 0.058 Max | |
Mechanical Properties | |||||||
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Nuts with UNC, 8 UN, 6 UN and Coarser Pitch Threads Proof Load Stress, ksi(A) | |||||||
1/4 to 11/2 | 1/4 to 4 | Hardness | |||||
TYPE | Non-Zinc Coated | Zinc Coated | Non-Zinc Coated | Zinc Coated | BHN | HRB | HRC |
HEX | 150 | 150 | - | - | 248-352 | - | 24-38 |
HEAVY HEX | - | - | 175 | 150 | 248-352 | - | 24-38 |
HEX THICK | 175 | 175 | - | - | 248-352 | - | 24-38 |
Nuts with UNF, 12 UN and Finer Pitch Threads Proof Load Stress, ksi(A) | |||||||
TYPE | 1/4 to 11/2 | 1/4 to 4 | Hardness | ||||
Non-Zinc Coated | Zinc Coated | Non-Zinc Coated | Zinc Coated | BHN | HRB | HRC | |
Heat Treatment | |||
---|---|---|---|
Quenched & tempered | |||
Equivalent Designation | ||
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UNS | ||
EN number | ||
EN Name | ||
W.Nr. | ||
SS | ||
AFNOR | ||