K01503
ASTM A194 Grade 1 Nuts are manufactured from Carbon Steel in accordance with ASTM A194 specification. Torqbolt is a prominent A194 Grade 1 nut supplier in India.
Grade | Description and UNS Designation |
C | Mn | P | SE | Si | Cr | Ni | Mo | Ti | CbH | N | Cu | Se | V | Al |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM A194/A194M Grade 1 | C | 0.15 min | 1.00 | 0.040 | 0.050 | 0.40 | . . . | . . . | . . . | . . . | . . . | . . . | . . . | . . . | . . . | . . . |
Grade and Type | Completed Nuts | Sample Nut after Treatment | |||
---|---|---|---|---|---|
Brinell Hardness | Rockwell Hardness | Brinell Hardness, min | Rockwell Hardness B Scale, min | ||
C Scale | B Scale | ||||
ASTM A194/A194M Grade 1 | 121 min | ... | 70 min | 121 | 70 |
Nominal Size, in. | Threads per Inch | Stress Area in. 2 | Proof Load, lbf A | |||||||
---|---|---|---|---|---|---|---|---|---|---|
Grade 1 | ||||||||||
Heavy HexB | HexC | |||||||||
1/4 | 20 | 0.0316 | 4 130 | 3 820 | ||||||
5/16 | 18 | 0.0524 | 6 810 | 6 290 | ||||||
3/8 | 16 | 0.0774 | 10 080 | 9 300 | ||||||
7/16 | 14 | 0.1063 | 13 820 | 12 760 | ||||||
1/2 | 13 | 0.1419 | 18 450 | 17 030 | ||||||
9/16 | 12 | 0.182 | 23 660 | 21 840 | ||||||
5/8 | 11 | 0.226 | 29 380 | 27 120 | ||||||
3/4 | 10 | 0.334 | 43 420 | 40 080 | ||||||
7/8 | 9 | 0.462 | 60 060 | 55 440 | ||||||
1 | 8 | 0.606 | 78 780 | |||||||
11/8 | 8 | 0.790 | 102 700 | 94 800 | ||||||
11/4 | 8 | 1.000 | 130 000 | 120 000 | ||||||
13/8 | 8 | 1.233 | 160 200 | 148 000 | ||||||
11/2 | 8 | 1.492 | 194 000 | 170 040 |