A193 Grade B8T Stud Bolts Manufacturer in India
ASTM A193 Grade B8T Bolts
A193 SS B8T Bolts
ASTM A193 Grade B8T Bolts Specification Chart
| Threads Configuration | : | ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads |
| Thread Diameters | : | Up to 2-1/2 |
| ASTM A193 B8T | : | Alloy steel, AISI 4140/4142 quenched and tempered |
Types Of SA193 Grade B8T Eye Bolts
ASTM A193 B8T (321) SS Heavy Hex Bolts
A193 B8T class 2 Anchor Bolt
A193 B8T AISI SS 321 Square Bolts
ASTM A193 B8T class 1 Elevator Bolts
ASTM A193 Grade B8T Heavy Hex Bolts
A193 Grade B8T Lag Bolts
SA193 B8T Eye Bolts
AISI 321 Gr. B8T J-Bolts
Dimensions of A193 Grade B8T Bolts
Diameter (D) |
Body Diameter (D) |
Across the Flats (F) |
Across the Corners © |
Head Height (H) |
Thread Lengths (T) |
|||||
|---|---|---|---|---|---|---|---|---|---|---|
MAX |
MIN |
MAX |
MIN |
MAX |
MIN |
MAX |
MIN |
< 6” |
> 6” |
|
1/2 |
0.515 |
0.482 |
0.875 |
0.85 |
1.01 |
0.969 |
0.364 |
0.302 |
1.25 |
1.5 |
5/8 |
0.642 |
0.605 |
1.062 |
1.031 |
1.227 |
1.175 |
0.444 |
0.378 |
1.5 |
1.75 |
3/4 |
0.768 |
0.729 |
1.25 |
1.212 |
1.443 |
1.383 |
0.524 |
0.455 |
1.75 |
2 |
7/8 |
0.895 |
0.852 |
1.438 |
1.394 |
1.66 |
1.589 |
0.604 |
0.531 |
2 |
2.25 |
1 |
1.022 |
0.976 |
1.625 |
1.575 |
1.876 |
1.796 |
0.7 |
0.591 |
2.25 |
2.5 |
1 1/8 |
1.149 |
1.098 |
1.812 |
1.756 |
2.093 |
2.002 |
0.78 |
0.658 |
2.5 |
2.75 |
1 1/4 |
1.277 |
1.223 |
2 |
1.938 |
2.309 |
2.209 |
0.876 |
0.749 |
2.75 |
3 |
1 3/8 |
1.404 |
1.345 |
2.188 |
2.119 |
2.526 |
2.416 |
0.94 |
0.81 |
3 |
3.25 |
1 1/2 |
1.531 |
1.47 |
2.375 |
2.3 |
2.742 |
2.622 |
1.036 |
0.902 |
3.25 |
3.5 |
1 3/4 |
1.785 |
1.716 |
2.75 |
2.662 |
3.175 |
3.035 |
1.196 |
1.054 |
3.75 |
4 |
2 |
2.039 |
1.964 |
3.125 |
3.025 |
3.608 |
3.449 |
1.388 |
1.175 |
4.25 |
4.5 |
2 1/4 |
2.305 |
2.214 |
3.5 |
3.388 |
4.041 |
3.862 |
1.548 |
1.327 |
4.75 |
5 |
2 1/2 |
2.559 |
2.461 |
3.875 |
3.75 |
4.474 |
4.275 |
1.708 |
1.479 |
5.25 |
5.5 |
2 3/4 |
2.827 |
2.711 |
4.25 |
4.112 |
4.907 |
4.688 |
1.869 |
1.632 |
5.75 |
6 |
3 |
3.081 |
2.961 |
4.625 |
4.475 |
5.34 |
5.102 |
2.06 |
1.815 |
6.25 |
6. |
Equivalent Of ASME SA193 Grade B8T Bolts
| Grade | Description | Diameter | Tensile Strength, min. | Yield Strength, min. | Hardness, max. | Marking |
| ASTM A193 B8T | S32100 (321) | all | 75 | 30 | 223 HB or 96 HRB | B8T |
ASTM A193 Gr. B8T Carriage Bolts Chemical Composition Chart
| Grade | C | Mn | Si | P | S | Ni | Cr | Mo |
| B8T (AISI 321) | 0.08% max | 2.00% max | 1.00% max | 0.045% | 0.030% | 8.0 - 11.0% | 18.0 - 20.0% | - |
Mechanical Properties of A193 Grade B8T Bolts
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
| B8T | All | 75 | 30 | 30 | 50 |