ASTM A193 Grade B16 Stud Bolt
1506 671-850, 1.7711,950 T31, K14072
ASTM A193 Grade B16 Bolts are manufactured from B16 Alloy Steel in accordance with ASTM A193 specification. Torqbolt is a prominent A193 gr B16 bolt supplier in India.
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ASTM A193 Grade B16 Stud Bolt Properties
ASTM A193 Grade B16 Stud Bolt Chemical Requirements
Ferritic Steels
| Grade | Description and UNS Designation |
C | Mn | P | S | Si | Cr | Mo | V | Al |
|---|---|---|---|---|---|---|---|---|---|---|
| ASTM A193 Grade B16 | Cr-Mo-V | 0.36-0.47 | 0.45-0.70 | 0.035 | 0.040 | 0.15-0.35 | 0.80-1.15 | 0.50-0.65 | 0.25-0.35 | 0.015E |
| Product Analysis VariationB | 0.02 | 0.03 | 0.005 | 0.005 | 0.02 | 0.05 | 0.03 | 0.03 | . . . |
ASTM A193 Grade B16 Stud Bolt Mechanical Requirements
Ferritic Steels (Inch)
| Grade | Diameter, in. | Minimum Tempering Temperature, °F |
Tensile Strength, min, ksi | Yield Strength, min, 0.2 % offset, ksi |
Elongation in 4D, min, % | Reduction of Area, min, %Reduction of Area, min, % | Hardness, max |
|---|---|---|---|---|---|---|---|
| ASTM A193 Grade B16 Cr-Mo-V |
2 1⁄2 and under | 1200 | 125 | 105 | 18 | 50 | 321 HBW or 35 HRC |
| over 21⁄2 to 4 | 1200 | 110 | 95 | 17 | 45 | 321 HBW or 35 HRC | |
| over 4 to 8 | 1200 | 100 | 85 | 16 | 45 | 321 HBW or 35 HRC |
Ferritic Steels (Metric)
| Class | Diameter,
[mm] |
Min.Tempering
Temp. °C |
Tensile Strength,
min, MPa |
Yield Strength,min,
.2% offset, MPa |
Elongation in 4D,
min, % |
Reduction of Area, min, % | Hardness,
max |
|---|---|---|---|---|---|---|---|
| ASTM A193M Grade B16 Cr-Mo-V |
M64 and under | 650 | 860 | 725 | 18 | 50 | 321 HBW or 35 HRC |
| over M64 to M100 | 650 | 760 | 655 | 17 | 45 | 321 HBW or 35 HRC | |
| over M100 to M200 | 650 | 690 | 585 | 16 | 45 | 321 HBW or 35 HRC |