ASTM A193 Grade B16
Specification for High Temperature Bolting
ASTM A193 Grade B16
ASTM A193 Grade B16 is a grade specification for bolts, studs, screws, threaded rods and other external threaded fasteners for high tensile bolting in boilers, pressure vessels, valves, pipeline flanges, and fittings intended for use in high temperature, high-pressure service or other special purpose applications.
Boltport Fasteners manufactures and supplies all sorts of bolts, studs, screws, threaded rods and custom bolts in ASTM A193 Grade B16. We also offer A194 Grade 16 Nuts compatible with A193 Grade B16 Bolts. We produce these grade b16 bolts from b16 round bar stock, available in as rolled or heat-treated condition.
Visit Specification page to find information on ASTM A193 Grade B16 chemical composition, mechanical properties, tensile strength, yield strength, hardness, heat treatment, thermal expansion, raw material properties, product marking, and referenced product standards, etc.,
ASTM A193 Grade B16 Products
Product Standards
| Product | DIN | ISO | ASME | UNI | |
| Imperial | Metric | ||||
| Hex Bolts | 931 | 4014 | B18.2.1 | B18.2.3.5M | 5737 |
| Hex Cap Screws | 933 | 4017 | B18.2.1 | B18.2.3.1M | 5739 |
| Socket Head Cap Screws | 912 | 4762 | B18.3 | B18.3.1M | 5931 |
| Stud Bolts | 976 | -- | B18.31.2 | B18.31.1M | 6610 |
| Countersunk Bolts | 7991 | 10642 | B18.3 | B18.3.1M | 5933 |
| Hex Nuts | 934 | 4032 | B18.2.2 | B18.2.4.1M | 5588 |
| Heavy Hex Nuts | 6915 | 4775 | B18.2.2 | B18.2.4.6M | 5713 |