Home > Other Material > ASTM A193 B8 CL3 Stud Bolts
Material | Specification | Standards | Size | Length |
ASTM A193 B8 CL3 Stud Bolt
| IS BS ASTM | DIN, ISO, JIS, GB, IS, BS, ASTM | M 02 to M 160 | 3 mm to 200 |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
| B8 CL3 | Up to 2-1/2 | 125 | 105 | 16 | 50 |
| 2-5/8 – 4 | 115 | 95 | 16 | 50 | |
| 4-1/8 – 7 | 100 | 75 | 18 | 50 | |
| B8 CL3 Class 1 | All | 75 | 30 | 30 | 50 |
| B8 CL3 Class 1 | All | 75 | 30 | 30 | 50 |
| B8 CL3 Class 2 | Up to 3/4 | 125 | 100 | 12 | 35 |
| 7/8 – 1 | 115 | 80 | 15 | 35 | |
| 1-1/8 – 1-1/4 | 105 | 65 | 20 | 35 | |
| 1-3/8 – 1-1/2 | 100 | 50 | 28 | 45 | |
| B8 CL3 Class 2 | Up to 3/4 | 110 | 95 | 15 | 45 |
| 7/8 – 1 | 100 | 80 | 20 | 45 | |
| 1-1/8 – 1-1/4 | 95 | 65 | 25 | 45 | |
| 1-3/8 – 1-1/2 | 90 | 50 | 30 | 45 |
| Element | B7 | B8 | B8M |
| Carbon | 0.37 – 0.49% | 0.08% max | 0.08% max |
| Manganese | 0.65 – 1.10% | 2.00% max | 2.00% max |
| Phosphorus, max | 0.035% | 0.045% | 0.045% |
| Sulfur, max | 0.040% | 0.030% | 0.030% |
| Silicon | 0.15 – 0.35% | 1.00% max | 1.00% max |
| Chromium | 0.75 – 1.20% | 18.0 – 20.0% | 16.0 – 18.0% |
| Nickel | 8.0 – 11.0% | 10.0 – 14.0% | |
| Molybdenum | 0.15 – 0.25% | 2.00 – 3.00% |
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These ASTM A193 B8 CL3 Stud Bolts are supplied by us in accordance with DIN, ISO, JIS or ANSI Standard.
High Temperature Resistance: These bolts are constructed from AISI 304 stainless steel, which delivers outstanding resistance to elevated temperatures reaching 1000°F (537°C) without any loss of mechanical properties. This quality makes them well-suited for applications where high temperatures are a factor.
Corrosion Resistance: AISI 304 stainless steel offers strong corrosion resistance across a broad variety of environments, including those featuring acidic and chloride-containing atmospheres. This resistance to corrosion guarantees durability and dependability under demanding conditions.
Mechanical Properties: ASTM A193 B8 CL3 bolts undergo heat treatment to attain particular mechanical properties, such as tensile strength and hardness, which are vital for maintaining the structural integrity and dependability of the bolted joint under working loads.
Suitability for Various Applications: These stud bolts see extensive use in sectors like chemical processing, petroleum refining, power generation, and food processing, where their corrosion resistance and high-temperature performance are essential.
Compliance with Standards: ASTM A193 B8 CL3 stud bolts are produced to conform to ASTM A193 standards, ensuring uniformity and dependable performance. They generally also meet other applicable standards and specifications demanded by the industry.
ASTM A193 B8 CL3 Stud Bolts serve applications as varied as the industries they support, led mainly by the aerospace, railway, construction and automotive industries along with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
