Home > Other Material > ASTM A193 B8 B8 CL5 Bolts
Material | Specification | Standards | Size | Length |
ASTM A193 B8 CL5 Bolt
| IS BS ASTM | DIN, ISO, JIS, GB, IS, BS, ASTM | M 02 to M 160 | 3 mm to 200 mm |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
| B8 CL5 | 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 CL5 Class 1 | All | 75 | 30 | 30 | 50 |
| B8M CL5 Class 1 | All | 75 | 30 | 30 | 50 |
| B8 CL5 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 | |
| B8M CL5 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 | B8 CL5 | B8 CL5 | B8M CL5 |
| 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 CL5 Bolts are supplied by us in compliance with DIN, ISO, JIS or ANSI Standard.
High Temperature Resistance: These bolts are manufactured from Grade B8 stainless steel, offering outstanding resistance to elevated temperatures reaching as high as 800°F (427°C). This quality makes them well-suited for uses where high temperatures frequently occur.
Corrosion Resistance: Grade B8 stainless steel delivers strong corrosion resistance, particularly in settings containing acids, alkalis, or other corrosive materials. As a result, the bolts are durable and have a long service life.
Strength and Durability: ASTM A193 B8 CL5 bolts are robust and hard-wearing, delivering dependable performance in demanding, high-stress situations. They are engineered to endure the elevated pressures commonly found in industrial environments.
Suitability for Pressure Vessels: These bolts are frequently employed in building pressure vessels and comparable equipment where safety and dependability are essential. Their strength and resistance characteristics help maintain the integrity of such equipment.
Wide Application Range: ASTM A193 B8 CL5 bolts are adaptable and suitable for a wide range of uses across the chemical, petrochemical, and other related industries where high-temperature and corrosive conditions are frequently encountered.
ASTM A193 B8 CL5 Bolts find uses as varied as the industries they serve, driven 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.
