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With an unwavering commitment to excellence, our company proudly introduces a comprehensive range of ASTM A193 B8 CL2 Fasteners sourced carefully from esteemed suppliers renowned for their craftsmanship in producing high-quality stainless steel components. These fasteners serve as critical elements across a diverse spectrum of applications, offering an extensive variety of sizes, types, and specifications precisely tailored to meet the exacting requirements of our esteemed clientele. Widely adopted in industries including aerospace, chemical processing, and marine environments, our ASTM A193 B8 CL2 Fasteners are celebrated for their outstanding corrosion resistance and enduring durability. Engineered with precision using advanced stainless steel alloys, each fastener undergoes rigorous manufacturing processes to ensure unmatched reliability and performance, ensuring consistent operation even in the most challenging conditions.
Material | Specification | Standards | Size | Length |
ASTM A193 B8 CL2 Fasteners
| 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 |
B7 | 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 CL2 Class 1 | All | 75 | 30 | 30 | 50 |
B8 CL2M Class 1 | All | 75 | 30 | 30 | 50 |
B8 CL2 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 CL2M 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 CL2 | B8 CL2M |
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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We offer These ASTM A193 B8 CL2 Fasteners as per DIN, ISO, JIS or ANSI Standard.
Corrosion Resistance: ASTM A193 B8 Class 2 fasteners are made from AISI 304 stainless steel, which offers excellent corrosion resistance in a wide range of environments, including marine and chemical processing industries.
High Temperature Strength: These fasteners retain their strength and integrity at elevated temperatures, making them suitable for applications where high heat resistance is required.
Ductility: B8 Class 2 materials have good ductility, allowing them to be formed and shaped without loss of mechanical properties, which is advantageous during installation and maintenance.
Weldability: They are generally weldable using common welding techniques, which provides flexibility in assembly and repair processes.
Versatility: ASTM A193 B8 Class 2 fasteners are used in a variety of industries and applications, including petrochemical, oil and gas, power generation, and food processing industries, due to their versatile properties.
ASTM A193 B8 CL2 Fasteners applications are as diverse as the industries they serve driven primarily by the aerospace, railway, construction and automotive industries with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
ASTM A193 B8 CL2 fasteners, made of 304 stainless steel, can experience galvanic corrosion when paired with dissimilar metals in corrosive environments. Proper insulation or material selection is crucial to mitigate this risk in applications where different metals contact each other.
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