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Backed by a steadfast dedication to quality, our company is proud to offer an extensive lineup of ASTM A193 B8 CL5 Fasteners sourced with care from respected suppliers celebrated for their skill in producing high-grade stainless steel components. These fasteners are essential across a wide array of applications, providing an expansive choice of sizes, types, and specifications carefully customized to satisfy the demanding needs of our valued customers. Broadly adopted in vital industries such as aerospace, chemical processing, and pharmaceuticals, our ASTM A193 B8 CL5 Fasteners are prized for their outstanding corrosion resistance and lasting durability. Engineered with precision using advanced stainless steel alloys, every fastener passes through stringent manufacturing procedures to secure unmatched reliability and performance, ensuring dependable operation even in the harshest working conditions.
Material | Specification | Standards | Size | Length |
ASTM A193 B8 CL5 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 |
| 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 | |
| B8 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 | B9 | B9 | B9M |
| 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% |
At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for all your piping requirements. With cutting-edge production facilities strategically positioned across the New Zealand, we hold an extensive inventory of more than 25,000 tons of top-quality materials ready and available in stock.
Reach out to us for a fast quote tailored to your needs.
We supply these ASTM A193 B8 CL5 Fasteners in accordance with DIN, ISO, JIS or ANSI Standard.
Corrosion Resistance:These fasteners are made from stainless steel alloy B8 CL5, recognized for its exceptional corrosion resistance, even in demanding conditions involving contact with moisture and chemicals.
High Strength:The B8 CL5 stainless steel alloy delivers superb mechanical characteristics, providing high tensile strength and dependable performance when subjected to heavy loads.
Wide Application Range:Well-suited for demanding applications across industries like aerospace, chemical processing, and pharmaceuticals, where accuracy and longevity are essential.
Temperature Stability:They preserve their structural integrity and mechanical properties across a broad temperature spectrum, making them appropriate for both elevated-temperature and cryogenic uses.
Precision Engineering:Every fastener is carefully produced to comply with ASTM A193 standards, guaranteeing uniformity in dimensions, quality, and performance.
ASTM A193 B8 CL5 Fasteners serve a wide range of uses that span across the many industries relying on them, led mainly by the aerospace, railway, construction and automotive sectors along with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
ASTM A193 B8 CL5 Fasteners, fabricated from stainless steel alloy, show minimal vulnerability to galvanic corrosion owing to their built-in corrosion resistance. When combined with compatible materials and used in suitable environments, they successfully reduce the risk of galvanic corrosion, guaranteeing long-term dependability across a wide range of applications.