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With a steadfast dedication to quality, our company proudly offers a comprehensive range of ASTM A193 B8 CL4 Fasteners sourced carefully from trusted suppliers known for their skill in producing premium stainless steel components. These fasteners serve as vital parts across a broad spectrum of applications, providing an extensive selection of sizes, types, and specifications precisely tailored to satisfy the varied needs of our valued clients. Widely used across industries such as oil and gas, petrochemicals, and power generation, our ASTM A193 B8 CL4 Fasteners are celebrated for their outstanding corrosion resistance and excellent high-temperature performance. Precisely engineered with advanced stainless steel formulations, every fastener passes through rigorous manufacturing processes to guarantee superior reliability and performance, delivering dependable operation even in the most challenging environments.
Material | Specification | Standards | Size | Length |
ASTM A193 B8 CL4 Fasteners
| IS BS ASTM | DIN, ISO, JIS, GB, IS, BS, ASTM | M 02 to M 160 | 3 mm to 200 mm |
| Element | B8 CL4 | B8 CL4 | B8M CL4 |
| 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 great 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 situated in the New Zealand, we hold an extensive inventory of more than 25,000 tons of top-quality materials kept ready in stock.
Reach out to us for a fast quote tailored to your requirement.
We supply these ASTM A193 B8 CL4 Fasteners in accordance with DIN, ISO, JIS or ANSI Standard.
ASTM A193 B8 CL4 Fasteners serve a wide range of uses that span across many industries, 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 Class 4 fasteners, fabricated from stainless steel, are prone to galvanic corrosion when combined with dissimilar metals in the presence of an electrolyte. Choosing the right materials and applying isolation methods are crucial to reduce this risk in corrosive settings.