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Our firm focuses on supplying a flexible selection of ASTM A193 B8 CL4 Stud Bolts, thoughtfully procured from reliable suppliers known for their expertise in producing top-grade alloy steel goods. These stud bolts serve an essential function in firmly securing various components, offered in an extensive assortment of sizes, grades, and industry standards to satisfy differing customer requirements. Greatly esteemed in fields like construction and engineering, our premium ASTM A193 B8 CL4 Stud Bolts are celebrated for their exceptional resistance to corrosion and long-lasting durability. Crafted with specialized alloys and put through demanding heat treatment procedures, these stud bolts are made to maximize hardenability, guaranteeing uniform mechanical properties across their whole structure.
Material | Specification | Standards | Size | Length |
ASTM A193 B8 CL4 Stud Bolt
| IS BS ASTM | DIN, ISO, JIS, GB, IS, BS, ASTM | M 02 to M 160 | 3 mm to 200 |
| 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% |
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 maintain an extensive inventory of more than 25,000 tons of top-quality materials kept ready in stock.
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We supply these ASTM A193 B8 CL4 Stud Bolts in accordance with DIN, ISO, JIS or ANSI Standard.
High Temperature Resistance: These stud bolts are manufactured from AISI 347 stainless steel, delivering outstanding resistance to elevated temperatures. They can endure temperatures reaching 800°F (427°C) while retaining their mechanical properties.
Corrosion Resistance: AISI 347 stainless steel, which is the material found in ASTM A193 B8 CL4 stud bolts, provides better corrosion resistance than ordinary carbon steels. This makes them well-suited for settings where corrosion poses a risk, including chemical processing plants and offshore oil rigs.
Strength and Durability: These stud bolts undergo heat treatment to reach the necessary mechanical properties, such as high tensile strength and solid toughness. This guarantees dependability and lasting performance under challenging conditions.
Wide Application Range: ASTM A193 B8 CL4 stud bolts serve numerous industries including petrochemical, power generation, and refining, where high-temperature and corrosive conditions frequently occur. They work well for bolting applications in pipelines, pressure vessels, and equipment exposed to elevated temperatures.
Compliance with Standards: Meeting ASTM A193 compliance guarantees that these stud bolts satisfy rigorous industry benchmarks for quality, performance, and dimensional accuracy. This instills confidence in their dependability and appropriateness for critical applications.
ASTM A193 B8 CL4 Stud Bolts serve applications as varied as the industries that use them, led chiefly 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 CL4 stud bolts, fabricated from AISI 347 stainless steel, demonstrate strong resistance to galvanic corrosion owing to their comparable electrochemical characteristics. Nevertheless, appropriate material selection and installation procedures should continue to be followed to reduce the likelihood of galvanic corrosion in mixed-metal settings.