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Backed by a steadfast dedication to quality, our company is proud to offer an extensive selection of ASTM A194 GR.8 Fasteners carefully sourced from reputable suppliers known for their skill in producing top-grade stainless steel parts. These fasteners serve as vital components across a broad spectrum of uses, providing an ample variety of sizes, types, and specifications precisely suited to satisfy the varied needs of our valued customers. Widely adopted in sectors like oil and gas, petrochemicals, and power generation, our ASTM A194 GR.8 Fasteners are praised for their outstanding corrosion resistance and lasting durability. Carefully engineered with cutting-edge stainless steel compositions, every fastener passes through rigorous manufacturing procedures to guarantee excellent dependability and performance, ensuring reliable operation even under the harshest conditions.
Material | Specification | Standards | Size | Length |
ASTM A194 GR.8 Fasteners
| IS BS ASTM | DIN, ISO, JIS, GB, IS, BS, ASTM | M 02 to M 160 | 3 mm to 200 mm |
| Tensile Strength/Ultimate Tensile Stress (UTS) – (Mpa) | 550 |
| Yield Strength/Proof Stress(0.2% Offset) (YS) – (Mpa) | 240 |
| Elongation in 4D (El) | 30 |
| Reduction | 40 |
| Hardness – (BHN) | 223 |
| Element | ASTM A194 GR.8 |
| Carbon | 0.08 max |
| Manganese | 2.00 Max |
| Phosphorus, max | 0.05% |
| Sulfur, max | 0.03% |
| Silicon | 1.00% max |
| Chromium | 18.0-20.0% |
| Nickel | 8.0-11.0% |
| Molybdenum | – |
At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, providing 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 readily in stock.
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We provide these ASTM A194 GR.8 Fasteners in accordance with DIN, ISO, JIS or ANSI Standard.
High Strength:
Corrosion Resistance:
Heat Resistance:
Durability:
Versatility:
ASTM A194 GR.8 Fasteners find uses as wide-ranging as the sectors they support, 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 A194 GR.8 Fasteners, fabricated from austenitic stainless steel, can be prone to galvanic corrosion when it comes into contact with dissimilar metals in corrosive settings. Careful material selection, insulation, and environmental control are vital to reduce this risk and guarantee the fasteners’ durability and performance