Home > Other Material > ASTM A193 B8T Fasteners
With unwavering dedication to excellence, our company is proud to present an extensive selection of ASTM A193 B8T Fasteners thoughtfully procured from prestigious suppliers celebrated for their mastery in producing top-grade stainless steel components. These fasteners serve crucial functions across a broad spectrum of uses, providing a varied range of sizes, types, and specifications carefully adapted to satisfy the exacting requirements of our valued customers. Widely adopted throughout sectors like chemical processing, power generation, and petrochemical engineering, our ASTM A193 B8T Fasteners are prized for their outstanding corrosion resistance and sturdy durability. Precision-engineered with cutting-edge stainless steel alloys, every fastener passes through demanding manufacturing procedures to secure unmatched reliability and performance, ensuring dependable operation even under the harshest conditions.
Material | Specification | Standards | Size | Length |
ASTM A193 B8T 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 Class 1 | All | 75 | 30 | 30 | 50 |
| B8M Class 1 | All | 75 | 30 | 30 | 50 |
| B8 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 | |
| B8M 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 | 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’re proud to be the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for every one of your piping requirements. With cutting-edge production facilities strategically situated in the New Zealand, we maintain an extensive stock of more than 25,000 tons of top-quality materials on hand and ready to ship.
Reach out to us for a fast quote tailored to your needs.
These ASTM A193 B8T Fasteners are supplied by us in accordance with DIN, ISO, JIS or ANSI Standard.
High Temperature Resistance: These fasteners are engineered specifically to endure elevated temperatures, which makes them well-suited for uses where other materials could weaken or break down.
Corrosion Resistance: Manufactured from stainless steel (Type 321), ASTM A193 B8T fasteners deliver outstanding corrosion resistance, particularly in settings exposed to moisture or chemicals.
Strength: They offer solid mechanical characteristics and strength, appropriate for challenging industrial uses.
Weldability: ASTM A193 B8T stainless steel welds easily, which can be beneficial during assembly or repair work.
Durability: These fasteners are hard-wearing and deliver a long service life, even under severe operating conditions.
ASTM A193 B8T Fasteners serve a wide range of uses that are as varied as the sectors they support, 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.
Yes,ASTM A193 B8T Fasteners may be prone to galvanic corrosion when combined with unlike metals in the presence of an electrolyte. This happens because of the electrochemical reaction between the dissimilar metals, which can potentially undermine the fasteners’ integrity and performance in specific environments.