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With unwavering dedication to excellence, our company proudly presents a comprehensive lineup of ASTM A193 B8T Fasteners carefully sourced from distinguished suppliers celebrated for their skill in producing premium stainless steel components. These fasteners serve pivotal functions across a broad spectrum of applications, delivering a varied selection of sizes, types, and specifications thoughtfully tailored to satisfy the exacting requirements of our valued customers. Widely adopted in sectors such as chemical processing, power generation, and petrochemical engineering, our ASTM A193 B8T Fasteners are prized for their outstanding corrosion resistance and rugged durability. Precision-engineered using advanced 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 Sumakhsteel, we take great pride in being the largest supplier and manufacturer in the USA, delivering advanced solutions for every one of your piping requirements. With cutting-edge manufacturing facilities strategically positioned across the USA, we maintain an extensive stockpile of more than 25,000 tons of top-grade materials kept ready in stock.
Reach out to us for a fast quote tailored to your requirement.
We provide these ASTM A193 B8T Fasteners 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 applications where other materials could soften or break down.
Corrosion Resistance: Manufactured from stainless steel (Type 321), ASTM A193 B8T fasteners deliver outstanding corrosion resistance, particularly in settings involving exposure to moisture or chemicals.
Strength: They offer solid mechanical properties and strength, well-suited for challenging industrial applications.
Weldability: ASTM A193 B8T stainless steel welds easily, which can be beneficial during assembly or repair work.
Durability: These fasteners are long-lasting and provide an extended service life, even under severe operating conditions.
ASTM A193 B8T Fasteners serve uses as varied 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.
Yes, ASTM A193 B8T Fasteners can be vulnerable to galvanic corrosion when combined with dissimilar metals in the presence of an electrolyte. This happens because of the electrochemical reaction between the different metals, which can potentially undermine the fasteners’ integrity and performance in certain environments.
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