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Poang Fasteners is a reliable manufacturer and supplier of ASTM A193 B8M Bolts, providing top-notch fastening solutions for industries that need corrosion resistance, strength, and durability. Crafted from austenitic stainless steel grade B8M, these bolts excel in critical applications where they face high temperatures and harsh environments. With precision threading and exact dimensions, ASTM A193 B8M Bolts guarantee secure and dependable connections. Poang Fasteners ensures that their products meet international standards, making them a go-to choice for chemical, petrochemical, marine, power generation, and industrial sectors both in Vietnam and around the world.
These ASTM A193 B8M Bolts are primarily made up of chromium, nickel, and molybdenum, which give them outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking in tough conditions. On the mechanical side, these bolts boast high tensile and yield strength, toughness, and stability even under elevated temperatures and dynamic loads. Their austenitic stainless steel structure guarantees durability and dimensional stability, while precise manufacturing boosts performance in critical applications. This strong composition makes ASTM A193 B8M Bolts ideal for chemical, marine, and high-pressure industrial settings where reliability is a must.
| 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% |
| 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 |
|
Material |
Specification |
Standards |
Size
|
Length |
|
ASTM A193 B8M Bolt
|
IS
BS
ASTM
|
DIN, ISO, JIS, GB, IS, BS, ASTM |
M 02 to M 160
|
3 mm to 200 mm
|
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
ASTM A193 B8M bolts are used in a variety of complex applications where high strength and resistance to extreme conditions are critical. Commonly found in the petrochemical, aerospace and electrical industries, these bolts are ideal for hot environments and high pressure. They are employed in gas and oil pipelines, industrial equipment and medical devices. Their corrosion resistance and durability make them suitable for critical assemblies that require reliable and durable packaging.
You’ll find ASTM A193 B8M Bolts widely used in industries that demand secure and corrosion-resistant fastening solutions. They’re commonly found in chemical and petrochemical plants, pressure vessels, heat exchangers, boilers, and piping systems that are exposed to aggressive environments. In marine and offshore settings, they deliver reliable performance against seawater and brine corrosion. Plus, they’re utilized in power generation, industrial machinery, and structural projects where safety and long-term reliability are crucial. With their blend of corrosion resistance, mechanical strength, and durability, ASTM A193 B8M Bolts provide trustworthy fastening in demanding situations.
Poang Fasteners is a leading manufacturer and supplier of high-quality fasteners in Da Nang, Vietnam, with over 8 years of experience serving global industries.
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