Home > ASTM A193 B7 Stud Bolts
Request For Our Latest Prices On ASTM A193 B7 Stud Bolts in Delhi, India!
Punit Fasteners is a reputable manufacturer and supplier of top-notch ASTM A193 B7 Stud Bolts, proudly based in Delhi, India. With years of experience under their belt and a strong dedication to quality, this company provides durable and precisely crafted stud bolts that are perfect for critical applications. They strictly follow international standards, ensuring that their products meet the highest quality and performance benchmarks. Serving a wide range of industries, including oil & gas, power generation, and construction, Punit Fasteners guarantees timely delivery and competitive pricing. Their products are celebrated for their strength, reliability, and resistance to corrosion, even in high-pressure situations.
The ASTM A193 B7 Stud Bolts are crafted from chromium-molybdenum alloy steel and are typically heat-treated to boost their strength and toughness. The composition features around 0.30–0.35% carbon, 0.75–1.00% manganese, 0.40–0.60% molybdenum, and 0.80–1.10% chromium. These bolts boast a minimum tensile strength of 125 ksi and a minimum yield strength of 105 ksi. With a hardness limit of 35 HRC, they perform exceptionally well in high-pressure and high-temperature settings. Their impressive mechanical properties make them ideal for demanding applications in tough operating conditions.
Material | Specification | Standards | Size | Length |
ASTM A193 B7 Stud Bolt | 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 |
| 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% |
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 B7 Stud Bolts are commonly utilized in high-stress and high-temperature environments, particularly in sectors like oil & gas, petrochemical, power generation, and construction. These bolts are perfect for flange connections, pressure vessels, heat exchangers, and valve assemblies, where durability and strength are crucial. Their ability to endure extreme temperatures and corrosive environments makes them a go-to choice for critical fastenings in pipelines, refineries, and boiler systems. The reliability and consistency of B7 stud bolts ensure safe and long-lasting connections, whether in static or dynamic load applications.
At Punit Fasteners, we prioritize the safe and secure packaging of our ASTM A193 B7 stud bolts. Each bolt is meticulously packed to prevent damage during transit. We use sturdy, corrosion-resistant materials and ensure proper labeling for easy identification. Our packaging solutions include durable wooden crates, pallets, and customized options to meet specific client needs. By adhering to international packaging standards, we guarantee that our stud bolts arrive in perfect condition, ready for immediate use.
Punit Fasteners is a leading manufacturer and supplier of high-quality fasteners in Delhi, India, with over 15 years of experience serving global industries.
©2024 Punit Fasteners All Rights Reserved.
