Butt Weld Fitting
Prevest Metalloys is a trusted Manufacturer and Exporter of superior-grade Flanges, headquartered in Mumbai, India. We specialize in delivering precision-engineered flanges crafted from top-quality materials to ensure outstanding durability, strength, and performance in demanding environments.
All our flanges are manufactured in full compliance with national and international standards, guaranteeing products that are reliable, consistent, and long-lasting. Our commitment to quality has earned us a solid reputation among clients across numerous industrial sectors worldwide.
Prevest Metalloys offers a wide array of industrial flanges, each produced using high-grade raw materials and subjected to rigorous testing and inspection protocols. This ensures that every product we supply delivers exceptional mechanical strength and dimensional precision.
We provide flanges in various types, sizes, and material grades, including Stainless Steel, Carbon Steel, Duplex & Super Duplex Steel, Alloy Steel, Nickel Alloys, Titanium, and Cupro-Nickel. Our technical expertise allows us to supply customized flange solutions that meet the unique requirements of different industrial applications.
At Prevest Metalloys, our team of experienced engineers and technicians utilizes state-of-the-art manufacturing technology and stringent quality standards to produce flanges that align with customer specifications and global benchmarks. We are committed to delivering high-performance flange solutions to industries across the globe.
Available Grades of Butt Weld Fitting
| Material | Standard | Available Grades | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | ||
| Stainless Steel | ASTM A403 WP | 304 | 304H | 309 | 310 | 316 | 316L | 317L | 321 | 347 | 904L |
| ASTM A815 / ASME SA 815 | Duplex 2205 - UNS S31803, S32205 | Duplex 2304 - UNS S32304 | Duplex 2507 | ||||||||
| Alloy Steel | ASTM / ASME A/SA 234 | WP 1 | WP 11 | WP 12 | WP 22 | WP 91 | WP 5 | WP 9 | |||
| Alloy | 1100 | 2011 | 2014 | 2024 | 3003 | 5052 | 6061 | 6063 | 7075 | ||
| Carbon Steel | ASTM A 234 | WPB | WPBW | WPHY 42 | WPHY 46 | WPHY 52 | WPHY 60 | WPHY 65 | WPHY 70 | ||
| ASTM / ASME SB 336 | Inconel 600 | MONEL 400 | ALLOY 20 | Inconel 825 | Inconel 601 | Inconel 625 | Nickel 200 | Hastelloy C 276 | Nickel 201 | ||
Dimensions of Butt Weld Fittings
| Type | Size Range (NPS) | Wall Thickness (mm) | Weight per Unit (Approx, Kg) | Dimensions (OD / Center-to-End) |
|---|---|---|---|---|
| Elbow (90°/45°) | 1/2" – 48" | 2.77 – 15.09 (Sch 40/80) | 0.05 – 400+ | OD: 21.3 – 1219 mm Center-to-End (90°): 38 – 914 mm |
| Tee | 1/2" – 48" | 2.77 – 15.09 | 0.10 – 420+ | OD: 21.3 – 1219 mm Center-to-End: 25 – 610 mm |
| Reducer (Concentric/Eccentric) | 1/2" – 48" | 2.77 – 15.09 | 0.10 – 380+ | OD (Large): 21.3 – 1219 mm OD (Small): As per size Length: 38 – 610 mm |
| Union | 1/8" – 4" | 3.38 – 9.53 | 0.05 – 4.0 | OD: 10.3 – 114.3 mm Length: 33 – 90 mm |
| Nipple | 1/8" – 12" | 2.77 – 10.97 | 0.02 – 15 | OD: 10.3 – 323.9 mm Length: Custom (Close – 12") |
| Coupling | 1/8" – 12" | 2.77 – 10.97 | 0.04 – 10 | OD: 10.3 – 323.9 mm Length: 32 – 152 mm |
| Cap | 1/2" – 48" | 2.77 – 15.09 | 0.05 – 260+ | OD: 21.3 – 1219 mm Height: 25 – 610 mm |
Types of Butt Weld Fittings
Elbow
At Prevest Metalloys, Elbows are precision-engineered buttweld fittings designed to redirect the flow within piping systems. Common variants include 90°, 45°, and 180° elbows for flexible routing. Male and female elbows are also available for specific threaded configurations. These fittings are vital in industries like petrochemical, oil & gas, and power generation for ensuring smooth fluid transitions.
- Offered in 90°, 45°, and 180° angles for routing flexibility
- Available in seamless and welded forms
- Manufactured using Stainless Steel, Carbon Steel, Alloy Steel, Duplex Steel
- High corrosion resistance and pressure tolerance
- Threaded elbow options like Male/Female Elbows for custom joints
Tee
Prevest Metalloys manufactures premium buttweld Tees for connecting or splitting pipeline flows. Available as Equal Tees (same outlet size) or Reducing Tees (smaller branch size), these fittings ensure efficient fluid management. Used extensively in chemical processing, plumbing, oil & gas, and water systems.
- Offered as Equal and Reducing types
- Enables fluid branching or merging in pipelines
- Materials include Stainless Steel, Carbon Steel, Alloy Steel, Duplex
- Adheres to ASME B16.9 standards
- Seamless and welded variants available
Cross
Cross fittings from Prevest Metalloys serve four-way piping intersections, commonly used in systems requiring complex routing like fire safety, chemical transport, and process plants. Available as Equal and Reducing Crosses based on connection diameter.
- Connects four pipes in perpendicular directions
- Supplied in Equal and Reducing types
- Built using stainless, carbon, alloy, and duplex steels
- Meets ASME B16.9 and MSS SP-75 specifications
- Engineered for high-pressure and thermal environments
Cap
Prevest Metalloys offers high-strength Buttweld Caps for sealing the ends of pipelines, effectively preventing flow and protecting the system from external factors. They are suitable for permanent or temporary pipe terminations in demanding settings.
- Used to close or protect pipe ends
- Available in stainless, carbon, alloy, and duplex steel
- Handles high temperatures and pressures effectively
- Conforms to ASME B16.9, MSS SP-75, and DIN standards
- Rounded design helps reduce stress buildup
Stub End
Stub Ends from Prevest Metalloys are designed to be used with lap joint flanges, allowing ease in dismantling and pipeline alignment. Ideal for setups requiring regular disassembly and positioning, especially in low-pressure environments.
- Pairs with lap joint flanges for removable joints
- Facilitates bolt stress reduction and pipeline adjustment
- Made from stainless, carbon, and alloy steels
- Available in long and short patterns as per ASME B16.9
- Common in non-critical, low-pressure systems
Nipple
Prevest Metalloys supplies robust pipe Nipples including Swage Nipples and Pipe Nipples. These fittings are essential for connecting or extending pipelines and reducing diameter in industrial systems.
- Swage Nipple: Reduces pipe size in high-pressure systems
- Pipe Nipple: Connects or extends pipelines with male threads
Applications of Buttweld Fittings
Buttweld fittings offered by Prevest Metalloys are highly demanded across various sectors owing to their superior strength, leak-tight performance, and corrosion resistance. These fittings play a vital role in the following industries:
- Oil & Gas Sector: Used extensively in pipelines for conveying crude oil, natural gas, and other petroleum-based products.
- Chemical & Refinery Units: Integral to chemical processing plants and refineries dealing with fuels and hazardous materials.
- Energy & Power Generation: Deployed in thermal, hydro, and nuclear power plants for steam, water, and gas lines.
- Water Processing Plants: Installed in systems involved in filtration, desalination, and distribution with anti-corrosion reliability.
- Pharmaceutical Sector: Ensures clean and sterile piping solutions for transferring sensitive fluids and chemicals.
- Food & Beverage Industry: Ideal for hygienic flow processes due to stainless steel construction and smooth finishes.
- Marine & Offshore Engineering: Suitable for seawater lines, ballast systems, and marine vessel pipelines.
- Urban Infrastructure: Used in public water supply networks, industrial piping, and construction piping systems.