Buttweld Fittings Manufacturer in India

ASME B16.9 Buttweld Fittings Suppliers, Pipe Fittings Manufacturers in Mumbai

Rajveer Stainless and Alloys is a well-known manufacturer, distributor, dealer, and exporter of Buttweld Fittings. We manufacture these Buttweld Fittings out of stainless steel, carbon steel, alloy steel, duplex and super duplex steel, and high nickel alloys. We supply and stock these  buttweld pipe fittings in a variety of sizes, styles, pressure classes, dimensions, and customized configurations as per our clients’ needs at the most competitive prices. We manufacture these pipe fittings in accordance with globally accepted quality requirements, using high-grade raw materials and cutting-edge technologies.

 

Our fittings are made to handle high pressure and tough conditions, especially in oil, gas, and chemical applications. We offer fast delivery, a wide range of sizes, and a strong focus on quality in every piece we manufacture.

 

These  buttweld fittings are available in a wide variety of types and forms like 90º Elbows, 45º Elbows, Tees, Cross, Reducer, Pipe Cap, Stub End, Pipe Bend, etc. Our Stainless Steel Buttweld Pipe Fittings have advantages such as increased ductility, improved corrosion tolerance, high impact hardness, and excellent stress corrosion cracking resistance. Carbon steel buttweld fittings are used in a wide range of domestic, industrial, and commercial applications, including Chemical and Petrochemical products, Oil & Natural Gas Industry, Sugar Mills & Distilleries, Pesticides, Cement Manufacturing, Ship Building, Paper Production, and so on.

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Buy Two Joint Buttweld Fittings Stock, Industrial Pipe Fittings Supplier In India.

Pipe Fittings Manufacturers in India

Our high nickel alloy buttweld fittings have excellent tolerance to heavy oxidizing salt solutions such as ferric and cupric chlorides, are resistant to wet chloride gas, hypochlorite, and chlorine dioxide solutions, and are not susceptible to grain boundary precipitation in the as-welded state, making them suitable for use in a wide range of chemical process applications.

 

Our pipe fittings are used in a variety of uses, including aerospace and missile components, petrochemical and chemical processing, food manufacturing machinery, marine and wastewater treatment, synthetic fabrics, chemical transport drums, rocket engines, plumbing, and food handling, among others. Rajveer Stainless and Alloys performs numerous tests on our products to ensure the highest standard, including hardness testing, ultrasonic testing, pitting resistance testing, flattening testing, and intergranular corrosion (IGC) testing. Our staff works tirelessly to produce and retain our products’ high-quality standards in order to meet both global quality standards.

Pipe Fittings Specifications and Standards

Key standards govern buttweld fitting dimensions, materials and markings. ASME/ANSI B16.9 is the principal standard for factory-made wrought steel butt-welding fittings (covering NPS ½–48). It specifies overall dimensions, tolerances, marking, and pressure ratings for carbon, stainless, and alloy fittings. ASME B16.28 covers long-radius butt-weld elbows (e.g. 5D, 8D bends). For lightweight or short-radius fittings, MSS SP-43 applies. High-yield carbon steel fittings (with WPHY grades) follow MSS SP-75.

 

International equivalents include EN 10253-3/4 (welded/forged butt-weld fittings in Europe) and ISO 5251. Other regional standards (JIS B2311/2312 in Japan, GOST in Russia, etc.) are used for local projects. Manufacturing specifications (ASTM/ASME material standards) are tied to these: e.g. ASTM A234/A403/A420 (carbon, stainless, alloy forgings) and ASTM A815 (6% Mo)

 Each fitting is permanently marked with the manufacturer’s name, material grade, heat number, and dimension (NPS and schedule). The marking certifies compliance with the relevant standard (e.g. B16.9), allowing traceability.

Category Specification
Specifications ASTM A403, B366, A234 / ASME SA403, SB366, SA234
Thickness SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH80, SCH100, SCH120, SCH140, SCH160, XXS available with NACE MR 01-75
Dimensions ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, BS4504, BS4504, BS1560, BS10
Size Range ½” NB to 24″ NB in Sch 10s, 40s, 80s, 160s, XXS. (DN6~DN100) ASTM A403 Stainless Steel Buttweld Fitting
Bending Radius R = 1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom MSS Sp-43 Stainless Steel Pipe Fitting
Connection Welding
Elbows Angle: 22.5°, 30°, 45°, 90°, 180°, 1.0D, 1.5D, 2.0D, 2.5D, 3D, 4D, 5D, 6D, 7D–40D Standard: ASME B16.9, ASME B16.28, ASME B16.25, MSS SP-75, DIN2605, JISB2311, JISB2312, JISB2313, BS, GB, ISO
Manufacturing Process Forge, Cast, Push, Press, etc.
Test Certificates EN 10204/3.1B
Raw Materials Certificate 100% Radiography Test Report, Third Party Inspection Report, etc.
Specialized in 90º Elbows, 45º Elbows, Tees, Crosses, Reducers, Pipe Cap, Stub End, Pipe Bend
We provide Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175

Size :

Type Size
Seamless Butt Weld Fittings 1/2" – 10"
Welded Butt Weld Fittings 1/2" – 48"

Types of Pipe Fittings

Buttweld fittings are available in several configurations depending on function. The most common shapes are elbows, tees, reducers, caps, and crosses. Below are the pipe fittings names and images for your easy reference

Pipe Elbow

Pipe Tees

reduce-tee
Reducing tee
lateral-tee
lateral tee
barred-tee
Barred tee
Y-tee
y tee

Pipe reducer

Stub Ends

Short STUB END
long-stub-end
lONG STUB END

Pipe Cross

reducing-cross
Reducing Cross

Pipe Cap

Ready Stock of ASME B16.9 Fittings for Oil And Gas Industry

Pipe Fittings Material Used

Buttweld fittings are manufactured from a wide range of materials to match the piping and service conditions. Carbon steels are most common (e.g. ASTM A234 WPB for moderate duty, WPL6 for low-temperature). High-strength carbon grades (MSS-SP-75 WPHY series) are used for high-pressure systems. Stainless steels (e.g. ASTM A403 WP304/304L/316/316L) are widely used for corrosion resistance. Alloy steels (ASTM A234 WP1, WP5, WP9, WP11, WP22, WP91, etc.) provide high-temperature or specialized mechanical properties.

 

For aggressive environments or special services, exotic alloys are used. For example, duplex and super‐duplex stainless steels, nickel‐chromium‐moly alloys (Inconel, Hastelloy, Monel), 6% molybdenum steels, and titanium are available. One industry supplier notes offering fittings in carbon steel, stainless steel, alloy steel, duplex/super‐duplex, Inconel, Monel, Hastelloy, titanium, and even aluminum. In practice, the fitting material is usually the same as (or compatible with) the pipe material to avoid galvanic or thermal mismatch

Nickel Buttweld Fittings

Durable nickel fittings for corrosion-resistant applications.

Monel Buttweld Fittings

High-performance Monel fittings for demanding environments.

Inconel Buttweld Fittings

Superior Inconel and Incoloy fittings for high-temperature resistance.

Hastelloy Buttweld Fittings

Reliable Hastelloy fittings for aggressive chemical environments.

Copper Nickel Buttweld Fittings

Corrosion-resistant copper nickel fittings for marine and industrial use.

Alloy Steel Pipe Fittings

High-strength alloy steel pipe fittings for power and refinery industries.

Alloy 20 Buttweld Fittings

Specialty Alloy 20 fittings for acidic and corrosive environments.

Titanium Buttweld Fittings

Titanium fittings for lightweight and high-strength applications.

Duplex Steel Buttweld Fittings

Robust duplex steel fittings for balanced strength and corrosion resistance.

Super Duplex Steel Buttweld Fittings

Superior corrosion resistance with high-strength super duplex fittings.

Top-quality Buttweld Fittings supplied at the best price with fast delivery.

Buttweld Pipe Fittings Dimensions

ASME B16.9 Fittings Wall Thickness

DN NPS SCH80S SCH20 SCH120 SCH40S STD SCH160
652 1/21.421.051.051.65
151/20.10.080.08
8031.91.361.36
203/40.20.170.17
401 1/20.580.420.420.6
2510.250.210.210.22
4001610235.211264.344.5143
903 1/22.271.631.632.4
321 1/40.350.290.29
10043.932.772.774.4
5021.030.80.81.04
200817.57.851510.710.718.4
125563.963.967.14
2501025.111.225.116.315.832.5
15069.266.316.3110.8
350147930.584.548.838.5106
3001256.525.641.732.128.853.3

Explore More

Difference between seamless and welded fittings

What is Buttweld Fittings

Pipe Fittings Types
What does ASME B16 9 mean?
Buttweld Fittings Tolerances

Applications

Buttweld fittings are ubiquitous in industries requiring high-integrity piping. They are used wherever permanent, leak-proof connections are needed in high-pressure or high-temperature service. Major applications include oil & gas pipelines, refineries and petrochemical plants (for process lines, hydrocarbon flow, etc.), chemical processing plants, and power generation (coal, gas turbine, and nuclear plants). They are also common in water and wastewater treatment, cryogenic systems (e.g. LNG processing), and pharmaceutical/food industries (especially sanitary stainless systems).

 

For example, elbows and reducers are used in the piping of oil refineries and petrochemical complexes to reroute process streams.

 

Tees and crosses are found in water treatment and gas-distribution manifolds.

End caps are used during pressure testing or to temporarily seal lines in piping installations.

The broad use across waste treatment, breweries, gas processing and power plants highlights the robustness and reliability of butt-weld fittings

several hexagons of different types of industrial structures
  • Petrochemical
  • Oil & Gas
  • Paper
  • Refineries
  • Nuclear Power
  • Cement
  • Sugar
  • Power Plant
  • Fertilizers
  • Breweries
  • Chemical
  • Petrochemical
  • Shipbuilding
  • Defence
  • Mining
  • Steel Plant
  • Construction
  • Oil Mills
  • Paper
  • Engineering Co.

Advantages

Buttweld fittings offer several advantages over socket-weld, threaded, or flanged fittings. The welded joint results in a continuous metal connection, giving superior strength and leak integrity. Industry sources note that “welded connections offer a more robust, stronger and more leak-proof piping connection”. Because the weld forms a seamless inner surface, flow is smooth with minimal turbulence or pressure drop (unlike a threaded joint).

 

In terms of design flexibility, butt weld fittings allow multiple bending radii (3D, 5D, 8D, etc.) to be used as needed for flow optimization. They also save space compared to flanged assemblies: a welded joint has a smaller footprint and can accommodate very large diameters and thin schedules (e.g. Sch 10S stainless) more easily than socket fittings. In practice, buttweld fittings are cost-effective for large pipe sizes and high-pressure systems, often less expensive than equivalent socket-weld fittings.

 

Other benefits include long service life and good resistance to corrosion/erosion. Welded systems have no crevices from threading, so they are less susceptible to leakage and buildup. Manufacturers point out that butt-weld fittings “can withstand corrosion and erosion more effectively than its socket weld and threaded equivalents”. With proper welding, inspection and maintenance, a butt-welded piping system can have exceptional durability in demanding environments.

Installation and Welding Methods

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Proper installation of butt-weld fittings requires skilled welding and inspection. First, pipe ends and fitting faces are cleaned thoroughly (wire-brushed or solvent-cleaned) to remove rust, oil or debris. The pipe is cut square using mechanical cutters. The fitting and pipe ends are then aligned carefully; a small root gap (about 1.5–3.0 mm, depending on wall thickness) and root face are maintained to ensure full weld penetration. Alignment clamps or fixtures are often used to avoid any offset.

 

Next, tack welds are applied at several points around the joint to hold the fitting in place and preserve alignment during welding. The welder then completes the joint using full-penetration butt welding. Common processes are TIG (GTAW), MIG (GMAW) or SMAW (stick), chosen according to the material and code requirements. All pressure-containing welders must be qualified (per ASME Section IX) for the process and joint design. The joint is welded with a V-groove (or similar) to allow multiple passes; this produces a continuous, leak-proof seam across the entire wall thickness.

 

After welding, the joint is cleaned and inspected. Non-destructive examination (NDE) methods such as radiographic (X-ray) or ultrasonic testing are typically used to verify weld integrity. Dye-penetrant or magnetic particle tests may also be applied if needed. If the system or material requires it, a post-weld heat treatment (PWHT) may be performed to relieve residual stresses. Finally, the weld is sometimes blended or capped and the joint is pressure-tested (see next section) before being put into service.

Quality Testing and Inspection

Manufacturers and end-users perform rigorous testing on butt-weld fittings to ensure reliability. During production, each fitting is inspected for correct dimensions and thickness (per ANSI B36.10/19 tolerances) and proper marking (material, heat number, size, etc.). The internal bore is checked for smooth finish and absence of cracks or inclusions.

 

Critical joints are then non-destructively tested. This often includes ultrasonic (UT) or radiographic (RT) examination of the weld to detect any flaws. Dye penetrant or magnetic particle testing may be used on accessible surfaces. A representative percentage of fittings or all high-criticality fittings are usually tested per project specifications. Additionally, manufacturers and site inspectors may witness hydrostatic pressure testing of assemblies (especially piping spools). Note that ASME B16.9 itself does not mandate hydro-testing every fitting, but it requires that a fitting, if tested, must withstand the same pressure as a seamless pipe of equivalent material and size.

 

Finally, material traceability is verified via Mill Test Reports (MTRs) which certify the chemical and mechanical properties of the alloy. Only fittings meeting all tolerance, weld, and material criteria (per B16.9/MSS/etc.) are approved for field use.

Buttweld Pipe Fittings Manufacturing Process

Buttweld fittings are typically formed from forged blocks or seamless pipe sections by hot-working and machining. In practice, a forging or pipe billet is heated in a furnace to a malleable temperature and then shaped (by forging, extrusion, or hot bending) into the rough fitting form. This hot forming process aligns the metal grain and gives the fitting strength. For example, an elbow may be forged in a die to achieve the desired curvature. After initial forming, each fitting undergoes heat treatment (annealing, normalizing, quenching/tempering as required) to achieve specified ductility and strength. This relieves stresses and ensures the required mechanical properties.

 

Next, precision machining trims flash and excess material, machines key dimensions, and produces weld bevels. The outer surfaces may be finished (polished or shot-blasted) for appearance. Finally, the pipe ends of the fitting are beveled (angled) to the proper bevel angle (e.g. 37.5° for Schedule 40 carbon steel) as per the pipe schedule. Dimensional tolerances are checked against standards (e.g. ANSI B36.10/19 dimensions) to confirm length, diameter and wall thickness. Thus the finished fitting meets all specified dimensions and material requirements.

DISTRIBUTORS, STOCKIST & SUPPLIERS OF WORLD'S TOP 10 MANUFACTURERS OF BUTTWELD FITTINGS

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Erne Fittings GMBH Welded Fittings, Austria Buttweld Fittings
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Benkan Welded Fittings, Buttweld Fittings Benkan, Japan
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Valvitalia S.P.A. – Tecnoforge Welded Fittings, Buttweld Fittings Valvitalia S.P.A. – Tecnoforge
BUTTWELD FITTINGS MANUFACTURER
Sung Kwang Welded Fittings, Buttweld Fittings Sung Kwang, Korea
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Delcorte S.A.S Welded Fittings, Buttweld Fittings Delcorte S.A.S
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Metalfar Welded Fittings, Buttweld Fittings Metalfar, Italy
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Mega S.P.A. Welded Fittings, Buttweld Fittings Mega S.P.A. Italy
BUTTWELD FITTINGS MANUFACTURER
TK Welded Fittings, Buttweld Fittings TK, Korea

APPROVED MANUFACTURER MAKES OF BUTTWELD FITTINGS

client1 logo
SABIC
(Saudi Arabia)
Saudi Aramco logo
Aramco
(Saudi Arabia)
Alba logo
ALBA
(Saudi Arabia)
QAFCO logo
QAFCO
(Qatar)
Ma'aden logo
MAADEN
(Saudi Arabia)
QAFCO logo
QAFCO
(Qatar)
KNPC logo
KNPC
(Kuwait)
Kuwait Oil Company logo
KOC
(Kuwait)
Qatar Petroleum logo
Qatar Petroleum
(Qatar)
PDO logo
PDO
(Oman)
ADNOC logo
ADNCO
(U.A.E.)
ORPIC logo
ORPIC
(Oman)
Takreer logo
Takreer
(Abu Dhabi)
Yasrel logo
YASREF
(Saudi Arabia)
Petrobras logo
Petro Bras
(Brazil)
Petronas logo
PETRONAS
(Malaysia)
NIOC logo
NIOC
(Iran)
NDPC logo
NPDC
(Nigeria)
EGPC logo
EGPC
(Egypt)

BUTTWELD FITTINGS PIPE PRICE LIST

Buttweld Butt Weld Fittings FOB Price: US $0.5-6 / Piece
Butt Weld SR Elbow FOB Price: US $1.2-2500 / Piece
Stainless Steel Buttweld Elbow FOB Price: US $1-5000 / Piece
Austenitic Pipe Elbow Butt Weld Fittingss FOB Price: US $0.11-999 / Piece
Carbon Steel Pipe Fittings FOB Price: US $0.2-50 / Piece
High Nickel Alloy Butt Weld Fittings FOB Price: US $0.2-500 / Piece
Buttweld Equal Tee FOB Price: US $1.2-2500 / Piece
Butt weld Pipe Cap FOB Price: US $0.1-650 / Piece
Welded Fittings manufacturer FOB Price: US $0.11-1 / Piece
Copper Nickel Butt Weld Fittings FOB Price: US $1-1000 / Piece
Monel Butt weld Nipple FOB Price: US $500-1000 / Ton
High Quality Butt Weld Fittings FOB Price: US $8-8000 / Piece
Different Sizes of Butt Weld Fittings FOB Price: US $500-600 / Piece
Hastelloy Pipe Elbow FOB Price: US $0.5-500 / Piece
Butt Weld Short Radius Elbow FOB Price: US $1000-2000 / Ton
Nickel Alloy Welded Pipe Fittings FOB Price: US $1-5000 / Piece
Buttweld 3D Elbows FOB Price: US $1-1000 / Piece

EXPORT DESTINATIONS FOR BUTTWELD FITTINGS

United Kingdom, Russia, Turkey, Austria, Tibet, Mongolia, Malaysia, Greece, Bangladesh, Hong Kong, Serbia, Singapore, Italy, Finland, Kenya, Nigeria, Czech Republic, Peru, United Arab Emirates, Gabon, Kazakhstan, Indonesia, Poland, Morocco, Egypt, Sri Lanka, Oman, Algeria, Macau, Libya, Vietnam, Brazil, Netherlands, Tunisia, Trinidad and Tobago, Canada, Bhutan, Romania, Ukraine, Bulgaria, Iran, Gambia, Angola, Japan, Afghanistan, Iraq, Venezuela, Croatia, Lebanon, Lithuania, Namibia, Puerto Rico, Argentina, India, United States, Zimbabwe, Chile, Hungary, South Africa, France, Portugal, Colombia, Nepal, Bolivia, Israel, Belgium, Estonia, Chile, New Zealand, Germany, Slovakia, Kuwait, Azerbaijan, Jordan, Ghana, Saudi Arabia, Dammam, rRiyadh, Saudi Arabia, Iran, Norway, Belarus, Taiwan, Pakistan, Philippines, Bahrain, Australia, Switzerland, Spain, Qatar, Poland, South Korea, Denmark, Ireland, Mexico, Sweden, Ecuador, Mexico, Costa Rica, Nigeria, Thailand, China, Yemen, Jeddah

DOMESTIC SUPPLY FOR BUTTWELD FITTINGS

Surat, Brisbane, Muscat, Dallas, Navi Mumbai, Kuwait City, Tehran, Doha, Port-Of-Spain, Jamshedpur, Manama, Howrah, Toronto, Sydney, Hong Kong, Rio De Janeiro, Thiruvananthapuram, Courbevoie, Noida, Sharjah, Hanoi, Cairo, Vung Tau, Moscow, Secunderabad, Petaling Jaya, Ahmedabad, Jaipur, Ludhiana, Indore, Kuala Lumpur, Singapore, Baroda, New York, Bengaluru, Ulsan, Geoje-Si, Jakarta, Ranchi, Calgary, Algiers, Kanpur, Ernakulam, Bogota, Coimbatore, Dubai, Perth, Ho Chi Minh City, Atyrau, Houston, Montreal, Caracas, Vadodara, Nagpur, Busan, Colombo, Chandigarh, London, Los Angeles, Granada, Melbourne, Nashik, Lagos, La Victoria, Pimpri-Chinchwad, Edmonton, Ahvaz, Bangkok, Bhopal, Ankara, Rajkot, Santiago, Aberdeen, Istanbul, Al Khobar, Haryana, Abu Dhabi, Faridabad, Dammam, Gurgaon, Jeddah, Al Jubail, New Delhi, Thane, Riyadh, Hyderabad, Mumbai, Milan, Madrid, Chiyoda, Chennai, Visakhapatnam, Seoul, Gimhae-Si, Kolkata, Mexico City
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We are a world-class stockists, supplier and exporter of High Quality Inconel Sheet / Plate, Stainless Steel Seamless and Welded Pipes, Tubes & U-tubes. We offer wide range of products in following Alloys. Our stock range is pre-tested to stringent testing requirements which ensure that in most cases our stock material is already suitable for your needs.
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906/907, Floor-9, Plot-39, Parekh Market, Jagannath Shankarsheth Marg, Kennedy Bridge, Girgaon, Mumbai-400004