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Buttweld Fittings

Buttweld

Thobex Piping System Pvt. Ltd. is a trusted Manufacturer , supplier, and exporter of premium buttweld fittings, offering a comprehensive range including elbows, tees, reducers, caps, and more. These fittings are available in all ASTM-grade materials and are engineered for high strength, leak-proof performance, and long-lasting durability. Our products are designed to meet the demands of critical piping systems across industries. Committed to quality and precision, we adhere to international standards for applications in oil & gas, petrochemical, power, and other industrial sectors.

Types of Butt weld Pipe Fittings

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Stainles Steel

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Duplex Steel

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Carbon Steel

Stainless & Duplex Steel

Range 15 NB UP TO 1200 NB IN SCH 5S, 10S, 10, 20, 40S, 40, STD, 60, 80S, 80, XS, 100, 120, 140, 160 & XXS
Form Seamless & Welded, Long Radius & Short Radius Elbow 90°, Long Radius Elbow 45°, Long Radius & Short Radius Elbow 180° (Return Bend), Reducing Elbow, Equal Tee, Unequal Tee, Crosses, Concentric Reducer, Eccentric Reducer, Long Stubend, Short Stubend, Coller, Pipe Cap, Long Radius Bends R = 3D, 5D, 6D, 8D, 10D & 20D in 15°, 30°, 60° & 90°, Drawing Based Butt Weld Fitting (Customised).
Stainless Steel Grades ASTM / ASME SA 403 GR WP "S" / "W" / "WX"
304, 304L, 304H, 304N, 304LN, 309, 310H, 316, 316H, 317, 317L, 321, 321H, 347, 347H
Duplex Steel Grades ASTM / ASME SA 815
UNS NO. S31803, S32205, S32550, S32750, S32760

Carbon & Alloy Steel

Range 15 NB UP TO 1200 NB IN SCH 5S, 10S, 10, 20, 40S, 40, STD, 60, 80S, 80, XS, 100, 120, 140, 160 & XXS
Form Seamless & Welded, Long Radius & Short Radius Elbow 90°, Long Radius Elbow 45°, Long Radius & Short Radius Elbow 180° (Return Bend), Reducing Elbow, Equal Tee, Unequal Tee, Crosses, Concentric Reducer, Eccentric Reducer, Long Stubend, Short Stubend, Coller, Pipe Cap, Long Radius Bends R = 3D, 5D, 6D, 8D, 10D & 20D in 15°, 30°, 60° & 90°, Drawing Based Butt Weld Fitting (Customised)
Carbon Steel ASTM / ASME A 234 WPB, WPC, ASTM / ASME A 860 WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70
Alloy Steel ASTM / ASME A 234 WP 1, WP 5, WP 9, WP 11, WP 12, WP 22, WP 23, WP 91

Nickel & Copper Alloy

Range 15 NB UP TO 1200 NB IN SCH 5S, 10S, 10, 20, 40S, 40, STD, 60, 80S, 80, XS, 100, 120, 140, 160 & XXS
Form Seamless / Erw / Welded in Round & Square
Nickel Alloy ASTM / ASME SB 163 UNS 2200 (NICKEL 200), ASTM / ASME SB 163 UNS 2201 (NICKEL 201), ASTM / ASME SB 163 / 165 UNS 4400 (MONEL 400), ASTM / ASME SB 464 UNS 8020 (ALLOY 20 / 20 CB 3), ASTM / ASME SB 704/705 UNS 8825 INCONEL (825), ASTM / ASME SB 167 / 517 UNS 6600 (INCONEL 600), ASTM / ASME SB 167 UNS 6601 (INCONEL 601), ASTM / ASME SB 704 /705 UNS 6625 (INCONEL 625), ASTM / ASME SB 619/622/626 UNS 10276 (HASTELLOY C 276)
Copper Alloy ASTM / ASME SB 111 UNS NO. C 10100, 10200, 10300, 10800, 12000, 12200, 70600, 71500, ASTM / ASME SB 466 UNS NO. C 70600 (CU-NI-90/10), C 71500 (CU-NI-70/30)

Nickel & Copper Alloy

Grades Hastelloy C-22, Hastelloy C-276, Hastelloy C-2000
Standards ASTM / ASME SB 336 & XXS
Types Bend (Long & Short), Elbow (180° , 90° & 45°), Tee (Equal & Unequal), Reducer (Concentric & Eccentric), CAP, Stub end (Long & Short), Nipple (Barrel)

Inocnol

Grades Inconel 600, Inconel 601, Inconel 625, Inconel 625LCF, Inconel 686, Inconel 718, Inconel 800, Inconel 825, Inconel X-750
Range 15 NB UP TO 600 NB IN SCH 5S, 10S, 10, 20, 40S, 40, STD, 60, 80S, 80, XS, 100, 120, 140, 160 & XXS
Types Elbow 90°, Elbow 45°, Elbow 180°, long/short radius elbows, equal/unequal tees, concentric/eccentric reducers, caps, crosses, short/long neck stub-ends

Incoloy

Grades Incoloy 800, Incoloy 825, Incoloy 925, Incoloy A-286, Incoloy DS
Standards ASTM B366
Types Bend (Long & Short), Elbow (180°, 90° & 45°), Tee (Equal & Unequal), Reducer (Concentric & Eccentric), CAP, Stub end (Long & Short), Nipple (Barrel)

Monel

Grades Monel 400, Monel K500
Range 1/2" NB to 36" NB
Types Long/short radius elbows, equal/unequal tees, concentric/eccentric reducers, caps, cross, short/long neck stub-ends

Titanium

Grades Grade 1, Grade 2, Grade 3, Grade 4, Grade 5, Grade 7, Grade 9, Grade 23
Titanium Buttweld Fitting Range 15 NB To 600 NB in Sch.: 5, 10, 20, 40, 80, 120, 160, XS, XXS
Types Bend (Long & Short), Elbow (180°, 90° & 45°), Tee (Equal & Unequal), Reducer (Concentric & Eccentric), CAP, Stub end (Long & Short), Nipple (Barrel)

Specification of Buttweld Fittings

Specifications ASTM A403 / ASME SA403
Dimensions ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, BS4504, BS4504, BS1560, BS10 ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799
Size Seamless Butt Weld Fittings: 1/2" - 10", Welded Butt Weld Fittings: 1/2" - 48"
Schedule SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH 80, SCH 100, SCH 120, SCH 140, SCH 160, XXS available with NACE MR 01-75
Bending Radius R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom
Type Seamless / ERW / Welded / Fabricated
Thickness 20 Swg., 18 Swg., 16 Swg., 14 Swg., 12 Swg., 10 Swg., & Sch. 10, Sch. 40, Sch. 80 etc.

Buttweld Pipe Fittings Dimensional Standard ANSI B-169, B-16.28

Types for Buttweld Fittings

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90° Elbow

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45° Elbow

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Crosses

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Short Pattern Stub End

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Long Pattern Stub End

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Reducer

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