Master Metal

Buttweld Fittings

Master Metal provides a comprehensive range of Buttweld Fittings, engineered for strength, precision, and leak-proof performance. Our fittings include Elbows, Tees, Reducers, Caps, and Crosses, available in seamless and welded forms. Made from premium materials such as Stainless Steel, Carbon Steel, and Alloy Steel, they comply with ASTM, ASME, and DIN standards. These fittings are ideal for high-pressure and high-temperature applications in industries like oil & gas, chemical, power, and shipbuilding. With superior dimensional accuracy and corrosion resistance, Master Metal ensures dependable pipeline connections for critical systems.

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)

Hastelloy

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)

Inconel

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 B16.9, B16.28

Buttweld Fittings

Stainless & Duplex Steel

Carbon & Alloy Steel

Nickel & Copper Alloy

Hastelloy

Inconel

Incoloy

Monel

Titanium

Specification of Buttweld Fittings

Buttweld Pipe Fittings Dimensional Standard ANSI B16.9, B16.28

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