Nascent Fittings Inc.
U Bend
ASME B16.9 buttweld elbows, tees, reducers & caps in SS, CS, alloy, duplex & nickel alloys. Sch 10–XXS, MTCs, inspection support and worldwide export supply.

- Size
- 1/2" to 80" NB
- Schedule
- Sch 10/20/40/XS/60/80/100/120/140/160/XXS
- Standard
- ASME B 16.9
About
About Buttweld Fittings
Nascent fittings is a reputed manufacturer and exporter of a wide range of Buttweld fittings which are used in industrial pipe systems to change direction, branching and to mechanically connect equipments to the system including high temperature conditions like furnace.
Manufacturing note
Nascent fittings is a Well-known manufacturer and exporter of U Bends. U Bend is a U-shaped bend in a pipe or drain that traps water in the lower part and prevents the escape of noxious fumes and vapours; trap. Nascent fittings is diligently occupied in producing and exporting U Bend / Return bend in a variety of dimensions, sizes and specifications to meet the desires of our esteemed clients. These U Bends are produced using high quality raw materials and cost profitable methods which have been selected in compliance with global material standards. In addition to innumerable ground breaking products that have made profit to the business the product portfolio of Nascent fittings has been increasing within the years.
Typical applications
- Industrial piping and process systems using Buttweld Fittings
- Project supply of Buttweld Fittings for oil & gas, power, chemical and general industry
Technical data
U Bend specifications
Specifications
CARBON STEEL SPECIFICATIONS:
- Size : 1/2" to 36"NB , ANSI/ASME B 16.9
- Schedule : 10/20/40/80/100/120/160/XXS
- Carbon Steel : ASTM A 234 WPB, IS 1239 PART II
- Carbon Steel : DIN Standard – EN 10253-2 – P235TR2/P265TR2/P235GH/P265GH/P355N/P355NH
- Other Services: Hot Dip Galvanizing, Sand Blasting, Coating – FBE/3LPE/PTFE
ALLOY STEEL, & LTCS SPECIFICATIONS:
- Alloy Steel : ASTM A 234, WP5, WP9, WP11, WP12, WP91
- Low Temp. CS : ASTM A-420 WPL6
- Other Services: Hot Dip Galvanizing, Sand Blasting, Coating – FBE/3LPE/PTFE
STAINLESS STEEL SPECIFICATIONS:
- Size : 1/2" to 24"NB, ANSI/ASME B 16.9
- Schedule : 10/20/40/80/100/120/160/XXS
- Stainless Steel : ASTM A 403 WP – TP 304/304H/304L/316/316H/316L/316Ti/309/310/317L/321/347/904L / XM19
- Stainless Steel : DIN Standard EN 10253-4 / 10222-5 1.4301/1.4307/1.4401/1.4404/1.4529/1.4571/1.4541/1.4410/1.4550/1.4335/1.4539
DUPLEX STEEL & COPPER NICKEL SPECIFICATIONS:
- Size : 1/2" to 24"NB , ANSI/ASME B 16.9
- Schedule :10/20/40/80/100/120/160/XXS
- Duplex Steel : ASTM A815- UNS S31803, S32205, S32750, S32760
- Copper Nickel : C70600(90:10), C71500(70:30), C71640
NICKEL ALLOYS SPECIFICATIONS:
- Size : 1/2" to 24"NB , ANSI/ASME B 16.9
- Schedule :10/20/40/80/100/120/160/XXS
- Nickel : UNS N02200, N02201
- Monel : UNS N04400, N05500, Alloy 20
- Inconel : UNS N06600, N06601, N006625, N08800, N08810, N08825
- Hastelloy : UNS N10276, N06022, N10665, N06455
- SMO 254 Grade UNS S31254
- Aluminum – ASTM / ASME SB361 – 3003 H18 , 3003 H112, 6061 T6, 6063 T6, 6351 T5, 6351 T6
- Titanium – ASTM / ASME SB363 – Gr1, Gr2, Gr5, Gr7, G9, Gr12, Gr23
Materials
U Bend by material

Duplex Steel
Duplex Steel U Bend
UNS S31803, UNS S32205, UNS S32750, UNS S32760
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Low Temperature Carbon Steel
Low Temperature Carbon Steel U Bend
ASTM A420 WPL6
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Cupro Nickel
Cupro Nickel U Bend
Cu-Ni 90/10 (C70600), Cu-Ni 70/30 (C71500), C71640
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Nickel Alloy
Nickel Alloy U Bend
Nickel 200, Nickel 201, Inconel 600, Inconel 601
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Monel
Monel U Bend
Monel 400, Monel K500
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Hastelloy
Hastelloy U Bend
Hastelloy C-276, Hastelloy C-22, Hastelloy B-2, Hastelloy C-4 (N06455)
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Aluminium
Aluminium U Bend
3003-H18, 3003-H112, 6061, 6063
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Titanium
Titanium U Bend
Grade 1, Grade 2, Grade 5 (Ti-6Al-4V), Grade 7
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Stainless Steel
Stainless Steel U Bend
SMO 254, F304, F304H, F304L
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Alloy Steel
Alloy Steel U Bend
F5, F9, F11, WP12 / F12
View details
Carbon Steel
Carbon Steel U Bend
ASTM A234 WPB, P235TR2, P265TR2, P235GH
View details
Copper
Copper U Bend
C11000 (ETP), C12200 (DHP)
View details
Copper Alloy
Copper Alloy U Bend
UNS C70600 (Cu-Ni 90/10), UNS C71500 (Cu-Ni 70/30), UNS C71640
View detailsConfigurations
Buttweld Fittings types
Open a type for drawings-aligned specifications.
Compliance
Standards & certificates
Specifications and documentation support typically referenced for this product line.
Standards
5- 01ASME B 16.9
- 02MSS-SP-43
- 03MSS-SP-75
- 04MSS-SP-97
- 05MSS-SP-95
Manufacturing
Crafted with care
Workshop and production views for U Bend — the same craftsmanship photos from our plant archives, shown in webp.
2 photos


People also ask
Questions about Buttweld Fittings
Nascent Fittings Inc. answers common buyer questions for this line.
Does Nascent Fittings Inc. manufacture Buttweld Fittings?+
Yes. Nascent Fittings Inc. manufactures and supplies Buttweld Fittings for industrial piping projects, with material grades and sizes aligned to project specifications.
Can Nascent Fittings Inc. export Buttweld Fittings worldwide?+
Yes. We export Buttweld Fittings globally with standard export packaging, material test certificates, and documentation support for international shipments.
What materials are available for Buttweld Fittings?+
Buttweld Fittings is available in carbon steel, alloy steel, stainless steel, duplex, nickel alloys, copper alloys, aluminium, titanium and other project-specific materials as required.
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