Nascent Fittings Inc.·Copper Alloy
Copper Alloy Buttweld Fittings
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.

- Material
- Copper Alloy
- Size
- 1/2" to 80" NB
- Schedule
- Sch 10/20/40/XS/60/80/100/120/140/160/XXS
- Grades
- UNS C70600 (Cu-Ni 90/10), UNS C71500 (Cu-Ni 70/30), UNS C71640
About
Copper Alloy Buttweld Fittings
Product overview combined with Copper Alloy material context for project selection.
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
Buttweld fittings comprises of all radius (long & short) elbow – 90 Deg, 45 Deg, 180 Deg, Tee – Cross Tee, Equal tee, Barred tee, Reducing Tee, concentric reducer, eccentric reducer, Barrel Nipple, Swage Nipple, Laterals, End cap, Dishend, U Bend & Short & Long Stub End. It also offers a comprehensive range of carbon steel , alloy steel, stainless steel, duplex, super duplex steel, Nickel, Monel, Inconel, Hastelloy, SMO 254, Aluminum Titanium Alloy and low temperature carbon steel as per the necessities of the clients.
Typical applications
- Marine
- Shipbuilding
- Offshore Platforms
- Heat Exchangers
- Condensers
- Power Generation
Technical data
Specifications
- Manufacturing Range: – : 1/2" to 80" NB, ANSI/ASME B 16.9, MSS-SP-43, MSS-SP-75, MSS-SP-97, MSS-SP-95 etc.
- Schedule / Thickness Range: – Sch 10/20/40/XS/60/80/100/120/140/160/XXS etc.
- Material Types: – Carbon Steel, Alloy Steel, Stainless Steel , Duplex Steel , Super Duplex Steel, Low Temperature Carbon Steel (LTCS) , Copper and Nickel Alloys (Copper Nickel, Nickel, Monel, Inconel, Hastelloy, SMO 254, Aluminium, Titanium) Fittings.
- Products: – 90° Elbow, 45° Elbow, 180° Elbow, Cross Tee, Equal Tee, Unequal Tee, Barred Tee, Reducing Tee, Concentric Reducer, Eccentric Reducer, Swage Nipples, Barrel Nipples ,Long Stubend, Short Stubend, U Bend, End Cap, Dishend, Laterals, etc.
Copper Alloy grades
Available grades for Buttweld Fittings
Drawn from the Copper Alloy catalog and this product’s material specification.
UNS C70600 (Cu-Ni 90/10)
UNS C70600
Copper Nickel 90/10 alloy with excellent seawater corrosion resistance, biofouling resistance, and long service life.
Best for · General marine and seawater service
UNS C71500 (Cu-Ni 70/30)
UNS C71500
Copper Nickel 70/30 alloy with higher nickel content providing enhanced corrosion resistance and superior strength in aggressive seawater environments.
Best for · High-velocity seawater and offshore service
UNS C71640
UNS C71640
Enhanced Copper Nickel alloy developed for demanding marine and offshore applications requiring superior corrosion resistance and mechanical strength.
Best for · Critical offshore and seawater applications
Also available in
Other materials for this product
View Buttweld Fittings in another material grade family.
Scroll →

Material
Duplex Steel
UNS S31803 · UNS S32205
View
Material
Low Temperature Carbon Steel
ASTM A420 WPL6
View
Material
Cupro Nickel
Cu-Ni 90/10 (C70600) · Cu-Ni 70/30 (C71500)
View
Material
Nickel Alloy
Nickel 200 · Nickel 201
View
Material
Monel
Monel 400 · Monel K500
View
Material
Hastelloy
Hastelloy C-276 · Hastelloy C-22
View
Material
Aluminium
3003-H18 · 3003-H112
View
Material
Titanium
Grade 1 · Grade 2
View
Material
Stainless Steel
SMO 254 · F304
View
Material
Alloy Steel
F5 · F9
View
Material
Carbon Steel
ASTM A234 WPB · P235TR2
View
Material
Copper
C11000 (ETP) · C12200 (DHP)
ViewConfigurations
Copper Alloy Buttweld Fittings types
Open a type for drawings-aligned specifications.

Copper Alloy Cross Tee

Copper Alloy Laterals

Copper Alloy End Cap

Copper Alloy U Bend

Copper Alloy Short Stubend

Copper Alloy Long Stubend

Copper Alloy Barred Nipples

Copper Alloy Swage Nipples

Copper Alloy Reducers

Copper Alloy Reducing Tee

Copper Alloy Barred Tee

Copper Alloy Equal Tee

Copper Alloy 180° Elbow

Copper Alloy 90° Elbow

Copper Alloy 45° Elbow
Compliance
Standards & certificates
Specifications and documentation support typically referenced for this product line.
Standards
9- 01ASME B 16.9
- 02MSS-SP-43
- 03MSS-SP-75
- 04MSS-SP-97
- 05MSS-SP-95
- 06ASTM / ASME SB61
- 07ASTM / ASME SB62
- 08ASTM B151
- 09ASTM B152
Certificates
4- EN 10204 3.1
- ISO 9001
- PED
- IBR
Manufacturing
Crafted with care
Workshop and production views for Copper Alloy Buttweld Fittings — 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.
Need pricing for Copper Alloy Buttweld Fittings?
Share sizes, material grade and quantity — manufacturing options and delivery timelines follow.






