Nascent Fittings Inc.·Copper Alloy
Copper Alloy Cross Tee
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
The cross has four branch ends, the equal cross is a type of cross that is similar to the equal tee in appearance. The equal cross will have four ends that are all the same size in diameter, for an unequal/reducing cross has a different diameter. Cross tees are the supports that connect the main tees in a grid pattern to receive the ceiling panels. Cross Tee has definite outstanding qualities like dimensional accuracy, increased durability and fine finish which makes it more demanding to the customers. Fields will be able to transition in four directions thanks to the cross provided by Nascent fittings. Customers can order premium-quality crosses in a variety of customized and non- customized configurations to meet their specific needs.
Typical applications
- Marine
- Shipbuilding
- Offshore Platforms
- Heat Exchangers
- Condensers
- Power Generation
Configurations
Copper Alloy Buttweld Fittings types
Open a type for drawings-aligned specifications.

Copper Alloy 180° Elbow

Copper Alloy 45° Elbow

Copper Alloy 90° Elbow

Copper Alloy Barred Nipples

Copper Alloy Barred Tee

Copper Alloy Cross Tee

Copper Alloy End Cap

Copper Alloy Equal Tee

Copper Alloy Laterals

Copper Alloy Long Stubend

Copper Alloy Reducer

Copper Alloy Reducing Tee

Copper Alloy Short Stubend

Copper Alloy Swage Nipples

Copper Alloy U Bend
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.
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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)
ViewCompliance
Standards & certificates
Specifications and documentation typically referenced for this product line — details from our shared compliance catalog.
Standards
9ASME B16.9
ASMEFactory-made wrought buttwelding fittings.
- Scope
- Dimensions, tolerances, ratings, and markings for wrought buttweld fittings.
- Applies To
- Elbows, tees, reducers, caps, crosses, stub ends and related forms
- Size Coverage
- Typically NPS ½ through 48
- Related
- MSS SP-43, ASME B16.28
MSS SP-43
MSSWrought and fabricated butt-welding fittings for low pressure, corrosion resistant applications.
- Scope
- Dimensions for stainless and alloy butt-weld fittings intended for low-pressure service.
- Applies To
- Buttweld fittings in corrosion-resistant alloys
- Related
- ASME B16.9
MSS SP-75
MSSHigh-strength, wrought, butt-welding fittings.
- Scope
- Requirements for high-yield-strength wrought butt-welding fittings for pipelines and related services.
- Applies To
- Elbows, tees, reducers and caps in high-strength carbon/alloy steels
MSS SP-97
MSSIntegrally reinforced forged branch outlet fittings.
- Scope
- Design and dimensions for forged branch outlets (olets) that reinforce the branch connection.
- Applies To
- Weldolets, sockolets, threadolets, latrolets, elbolet and related outlets
MSS SP-95
MSSSwage(d) nipples and bull plugs.
- Scope
- Dimensions and marking for swage nipples and bull plugs.
- Applies To
- Concentric and eccentric swage nipples, bull plugs
ASTM / ASME SB61
ASTM / ASMESteam or valve bronze castings.
- Scope
- Composition and property requirements for bronze castings used under pressure.
- Applies To
- Valves, fittings and flanges in marine and industrial service
ASTM / ASME SB62
ASTM / ASMEComposition bronze or ounce metal castings.
- Scope
- Cast bronze for pressure-containing valves and fittings.
- Applies To
- Valves, fittings and flanges
ASTM B151
ASTMCopper-nickel-zinc alloy (nickel silver) and copper-nickel rod and bar.
- Scope
- Rod and bar products in copper-nickel alloys.
- Applies To
- Machined fittings, fasteners and bar stock components
ASTM B152
ASTMCopper sheet, strip, plate, and rolled bar.
- Scope
- Copper flat products for fabrication and cladding.
- Applies To
- Sheet/plate feed stock for fabricated copper components
Certificates
4EN 10204 3.1
Mill test certificate with inspection by the manufacturer’s authorized inspection representative, independent of manufacturing.
- Type
- Inspection document (MTC)
- Scope
- States chemical analysis, mechanical test results and heat / lot identification for the supplied material.
- Documentation
- EN 10204 Type 3.1
- Benefit
- Provides traceable material evidence required on most industrial RFQs.
ISO 9001
Quality Management System certification.
- Type
- Quality Management System
- Scope
- Demonstrates a documented QMS covering process control, traceability and continual improvement across manufacturing and supply.
- Benefit
- Assures buyers of consistent product quality and controlled production practices.
- Issued As
- Third-party accredited certificate
PED
Pressure Equipment Directive compliance for equipment placed on the EU market.
- Type
- Regulatory conformity
- Scope
- Design and conformity assessment requirements for pressure equipment and assemblies in the European Union.
- Benefit
- Enables supply of pressure-rated components into EU projects when PED conformity is required.
- Related
- CE marking / Notified Body routes as applicable
IBR
Indian Boiler Regulations approval for boiler-quality piping materials and components.
- Type
- Regulatory approval
- Scope
- Materials and components intended for use under Indian boiler installations.
- Benefit
- Required for many power and process projects under IBR jurisdiction in India.
Manufacturing
Crafted with care
Workshop and production views for Copper Alloy Cross Tee — the same craftsmanship photos from our plant archives, shown in webp.
3 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 Cross Tee?
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