Nascent Fittings Inc.·Copper Alloy
Copper Alloy REDUCING UNION
Instrumentation & process tube fittings in SS and alloys. Compression elbows, tees & unions with MTCs and worldwide project supply.

- Material
- Copper Alloy
- Size
- Common tube OD ranges
- Standard
- ASME B31.3
- Corrosion
- Excellent
About
Copper Alloy Tube Fittings
Product overview combined with Copper Alloy material context for project selection.
Tube fittings for instrumentation, hydraulic and process tubing connections. Nascent supplies compression, bite-type and related tube fittings in stainless steel and compatible alloys for leak-tight joints under vibration and pressure cycling.
Available in elbows, tees, unions, connectors and adapters sized to common tube OD standards, with material certificates for oil & gas, chemical and utility systems.
Manufacturing note
Reducing Union is basically a kind of fitting component that is completely made for an effective fitting of two separated tubes. Nascent reducing Union Tube Fittings are designed to provide reliable leak-free connections for instrumentation, process and control, and analyser applications that specify a two ferrule tube fitting connection. Nascent fittings is one of the leading Manufacturers & Exporters of high-quality Reducing Union Tube Fittings that connect two tubes with different outside diameters. Manufactured to the highest quality standards these tube fittings are available in a broad range of sizes, corrosion resistant materials and configuration. It can be simply separated with no formation of deformation to respective pipes, Similar small diameter pipes and dissimilar pipes require a positive seal and it can assemble easily with the assistance of reducing union. Nascent fittings is one the leading firm that offers high-quality pipe unions at an affordable price to their esteemed customers. Nascent offers these in various standards, specifications, designations and custom dimensions one can choose as per their application requirements.
Typical applications
- Marine
- Shipbuilding
- Offshore Platforms
- Heat Exchangers
- Condensers
- Power Generation
Configurations
Copper Alloy Tube Fittings types
Open a type for drawings-aligned specifications.

Copper Alloy AIR HEADER MANIFOLDS

Copper Alloy BALL VALVE

Copper Alloy BRANCH TEE

Copper Alloy BULK HEAD UNION

Copper Alloy CHECK VALVE

Copper Alloy CONDENSATE POT

Copper Alloy FEMALE CONNECTOR

Copper Alloy FEMALE TEE

Copper Alloy HOSE CONNECTIONS

Copper Alloy MALE CONNECTOR

Copper Alloy MANIFOLDS VALVE

Copper Alloy NEEDLE VALVE

Copper Alloy OD CAP

Copper Alloy OD PLUG

Copper Alloy REDUCING UNION

Copper Alloy RUN TEE
Copper Alloy grades
Available grades for Tube 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 Tube Fittings in another material grade family.
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Aluminium
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Alloy Steel
Tube Fittings
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Duplex Steel
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Titanium
Tube Fittings
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Carbon Steel
Tube Fittings
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Monel
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Hastelloy
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Copper
Tube Fittings
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Low Temperature Carbon Steel
Tube Fittings
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Nickel Alloy
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Cupro Nickel
Tube Fittings
ViewCompliance
Standards & certificates
Specifications and documentation typically referenced for this product line — details from our shared compliance catalog.
Standards
5ASME B31.3
ASMEProcess piping design code.
- Scope
- Design, materials, fabrication, assembly, erection, examination, inspection and testing of process piping.
- Applies To
- Petroleum, chemical, pharmaceutical, textile, paper, semiconductor and related process plants
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.
People also ask
Questions about Tube Fittings
Nascent Fittings Inc. answers common buyer questions for this line.
Does Nascent Fittings Inc. manufacture Tube Fittings?+
Yes. Nascent Fittings Inc. manufactures and supplies Tube Fittings for industrial piping projects, with material grades and sizes aligned to project specifications.
Can Nascent Fittings Inc. export Tube Fittings worldwide?+
Yes. We export Tube Fittings globally with standard export packaging, material test certificates, and documentation support for international shipments.
What materials are available for Tube Fittings?+
Tube 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 REDUCING UNION?
Share sizes, material grade and quantity — manufacturing options and delivery timelines follow.







