Nascent Fittings Inc.
U TUBE
Heat exchanger & process tubes in SS, CS, copper alloy & nickel. Seamless/welded, ASTM grades with MTCs and global export packing.

- Size
- Instrument to heat-exchanger OD
- Standard
- ASTM
About
About Tubes
Precision tubes for heat exchangers, instrumentation and process lines. Nascent supplies seamless and welded tubes in stainless, alloy, copper alloys, duplex and nickel grades with controlled OD, wall and finish for critical service.
Tubes are offered to ASTM / ASME / EN dimensional and material requirements, with MTC support for boilers, condensers, coolers and sanitary or high-purity applications as specified.
Manufacturing note
Nascent Fittings INC. is one of the exporter, manufacturer and supplier of U Bend Pipes and Tubes in India. It offers U-bend Tubes in different industries for a variety of applications like in Superheaters, Boiler, Condensers, Heat Exchangers, Chilling Plants, Coolers / Inter-coolers, and so on. These are also used in different industries like in Fertilizer Plants, Oil Refineries, Steel Plants, Sugar Industry, etc. Meanwhile, ‘U’ bending is done by cold working way and is carried out to the essential radius as per customer drawings. Nascent products distribute a variety of different types of U bends and tubes made from a variety of different materials and grades. These U bend tubes can be used to fabricate a variety of heat exchangers, including seawater coolers, condensers, evaporators, heaters, and re-heaters. Typically, stainless steel U-bends and carbon steel U-bends can be manufactured from seamless and welded pipes. These Pipes and Tubes can further be customized in terms of thicknesses, sizes and specifications as per the specific requirements of our clients. We offer the same at market leading prices. Each U bend tube of our range is rigorously quality checked by our team of talented professionals on every stage of production to deliver the clients defect free best quality products. All sizes are supplied with clean surfaces and close dimensional tolerances to minimize the risk of leakage when tubes are connected to associated fittings.
Typical applications
- Industrial piping and process systems using Tubes
- Project supply of Tubes for oil & gas, power, chemical and general industry
Configurations
Tubes types
Open a type for drawings-aligned specifications.
Materials
U TUBE by material

Aluminium U TUBE

Stainless Steel U TUBE
Size · 8 mm to 212mm

Alloy Steel U TUBE
Grades · SA 179, SA / ASTM A 210 Gr. A 1, BS 3059 Gr. 360 / 440

Duplex Steel U TUBE
Size · 8 mm to 212mm

Titanium U TUBE

Carbon Steel U TUBE
Grades · SA 179, SA / ASTM A 210 Gr. A 1, BS 3059 Gr. 360 / 440

Monel U TUBE

Hastelloy U TUBE

Copper U TUBE

Low Temperature Carbon Steel U TUBE

Nickel Alloy U TUBE
Size · 8 mm to 212mm

Copper Alloy U TUBE

Cupro Nickel U TUBE
Compliance
Standards & certificates
Specifications and documentation typically referenced for this product line — details from our shared compliance catalog.
Standards
3ASTM
ASTMASTM International material and product specifications.
- Scope
- Umbrella reference for ASTM material grades used across the catalog.
- Applies To
- Carbon, alloy, stainless, duplex and nickel-alloy piping products
ASME
ASMEAmerican Society of Mechanical Engineers — boiler, pressure vessel and piping codes.
- Scope
- Umbrella reference for ASME dimensional and material standards used on this product line.
- Applies To
- Flanges, fittings, pipes and related pressure components
EN
CENEuropean Norms for materials, flanges and fittings.
- Scope
- Umbrella reference for EN material and flange standards.
- Applies To
- EU-specified piping materials and PN flanges
People also ask
Questions about Tubes
Nascent Fittings Inc. answers common buyer questions for this line.
Does Nascent Fittings Inc. manufacture Tubes?+
Yes. Nascent Fittings Inc. manufactures and supplies Tubes for industrial piping projects, with material grades and sizes aligned to project specifications.
Can Nascent Fittings Inc. export Tubes worldwide?+
Yes. We export Tubes globally with standard export packaging, material test certificates, and documentation support for international shipments.
What materials are available for Tubes?+
Tubes 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 U TUBE?
Share sizes, material grade and quantity — manufacturing options and delivery timelines follow.










