Nascent Fittings Inc.·Stainless Steel

Stainless Steel RECTANGLE PIPE

Seamless & welded pipes in SS, CS, alloy, duplex & nickel. ASTM / ASME grades, cut lengths with MTCs and worldwide industrial shipping.

Stainless Steel RECTANGLE PIPE
Material
Stainless Steel
Size
1/2" NB to 48" NB
Schedule
Sch 5s, 10s, 20s, 40s, 80s, 160s, XXS / custom wall
Standard
ASTM

About

Stainless Steel Pipes

Product overview combined with Stainless Steel material context for project selection.

Industrial pipes for process, utility and structural piping systems. Nascent supplies seamless and welded pipe in stainless, carbon, alloy, duplex, nickel and copper alloys—cut-to-length or project lot quantities with mill test certificates.

Pipes are selected by size, schedule/wall, material grade and ends to match ASME / ASTM specifications and client drawings. Stock and indent supply support oil & gas, power, chemical, marine and general industry.

Manufacturing note

Rectangle pipe are widely used for all kinds of structural applications and fabrication projects where greater strength and superior corrosion resistance is required. Rectangle Steel Tube is a welded structural grade tubing depending on its size and wall thickness. Either grade is ideal for all structural applications, general fabrication, manufacturing and repairs. Steel Rectangle Tube is widely used in industrial maintenance, agricultural implements, transportation equipment, truck beds, trailers, frames, etc. Its box-shape configuration allows for much greater strength and rigidity compared to angles or channels. This steel shape is easy to weld, cut, form and machine with the proper equipment and knowledge. Nascent fittings is one of the Manufacturer & Exporter of Rectangular Pipes, which are commonly used in applications that are subjected to highly corrosive environments. Rectangular Pipes are defiant to a wide variety of corrosive media, and they also have magnificent thermal, and magneto-strictive characteristics.

Typical applications

  • Oil & Gas
  • Petrochemical
  • Chemical Processing
  • Power Generation
  • Pharmaceutical
  • Food Processing

Configurations

Stainless Steel Pipes types

Open a type for drawings-aligned specifications.

Material scope

Stainless Steel specification

Dimensional and grade range typically supplied for RECTANGLE PIPE in this material.

Grade
Lining pipe: API 5L X 42, 46, 52, 56, 60, 70
Grade
MS Black & Galvanized pipe: IS 1239, IS 3589
Grade
Pipe: ASTM A 333 Gr. 6
Grade
Stainless Steel: ASTM A 312, A358-TP 310, 321, 317L, 347, 904L, 309, 304/304H/304L,316 /316H/316L,/316Ti,
Grade
Copper Nickel: C70600(90:10), C71500(70:30)
Grade
Hastelloy: UNS N10276, N06455, N06022, N10665,
Grade
Monel: UNS N04400, N05500,
Grade
SMO 254 Grade UNS S31254
Grade
Aluminium: ASTM B247, B361 – 2024, 6061, 6063, 6101, 7075.
Grade
Titanium: ASTM B381 – Grade 1, Grade 2, Grade 4, Grade 5, Grade 6, Grade 7, Grade 9, Grade 19, Grade 23

Stainless Steel grades

Available grades for Pipes

Drawn from the Stainless Steel catalog and this product’s material specification.

F304

UNS S30400

General purpose austenitic stainless steel with excellent corrosion resistance and fabrication characteristics.

Best for · General corrosion resistance

F304L

UNS S30403

Low carbon version of 304 with improved weldability and reduced carbide precipitation.

Best for · Welded applications

F304H

UNS S30409

High carbon 304 grade developed for elevated temperature service.

Best for · High temperature applications

F309S

UNS S30908

Heat-resistant stainless steel with excellent oxidation resistance.

Best for · Oxidizing environments

F309H

UNS S30909

High carbon version of 309 for elevated temperature strength.

Best for · High temperature pressure service

F310S

UNS S31008

High chromium and nickel stainless steel with superior heat resistance.

Best for · Extreme temperatures

F310H

UNS S31009

High carbon 310 grade for elevated temperature applications.

Best for · Creep resistance

F316

UNS S31600

Molybdenum-bearing stainless steel with superior corrosion resistance.

Best for · Marine and chloride environments

F316Ti

UNS S31635

Titanium stabilized 316 stainless steel with enhanced heat resistance.

Best for · High temperature corrosion resistance

F316H

UNS S31609

High carbon version of 316 for elevated temperature service.

Best for · High temperature pressure service

F316L

UNS S31603

Low carbon version of 316 with excellent weldability.

Best for · Corrosive welded systems

F316LN

UNS S31653

Nitrogen enhanced low carbon stainless steel with higher strength.

Best for · High strength cryogenic service

Compliance

Standards & certificates

Specifications and documentation typically referenced for this product line — details from our shared compliance catalog.

Standards

5
  • ASTM

    ASTM

    ASTM 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

    ASME

    American 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

    CEN

    European Norms for materials, flanges and fittings.

    Scope
    Umbrella reference for EN material and flange standards.
    Applies To
    EU-specified piping materials and PN flanges
  • ASTM A182

    ASTM

    Forged or rolled alloy and stainless steel pipe flanges, fittings, valves and parts.

    Scope
    Forged and rolled stainless, alloy and duplex steel components for high-temperature service.
    Applies To
    Flanges, fittings, valves and pressure parts
    Typical Grades
    F304/L, F316/L, F11, F22, F91, F51/F60 and related
  • ASME SA182

    ASME

    ASME equivalent of ASTM A182 for forged stainless and alloy components.

    Scope
    Boiler and pressure vessel code adoption of ASTM A182 material requirements.
    Related
    ASTM A182

Certificates

5
  • EN 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.
  • NACE MR0175

    Materials for use in H₂S-containing environments in oil and gas production.

    Type
    Service / sour-service requirement
    Scope
    Limits hardness, microstructure and material selection for sulfide stress cracking resistance.
    Applies To
    Carbon, alloy and CRA piping products ordered for sour service
    Benefit
    Supports upstream oil & gas projects specifying sour-service compliance.
  • 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 Pipes

Nascent Fittings Inc. answers common buyer questions for this line.

Does Nascent Fittings Inc. manufacture Pipes?+

Yes. Nascent Fittings Inc. manufactures and supplies Pipes for industrial piping projects, with material grades and sizes aligned to project specifications.

Can Nascent Fittings Inc. export Pipes worldwide?+

Yes. We export Pipes globally with standard export packaging, material test certificates, and documentation support for international shipments.

What materials are available for Pipes?+

Pipes 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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