Nascent Fittings Inc.·Low Temperature Carbon Steel
Low Temperature Carbon Steel RECTANGLE PIPE
Seamless & welded pipes in SS, CS, alloy, duplex & nickel. ASTM / ASME grades, cut lengths with MTCs and worldwide industrial shipping.

- Material
- Low Temperature Carbon Steel
- Size
- 1/2" NB to 48" NB
- Schedule
- Sch 5s, 10s, 20s, 40s, 80s, 160s, XXS / custom wall
- Standard
- ASTM
About
Low Temperature Carbon Steel Pipes
Product overview combined with Low Temperature Carbon 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
- LNG Plants
- Cryogenic Storage
- Natural Gas Processing
- Petrochemical
- Chemical Processing
- Power Generation
Configurations
Low Temperature Carbon Steel Pipes types
Open a type for drawings-aligned specifications.
Material scope
Low Temperature Carbon 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
- Copper Nickel: C70600(90:10), C71500(70:30)
- Grade
- Hastelloy: UNS N10276, N06455, N06022, N10665,
- Grade
- Monel: UNS N04400, N05500,
- 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
Low Temperature Carbon Steel grades
Available grades for Pipes
Drawn from the Low Temperature Carbon Steel catalog and this product’s material specification.
LF2
Most widely used LTCS grade with excellent low-temperature toughness.
Best for · Cryogenic and LNG service
LF3
Nickel-bearing LTCS grade designed for enhanced low-temperature performance.
Best for · Extreme low-temperature environments
ASTM A420 WPL6
Low-temperature carbon steel buttweld fitting grade with proven toughness for cryogenic and refrigerated service.
Best for · Low-temperature buttweld fittings
Also available in
Other materials for this product
View Pipes in another material grade family.
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Material
Aluminium
Pipes
View
Material
Stainless Steel
Pipes
View
Material
Alloy Steel
Pipes
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Material
Duplex Steel
Pipes
View
Material
Titanium
Pipes
View
Material
Carbon Steel
Pipes
View
Material
Monel
Pipes
View
Material
Hastelloy
Pipes
View
Material
Copper
Pipes
View
Material
Nickel Alloy
Pipes
View
Material
Copper Alloy
Pipes
View
Material
Cupro Nickel
Pipes
ViewCompliance
Standards & certificates
Specifications and documentation typically referenced for this product line — details from our shared compliance catalog.
Standards
5ASTM
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
ASTM A350
ASTMCarbon and low-alloy steel forgings requiring notch toughness testing for low-temperature service.
- Scope
- Forgings for low-temperature pressure service with Charpy impact requirements.
- Applies To
- Flanges, fittings and valves for LT service
- Typical Grades
- LF2 Class 1
ASME SA350
ASMEASME equivalent covering low-temperature carbon steel forgings.
- Scope
- Code adoption of ASTM A350 for LTCS forged piping components.
- Related
- ASTM A350
Certificates
5EN 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.
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.
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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