LF2
01Most widely used LTCS grade with excellent low-temperature toughness.
- Best For
- Cryogenic and LNG service
Material · LTCS
Low Temperature Carbon Steel
Piping Solutions.
Low-temperature carbon steel LF2/WPL6 fittings & flanges for cryogenic and LNG service. ASTM A420/A350 grades with MTCs and worldwide export support.
EN 10204 3.1ISO 9001PEDIBRNACE MR0175
Overview
About Nascent Fittings & Piping Inc.
Nascent Fittings & Piping Inc. is a globally recognized manufacturer, supplier, and exporter of Low Temperature Carbon Steel pipe fittings, forged fittings, flanges, outlets, bends, and custom piping components. We serve LNG, cryogenic, industrial gas, petrochemical, offshore, and energy industries worldwide.
Available Forms
Pipe FittingsForged FittingsFlangesOutletsLong Radius BendsShort Radius BendsPipe NipplesStub EndsReducersCapsTeesElbows
Low Temperature Carbon Steel
Precision-engineered for critical service
Specifications
Material Properties
Material Family
Low Temperature Carbon Steel
Corrosion Resistance
Moderate
Oxidation Resistance
Moderate
Strength
High
Weldability
Excellent
Machinability
Excellent
Heat Resistance
Moderate
Cryogenic Service
Yes
Performance
Key Advantages
- Excellent toughness at sub-zero temperatures
- Outstanding impact resistance
- Excellent weldability
- Suitable for cryogenic service
- Reliable low-temperature performance
- Cost-effective alternative to stainless steel
- Good mechanical strength
- Widely accepted in LNG and gas industries
- Excellent pressure handling capability
- Industry-standard low-temperature material
Use Cases
Industries & Applications
LNG PlantsCryogenic StorageNatural Gas ProcessingPetrochemicalChemical ProcessingPower GenerationIndustrial Gas PlantsRefineriesPressure VesselsPipeline SystemsOffshore PlatformsEnergy InfrastructureLiquid Nitrogen SystemsLiquid Oxygen SystemsCold Climate Installations
Why Nascent Fittings Inc.
- Global exporter serving customers in more than 50 countries
- Specialized LTCS manufacturing capabilities
- ASTM and ASME compliant products
- Third-party inspection support
- EN 10204 3.1 certification support
Grades
Available Grades
Specs shown for reference — confirm exact grade and standard with our technical team for your duty conditions.
LF3
02Nickel-bearing LTCS grade designed for enhanced low-temperature performance.
- Best For
- Extreme low-temperature environments
ASTM A420 WPL6
03Low-temperature carbon steel buttweld fitting grade with proven toughness for cryogenic and refrigerated service.
- Best For
- Low-temperature buttweld fittings
Product Range
Low Temperature Carbon Steel Products
18 product lines available in Low Temperature Carbon Steel
1/2" to 36"NB , ANSI/ASME B 16.9 · 10/20/40/80/100/120/160/XXS
1/2" to 80"NB · 10/20/40/80/100/120/160/XXS
1/2" to 80"NB , ANSI/ASME B 16.9 · 10/20/40/80/100/120/160/XXS
1/8" NB TO 24" NB · Sch. 40/ 80/ 160/ XXS
1/2" to 4"NB, · 10/20/40/80/100/120/160/XXS
Common diameters and cut lengths
1/2" to 80" NB, ANSI/ASME B 16.9, MSS-SP-43, MSS-SP-75, MSS-SP-97, MSS-SP-95 etc. · Sch 10/20/40/XS/60/80/100/120/140/160/XXS etc.
1/2" NB to 4" NB, (Socket Weld & Threaded)
1/2" to 80" NB. · Sch 10/20/40/XS/60/80/100/120/140/160/XXS etc.
Pipe Flanges Manufacturer & Exporter
Long Radius Pipe Bends Manufacturer
1/2" to 80"NB · 10/20/40/80/100/120/160/XXS
1/2″ NB to 48″ NB (and project sizes) · Sch 5s, 10s, 20s, 40s, 80s, 160s, XXS / custom wall
1/2" to 80"NB · 10/20/40/80/100/120/160/XXS
Common imperial & metric tube OD ranges
OD and wall to ASTM / ASME / EN (instrument & heat-exchanger sizes)
1/2″ NB to 48″ NB (project dependent) · Sch 5s through XXS / custom
Compliance
Applicable Standards
Details are resolved from the shared standards catalog — scope, coverage and related properties for each specification.
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
Documentation
Certificates & Inspection
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.
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.
Selection Guide
Comparison Insights
Performs Better Than
- Carbon Steel for sub-zero applications
- Standard ASTM A105 in cryogenic service
- Many conventional steels at low temperatures
Considerations
- Lower corrosion resistance than stainless steel
- Requires protective coating in corrosive environments
FAQ
Frequently Asked Questions
Need Low Temperature Carbon Steel components?
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