Product Overview – ASTM A334 Grade 1 Carbon Steel Pipes
ASTM A334 Grade 1 Carbon Steel Pipes are Low Temperature Carbon Steel (LTCS) seamless and welded pipes specifically designed for service in low-temperature environments where high toughness, reliable mechanical performance, and excellent impact resistance are essential. These pipes are widely used in industries handling chilled fluids, cryogenic media, and low-temperature process systems.
Manufactured to ASTM A334 specifications, Grade 1 carbon steel pipes provide dependable performance in pressure piping systems operating at reduced temperatures. Their combination of strength, weldability, and notch toughness makes them suitable for demanding applications across the oil & gas, petrochemical, LNG, power generation, chemical processing, and industrial sectors.
Whether you are searching for an ASTM A334 Grade 1 Carbon Steel Pipe supplier in UAE, LTCS Pipe exporter in Saudi Arabia, ASTM A334 Grade 1 Pipe stockist in India,or low temperature carbon steel pipes for industrial projects we supply certified products with complete material traceability, EN 10204 3.1 Mill Test Certificates, and third-party inspection support.
As a trusted ASTM A334 Grade 1 Carbon Steel Pipes supplier, exporter, and stockist we serve customers across the UAE, Saudi Arabia, Qatar, Oman, Kuwait, Bahrain, India, Europe, Africa, and Southeast Asia, helping EPC contractors, engineering consultants, fabricators, and procurement teams source certified weathering steel pipes for critical projects.
Material Specification - ASTM A334 Grade 1 Carbon Steel Pipes
Technical Specifications – ASTM A334 Grade 1 Carbon Steel Pipes
| Outside Diameter: | ½" NB to 24" NB |
| Wall Thickness: | SCH 10 to SCH XXS |
| Length: | Single Random, Double Random & Custom Length |
| Pipe Ends: | Plain End, Bevel End, Threaded |
| Pipe Type: | Seamless & Welded |
| Surface Finish: | Black, Bare, Anti-Rust Coated |
| Available Sizes: | ½", ¾", 1", 1¼", 1½" , 2" , 2½" , 3", 4", 5", 6", 8", 10", 12", 14", 16", 18", 20", 24" |
Custom lengths and project-specific sizes are available on request.
Third Party Inspection Available
All specifications are in accordance of ASTM A334 / ASME SA334. Mechanical and chemical values are as per standard limits. Mill Test Certificates (MTC) available upon request.
Chemical Composition – ASTM A334 Grade 1
(As per ASTM specification)
| Element | Max (%) |
|---|---|
| Carbon (C): | 0.30 |
| Phosphorus (P): | 0.025 |
| Manganese (Mn): | 0.40–1.06 |
| Sulfur (S): | 0.025 |
Note: ASTM A334 Grade 1 is formulated to provide a balance of strength, ductility, and low-temperature toughness, making it suitable for process piping systems exposed to cold operating conditions.
Mechanical Properties
| Property | Value (Min) |
|---|---|
| Yield Strength | 240 MPa |
| Tensile Strength | 415 MPa |
| Elongation | 30% |
Note :ASTM A334 Grade 1 Carbon Steel Pipes are engineered to maintain good mechanical performance and impact resistance at lower temperatures, making them a dependable choice for industrial piping systems.
Why Choose ASTM A334 Grade 1 Carbon Steel Pipes?
Applications of ASTM A334 Grade 1 Carbon Steel Pipes
Where ASTM A334 Grade 1 Carbon Steel Pipes are used:
- 🔸Low Temperature Process Piping
- 🔸Cryogenic Piping Systems
- 🔸LNG Facilities
- 🔸Oil & Gas Pipelines
- 🔸Refinery Process Lines
- 🔸Chemical Plants
- 🔸Petrochemical Units
- 🔸Pressure Piping Systems
- 🔸Industrial Utilities
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Key Advantages of ASTM A334 Grade 1 Carbon Steel Pipes
Best Alternatives to ASTM A334 Grade 1 Carbon Steel Pipes
1. ASTM A333 Grade 6 LTCS Pipes
- This process provides:
- 🔸 Better low-temperature impact properties
- 🔸 Widely specified worldwide
- 🔸 Excellent pressure performance
Best for:LNG terminals, cryogenic pipelines, oil & gas processing, and petrochemical industries.
- 🔸 Good toughness at sub-zero temperatures
- 🔸 Reliable industrial performance
- 🔸 Excellent weldability
Best for: Refrigeration plants, industrial piping, and cold service applications.
3. ASTM A106 Grade B Seamless Pipes
- 🔸 Excellent high-temperature strength
- 🔸 Pressure service applications
- 🔸 Widely available globally
Best for: Refineries, boilers, power plants, and industrial process piping operating at moderate and high temperatures.