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ASTM A350 LF6 Class 1 Alloy Steel LF6 Round Bars
250.0 INR/Kilograms
Product Details:
- Technique Hot Rolled / Forged
- Finish Bright, Black, Polished, Peeled
- Material Alloy Steel
- Tolerance H9, H11, H13, H8 or as per requirement
- Specific Use Low Temperature Services
- Processing Heat Treated, Tempered & Annealed
- Application Industrial, Engineering, Construction, Oil & Gas, Power Generation
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ASTM A350 LF6 Class 1 Alloy Steel LF6 Round Bars Price And Quantity
- 1000 Kilograms
- 250.0 INR/Kilograms
ASTM A350 LF6 Class 1 Alloy Steel LF6 Round Bars Product Specifications
- ASTM A350
- LF6 Class 1
- 6mm to 350mm
- Low Temperature Services
- H9, H11, H13, H8 or as per requirement
- Alloy Steel
- Bright, Black, Polished, Peeled
- Hot Rolled / Forged
- Round Bars
- Industrial, Engineering, Construction, Oil & Gas, Power Generation
- Heat Treated, Tempered & Annealed
- Single Random, Double Random, Custom Cut
- According to ASTM A350 specification
- Standard Export Marking
- Stamped on each bar
- Moderate
- Charpy V-Notch at -46C
- Excellent
- 415-585 MPa
- Minimum 270 MPa
- Normalized & Tempered
- Smooth, Free from scale and cracks
- 20% Min
- Straight Length, Cut Length, Custom Length
Product Description
| Feature | Specification Details |
| Material Grade | ASTM A350 Grade LF6 Class 1 |
| Standard | ASTM A350 / ASME SA350 |
| Diameter Range | 10mm to 500mm |
| Testing | Charpy V-Notch Impact Test (Mandatory) |
| Impact Temp | Tested at -51C (-60F) |
| Surface Finish | Black, Bright, Polished, or Peeled |
| Technique | Forged / Hot Rolled |
Professional Product Description
Copy and paste this into your "Product Description" box:
ASTM A350 LF6 Class 1 Alloy Steel Round Bars are high-integrity forging-grade bars designed for low-temperature pressure system components. This grade features a fine-grained microstructure that ensures exceptional notch toughness and reliability in cold climates and cryogenic applications. Class 1 provides a higher degree of ductility and impact resistance compared to standard carbon steels.
Key Performance Features:
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Low-Temperature Reliability: Guaranteed impact strength at temperatures as low as -51C.
-
High Weldability: Easily weldable using standard industrial methods, ideal for forged fittings and flanges.
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Corrosion Resistance: Offers stable performance in atmospheric and mild industrial environments.
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Structural Integrity: Fine-grain practice ensures uniform mechanical properties throughout the bar.
Common Applications:
-
Low-temperature pipeline flanges and valves.
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LNG (Liquefied Natural Gas) processing equipment.
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Offshore and marine engineering structures.
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Pressure vessels and heat exchangers for cold-weather service.
Mechanical Properties (Quick Reference)
Including these specific values can help attract technical buyers:
-
Tensile Strength: $455 - 630text{ MPa}$ ($66 - 91text{ ksi}$)
-
Yield Strength (min): $360text{ MPa}$ ($52text{ ksi}$)
-
Elongation (min): $22 - 30%$ (depending on specimen type)
-
Hardness (max): $197text{ HBW}$
Optimized for Low Temperature Performance
ASTM A350 LF6 Class 1 round bars are specifically designed to withstand low temperature environments. Featuring a high impact toughness at -46C, they ensure reliability and safety in demanding industries like oil & gas and power generation. The heat-treated and tempered finish further enhances their durability and mechanical stability under stress.
Tailored Dimensions and Surface Finishes
Customers can select from a wide range of diameters (6mm to 350mm) and choose between straight, cut, or custom lengths to suit project requirements. Surface finishes such as bright, black, polished, and peeled offer flexibility for visual and functional preferences. Each bar carries heat number and export markings for traceability.
FAQ's of ASTM A350 LF6 Class 1 Alloy Steel LF6 Round Bars:
Q: What is the primary benefit of using ASTM A350 LF6 Class 1 Alloy Steel Round Bars in low temperature applications?
A: These round bars offer exceptional impact toughness at -46C, making them highly reliable for low temperature services in sectors such as oil & gas, power generation, and engineering.Q: How are the surface and hardness conditions of the LF6 round bars ensured?
A: Alloy Steel LF6 Class 1 round bars are processed to have smooth surfaces free from scale and cracks, and hardened according to ASTM A350 standards, ensuring durability and optimal mechanical properties.Q: What are the available diameters and lengths for these round bars?
A: Diameters range from 6mm to 350mm, and lengths are available as single random, double random, or customized cut lengths to fulfill various project demands.Q: Where are these round bars typically applied?
A: They are widely used in industrial, engineering, construction, oil & gas, and power generation sectors that require dependable materials for low temperature and high stress environments.Q: How is product traceability managed for each round bar?
A: Each bar is stamped with a heat number and features standard export marking to ensure full traceability, enabling precise quality control and record-keeping.Q: What processing techniques are undertaken to achieve the specified mechanical properties?
A: ASTM A350 LF6 bars are hot rolled or forged, then heat treated-typically normalized and tempered or annealed-to attain required hardness, strength, and elongation properties.Tell us about your requirement
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