ASME SA334 Gr 6 Seamless Nickel Alloy Steel Tube for Low Temperature Service
ASME SA334 Gr.6 Seamless Nickel Alloy Steel Tube for Low Temperature Service
Yuhong specializes in manufacturing ASME SA334 Gr.6 seamless nickel alloy steel tubes, utilizing advanced metallurgical and forming processes to ensure superior material integrity and performance in low-temperature environments. The production involves precise heat treatment to optimize mechanical properties, followed by stringent non-destructive testing to guarantee defect-free quality.
Yuhong Company adheres to international standards, offering certified products with optional supplementary testing to meet specific project requirements. Customization is available for specialized dimensions and additional quality verifications, ensuring compatibility with global engineering specifications for low-temperature service.
Chemical Composition Requirements for Grade 6
| Element | Requirement (%) |
| Carbon, max | 0.3 |
| Manganese | 0.29 - 1.06 |
| Phosphorus, max | 0.025 |
| Sulfur, max | 0.025 |
| Silicon, min | 0.1 |
Mechanical Requirements for Grade 6 (SA-334/SA-334M)
| Property | ksi | MPa |
| Tensile Strength, min | 60 | 415 |
| Yield Strength, min | 35 | 240 |
| Elongation Requirements: | ||
| Basic minimum elongation (walls ≥5/16" [8mm]) | 30% | 30% |
| Standard round specimen (4D gage length) | 22% | 22% |
| Strip test deduction (per 1/32" [0.8mm] below 5/16") | 1.50% | 1.50% |
Maximum Hardness Number
| Grade | Rockwell | Brinell |
| 1 | B 85 | 163 |
| 3 | B 90 | 190 |
| 6 | B 90 | 190 |
| 7 | B 90 | 190 |
| 8 | ... | ... |
| 11 | B 90 | 190 |
Advantages of ASME SA334 Gr.6 Seamless Nickel Alloy Steel Tube for Low Temperature Service
- Superior Low-Temperature Toughness
- High Strength and Reliability
- Excellent Fabrication and Weldability
- Broad Application Compatibility
- Rigorous Quality Assurance
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