A334 GR.11 High Temperature Steel Pipe
GNEE manufactures and supplies A334 GR.11 Seamless Steel Pipe, you can search for any size and grade of steel seamless pipe to compare prices
The chemical composition of A334 GR.11 alloy pipe usually includes a minimum low carbon content of 0.15%, manganese and phosphorus, sulfur, silicon, chromium and other elements in the range of 0.30-0.60%. This gives A334 GR.11 high temperature steel pipe excellent corrosion resistance, high temperature strength, high impact resistance and crack resistance.
Because of the lower carbon content, A334 GR.11 carbon steel pipes can be easily welded and formed into various shapes, which makes A334 GR.11 seamless steel pipes used in the construction of boilers, heat exchangers, pipes and other high-temperature processing equipment and in power generation, Used in petrochemical and oil and gas industries.
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A334 GR.11 high temperature pipe chemical composition chemical composition
| Element | Composition,% |
| Grade 11 | |
| Carbon,max | 0.10 |
| Manganese | 0.60max |
| Phosphorus,max | 0.025 |
| Sulfur,max | 0.025 |
| Silicon | 0.35max |
| Nickel | 35.0-37.0 |
| Chromium | 0.50max |
| Coabalt | 0.50max |
| Molybdenum | 0.50max |
A334 GR.11 heat exchanger tube Tensile Requirements.
| Grade 11 | ||
| ksi | MPa | |
| Tensile Strength, min... | 65 | 450 |
| Yield Strength, min....... | 35 | 240 |
| Elongation in 2 in. or 50mm (or 4D) min.%; |
||
| Basic minimum elongation for walls 5/16 in.[8mm] and over in thickness, strip tests, and for all small sizes tested in full section |
18A | |
| When standard round 2-in. or 50mm gage length equal to 4D (t times the diameter) is used |
... | |
| For strip | ... | |
A334 GR.11 high temperature pipe
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