| After-sales Service: | Supplied |
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| Warranty: | 30 Years |
| Type: | Seamless |
| Technique: | Cold Drawn |
| Material: | Stainless Steel |
| Surface Treatment: | Polished |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier | STANDARD: | ASTM A213 / ASME SA213 | GRADE: | TP316L |
|---|---|---|---|
| OD: | 1/4"(6.35), 3/8"(9.52), 1/2" (12.7), 5/8"(15.88), 3/4" (19.05), 1"(25.4) , 1-1/4"(31.75), 1-1/2"(38.1), 2" (50.8), 2-1/2"(63.5) , 3" (76.2) | Length: | Customized |
| Wall Thickness: | 8 BWG, 10 BWG(3.4MM), 12BWG(2.77MM), 14BWG(2.11MM) , 16BWG(1.65MM), 18BWG(1.24MM), 20BWG(0.89MM) , 22BWG(0.71MM) | Usage: | Heat Exchanger/Boiler/Petroleum |
| High Light: |
TP316L Stainless Steel U Tube,1/4" Boiler U Bend Tube. |
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Chemical composition
The chemical composition of TP316L stainless steel seamless steel pipe is mainly composed of elements such as iron, chromium, and nickel. Among them, iron is the main constituent element of steel pipes, while chromium and nickel elements help improve the corrosion resistance and mechanical properties of steel pipes. Meanwhile, TP316L stainless steel seamless steel pipe also contains a certain amount of titanium and molybdenum elements, which further enhance the corrosion resistance and high-temperature mechanical properties of the pipe.
Performance characteristics
1. High corrosion resistance:
TP316L stainless steel seamless steel pipe has excellent corrosion resistance and can be used for a long time in various corrosive environments. This is mainly due to its excellent alloy element ratio and advanced heat treatment process, which forms a stable oxide film on the surface of the steel pipe, effectively resisting various chemical corrosion.
2. High temperature mechanical properties:
TP316L stainless steel seamless steel pipe has good high-temperature mechanical properties, which can maintain good strength and plasticity at higher temperatures. This enables TP316L stainless steel seamless steel pipes to maintain a longer service life in high-temperature environments.
3. Good welding performance:
TP316L stainless steel seamless steel pipe has good welding performance and is easy to weld and process. This makes it easy to connect and assemble steel pipes during the manufacturing process, improving production efficiency.
4. Good processing performance:
TP316L stainless steel seamless steel pipe has good processing performance and can be used for cutting, bending, drilling and other processing operations. This enables steel pipes to meet various processing requirements during the manufacturing process, improving product quality and accuracy.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 316 | Min | - | - | - | 0 | - | 16.0 | 2.00 | 10.0 | - |
| Max | 0.08 | 2.0 | 0.75 | 0.045 | 0.03 | 18.0 | 3.00 | 14.0 | 0.10 | |
| 316L | Min | - | - | - | - | - | 16.0 | 2.00 | 10.0 | - |
| Max | 0.03 | 2.0 | 0.75 | 0.045 | 0.03 | 18.0 | 3.00 | 14.0 | 0.10 | |
| 316H | Min | 0.04 | 0.04 | 0 | - | - | 16.0 | 2.00 | 10.0 | - |
| max | 0.10 | 0.10 | 0.75 | 0.045 | 0.03 | 18.0 | 3.00 | 14.0 | - |
| Grade | Tensile Str (MPa) min |
Yield Str 0.2% Proof (MPa) min |
Elong (% in 50mm) min |
Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 316 | 515 | 205 | 40 | 95 | 217 |
| 316L | 485 | 170 | 40 | 95 | 217 |
| 316H | 515 | 205 | 40 | 95 | 217 |
Dimensional Tolerance of ASTM A213 TP316L
| Specification | Size OD Range Inches | Tolerances | |||
| O.D. | Wall | ||||
| Plus | Minus | Plus | Minus | ||
| ASTM A213 | Under 1.000 | .004'' | .004'' | 20% | 0% |
| ASME SA213 | 1.000 to 1.500 | .006'' | .005'' | 20% | 0% |
| Cold Finished Seamless | 1.501 to 1.999 | .008'' | .008'' | 22% | 0% |
| Heat Exchanger | 2.000 to 2.499 | .010'' | .010'' | 22% | 0% |
| 3.000 to 4.000 | .015'' | .015'' | 22% | 0% | |
| 4.001 to 5.000 | .015'' | .025'' | 22% | 0% | |
Suppliers with verified business licenses
Audited Supplier 
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