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Product Details:
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| Product: | Q345D Hot Rolled Seamless Steel Pipe | Thickness: | 13-50mm |
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| OD: | 12-711mm | Surface: | Black |
| Technology: | Hot Rolled | Alloy Or Not: | Alloy |
| Packing: | Standard Sea-worthy Packaging | Type: | Carbon Steel Alloy Steel |
| Standard: | ASTM,GB,JIS,DIN,API | Application: | Ship Pipe,Boiler Pipe |
| High Light: | S355J2H Hot Rolled Seamless Steel Pipe,Hot Rolled Seamless Steel Pipe 13mm,Q345D seamless carbon steel tube |
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OD Size Range: 14-711mm
Thickness Size Range: 13-50mm
Material: Q345D S355J2H ASTM A529MGr50
Main Features
Good comprehensive mechanical properties, good weldability, cold and hot working properties and corrosion resistance, and good low temperature toughness.
Applications
Ships, boilers, pressure vessels, oil storage tanks, bridges, power station equipment, hoisting and transporting machinery and other welded structural parts with higher loads.
Chemical Composition
| C | Si | Mn | P | S | Nb | V | Ti | Cr | Ni | Cu | N | Mo | AI |
| ≤0.18 | ≤0.50 | ≤1.70 | ≤0.030 | ≤0.025 | ≤0.07 | ≤0.15 | ≤0.20 | ≤0.30 | ≤0.50 | ≤0.30 | ≤0.012 | ≤0.10 | ≥0.015 |
Yield Strength
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Outer Diameter |
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| ≤16mm | ≥345 |
| 16—40mm | ≥335 |
| 40—63mm | ≥325 |
| 63—80mm | ≥315 |
| 80—100mm | ≥305 |
| 100—150mm | ≥285 |
| 150—200mm | ≥275 |
| 200—250 | ≥275 |
| 250—400 | ≥265 |
Tensile strength: 450-630.
Elongation: ≥21.
Impact test: -20℃: ≥27J
Delivery Status
The steel is delivered in hot rolled, controlled rolled, normalized, normalized + tempered, thermomechanical rolled (TMCP) condition.
Our Company
Contact Person: Legends Shen
Tel: 8615725552250
