Q345D seamless steel pipe

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Posted On

1-Nov-16

Product Details

C≤0.18;Si:0.20-0.60;Mn:1.00-1.60;P≤0.030;S≤0.030;Ni≤0.30;Cr≤0.30;Cu≤0.20 Al:≥0.015 V:0.02-0.15;Nb:0.015-0.06
Thickness:4-40mm;outer diameter:114-914mm
Technique:hot rolled
Surface treatment:galvanized
Mechanical properties: Tensile strength: 490-675 Yield strength: ≥ 345
Elongation: ≥ 22
Payment form: T/T, L/C
Application:mainly used in ships, boilers, pressure vessels, oil storage tanks, bridges, power station equipment, lifting and transport machinery and other high load of welded structure.

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