potroleum casing/alloy steel seamless tube

Specifications

The products are applicable for mechanical processing ,oil industry,transportation and construction.

Name of product:  hot rolled carbon seamless steel pipe

Material:  20#

OD:90-180MM

Wall thickness:4.5-30mm

Length: randomly or according to the requirement

Applied for mechanical processing,oil industry,transportation and construction

Mechanical properties:(20#).

Tensile strength:390 min

Yield strength:245min

Elongation(%):20min

Chemical component:

C:0.17-0.24

Si:0.17-0.37

Mn:0.35-0.65

P:0.35max

S:0.35max

Cu:0.25max

Ni:0.25max

Cr:0.25max

 

Tolence:  OD >=50mm    -/+1%     WT  <4mm  -/+12.5%    >=4-20  -12.5%/+15% 

                                                                                       >20      -12.5%/+12.5%