Casing Pipe Steel Price, please free to contact us.
Casing Pipe Steel
The series of products are applied to ERW welding straight slit pipe, oil casing, or oil well pipe. Recently the main grades are J55, and N80Q; the product is delivered in accordance with API 5CT or customer technical agreement.
Product Dimension
Application | Thickness, mm | Width, mm | Length, mm |
Oil casing or oil well pipe | 2.0-14mm | 900-2050 | C |
Mechanical property and process property
Steel grades | Tensile test | 180° Bending test d=2a | Impact energy -10℃曰J | Hardness HV10 | ||
Rt0.5 (MPa) | Rm (MPa) | A50, % | ||||
J55 | 400～520 | ≥520 | ≥25 | Qualified | ≥30 | ≤210 |
N80Q* | 450～600 | ≥560 | ≥22 | Qualified | ≥30 | ≤240 |
Remark: N80Q shall be delivered as per chemistry, the property is only taken for reference and it can also be tunned according to the customer requirement. The quenching and tempering processes shall be implemented after pipe manufacturing of users to meet the standard property requirement.
