Chengdu Derbo Steel Co., Ltd.

Model Number: DB61099 Brand Name: Derbo Steel Key Specifications/Special Features: 2 3/8-inch API 5CT PSL1 K55 R2 9.3lbs oil tubingStandard: API 5CT/ ISO11960Grade:Group 1: H40/PSL.1, J55/PSL.1, J55/PSL.2, J55/PSL.3, K55/PSL.1, K55/PSL.2, K55/PSL.3, N80(1)/PSL.1, N80(1)/PSL.2, N80(Q)/PSL.1, N80(Q)/PSL.2, N80(Q)/PSL.3Group 2: M65/PSL.1, M65/PSL.3, L80/PSL.2, L80(1)/PSL.1, L80(1)/PSL.3, L80(9Cr)/PSL.1, L80(13Cr)/PSL.1, C90/PSL.1, C90/PSL.2, C90/PSL.3, T95/PSL.1, T95/PSL.2T95/PSL.3Group 3: P110/PSL.1, P110/PSL.2, P110/PSL.3Group 4: Q125/PSL.1, Q125/PSL.2, Q125/PSL.3Minimum order: 30 tonsOD tubing: 1.66-inch to 4 -inch or 42.16mm to 114.3mmCasing: 4 1/2 inches to 20 inches or 114.3mm to 508mm
Wall thickness: according to API 5CT standard
Length tubing: R1 (6.10m to 7.32m), R2 (8.53m to 9.75m), R3 (11.58m to 12.80m)
Casing: R1 (4.88m to 7.62m), R2 (7.62m to 10.36m), R3 (10.36m to 14.63m)
Type: seamless
End-finish tubing: P, I, N, U
Casing: P, S, B, L

Our advantages

1. Professional sales team with more than 10 years' experience in steel industrial
2. Technical engineer from oil company and third party inspection company
3. One-stop service for steel industry, especially for pipeline project application
4. Rich cooperation experience with Shell, Lukoil, Samsung and more
5. Competitive price, fast delivery time, excellent service

Quality control
Quality control is the basic but most important point for qualification of the steel pipes/tubes & fittings.
We carry out in-production supervision and after-production inspection for our products.
We ensure that the products are produced, tested, and inspected strictly according to standard specification under supervision of our QA engineer during production.
After production inspection is carried out by worldwide famous third party Inspection Company like BV, SGS, Intertek and more.