S135 5-inch grade S tool joints NC 50 API 5D/API 5DP drill pipe

Model Number: DB51003 Brand Name: Derbo Steel Key Specifications/Special Features: S135 5inch grade S tool joints NC 50 API 5D/API 5DP drill pipeTechnical ParametersOut diameter:Tubing: 1.66 inch to 4 1/2-inch or 42.16mm to 114.3mmCasing: 4 1/2 inch to 20 inch or 114.3mm to 508mmThickness:2.0mm-60mmLength:
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)
Steel material:API 5CT/ ISO11960
Grade:
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.3
Group.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.3
Group.3: P110/PSL.1, P110/PSL.2, P110/PSL.3
Group.4: Q125/PSL.1, Q125/PSL.2, Q125/PSL.3,
Usage: oil pipe, casing tube, line pipe and fluid (water, gas) transmission
Surface: bare, black painting, anti-corrosion coating (3LPE 3LPP FBE and more), galvanized
Package: plain/bevel end with end caps. Waterproof packing, bare packing, in bundle, nest packing, standard export packing
Inspection: SGS and BV
Certificate: API and ISO 9001:2000
Date of delivery: after received deposit 15-60 days according to the quantity
Payment: T/T, 100% L/C at sight, Western Union, D/A, D/P, O/A
Port of shipment:Xingang Tianjin, Shanghai port, Guangdong port, Ningbo port, Qingdao port

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.