Model Number: DB61043 Brand Name: Derbo Steel Key Specifications/Special Features: 4-inch ASTM312 schedule40 304L/SUS304L seamless stainless steel pipeOuter diameter: 10-1420mmThickness: 1.5-25mmLength: 5-12m, fixed length as per client’s requirements.Steel standard: A312, A358
Steel materials: TP304, TP304L, TP316, TP316
Surface: manual polished.Anti-corrosion coating (3LPE, 3LPP, FBE and more)
Package: plain/bevel end with end caps. Waterproof packing, bare packing, in bundle, nest packing, standard export packing
Inspection: SGS, BV
Certificate: 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.