Chengdu Derbo Steel Co., Ltd.

Model Number: DB71013 Brand Name: Derbo Steel Key Specifications/Special Features: Standard: socket welded elbow as per ASTM A105 carbon steel applied for high temperatureDimensions: ASME B16.9Materials:Carbon steel: A234 WPB, A420 WPL3/WPL6, A860 WPHY42-70Alloy steel: A234 WP11/WP22/91Stainless steel: 304, 304L, 316, 321, 316L and 347H
Elbow type: LR, SR
Elbow degree: 22.5°, 45°, 90° and 180°
Outside diameter: 1/2”–24” (SMLS/SEAMLESS), 26”–100” (weld)
Wall thickness:
Butt welded: SCH10-SCH160, STD, XS and XXS
Processing technique: BW type
SMLS=seamless (size 1/2”–24”)
Welded=seam welded with 100% X–ray test

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
5. Fast delivery time, excellent service

Quality control:
Quality control is the basic but most important point for qualification of the steel pipes/tubes and 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, and Intertek