Black annealed tube

タイトルまたは説明

Hebei Shengbao Steel Pipe Co., Ltd. was established in 1996. It is located in the north of Dongjiabao Village, Dongduan Township, Bazhou City. It covers an area of 1,200 acres, with a total investment of 900 million CNY and total assets of 1.567 billion CNY. The company has more than 80 sets production lines of various type of high-frequency welded pipe, 15 sets production lines of cold rolling unit, 4 sets production lines of hot-dip galvanized unit, 5 advanced eco-friendly anealing furnaces, and 14 pickling production lines. The company is a large private enterprise which mainly produces welded pipes and galvanized strip steel.

Black annealed tube:

1. Positive ellipsoid: 20*40mm, thickness 0.7~1.8mm.
2. Flat ellipsoid: 15*30mm, thickness 0.7~1.46mm; 20*40mm, thickness 0.7~1.8mm; 30*50mm, thickness 0.7~1.46mm.
3. Ellipsoid: 19*39mm; 20*49mm; 30*60mm, thickness 0.7~1.8mm.
4. Sector: 28mm; 40mm; 50mm; thickness 0.7~1.8mm.
5. 35*25, thickness 0.7~1.2mm
6. D type: 32mm, thickness 0.7~1.2mm; 40mm, thickness 1mm; 50mm, thickness 0.7~1.8mm.
7. T type: 25mm, thickness 0.7~1.8mm.
8. Length: 6m
9. Standard: GB/T3091-2008