Our factory's product, the straight welded pipe, is made by black annealed steel strip. it is famous on it's soft quality and good performance when using to be bent or shaped
Black Annealed Straight Welded Round Pipe
Black Annealed Straight Welded Window Section Pipe
Executive Standard: ASTM, DIN, JIS, GB
Grade: Q195-Q235
When we make our steel pipe in heat treatment process, we use the type of box annealing used to impart a black color to the steel pipe surface.
Black Annealed Straight Welded Round Pipe
Executive Standard: ASTM, DIN, JIS, GB
Grade: Q195-Q235
Black Annealed Straight Welded Square Pipe
Executive Standard: ASTM, DIN, JIS, GB
Grade: Q195-Q235
Black Annealed Straight Welded Rectangler Pipe
Executive Standard: ASTM, DIN, JIS, GB
Grade: Q195-Q235
Grade: Q195-Q235
Product | Outside Diameter | Thickness | ||
Inches | MM | Inches | MM | |
Black annealed pipes | 0.3150-3.9370 | 10-100 | 0.0118-0.0787 | 0.3-2.0 |
Black Annealed Straight Welded Square Pipe
Executive Standard: ASTM, DIN, JIS, GB
Grade: Q195-Q235
Product | Outside Diameter | Thickness | ||
Inches | MM | Inches | MM | |
Black annealed pipes | 0.3937²-2.3622² | 10²-60² | 0.0118-0.0787 | 0.3-2.0 |
Black Annealed Straight Welded Rectangler Pipe
Executive Standard: ASTM, DIN, JIS, GB
Grade: Q195-Q235
Product | Outside Diameter | Thickness | ||
Inches | MM | Inches | MM | |
Black annealed pipes | 0.2362*0.3937-1.9685*3.9370 | 6*10-50*100 | 0.0118-0.0787 | 0.3-2.0 |
Black Annealed Straight Welded Window Section Pipe
Executive Standard: ASTM, DIN, JIS, GB
Grade: Q195-Q235
Product | Outside Diameter | Thickness | ||
Inches | MM | Inches | MM | |
Black annealed pipes | T/Z/L 0.9843-1.4960 | T/Z/L 25-38 | 0.0236-0.0787 | 0.6-2.0 |
Straight Welding in producing pipe is straight type of ERW. ERW stands for Electric Resistance welded pipe. A plate rolled to become a pipe and welded using Electric Resistance Welding process.
When we make our steel pipe in heat treatment process, we use the type of box annealing used to impart a black color to the steel pipe surface.
Packing: in bundles with standard seaworthy export packing or as request.
Payment terms: T/T or if other
Terms of delivery: FOB, CFR, CIF or if other
Kindely Attention: in your inquiry, please include the outer diameter, thickness and length, also please indicate the material of the pipe and your specified requirement, because they are important to quote you our best price.