The pipe bend is made by using a whole set of bending mould. It is largely used in various types of equipment and pipeline to convey oil, gas, liquid, and other media. For the airplane and its engine, the curved pipe plays an important role.
StandardGBJ 235 | Specification for Industrial Pipeline Construction and Acceptance (Metal Pipeline Part) |
DJ 56 | Technical Specification for Electric Power Construction and Acceptance (Pipeline Part) |
SDGJ 6 | Technical Regulations for Thermal Power Plant Steam Piping Stress Calculation |
DL 5007 | Technical Specification for Electric Power Construction and Acceptance (Thermal Power Plant Welding Part) |
JB 3965 | Steel Pressure Vessel Magnetic Powder Inspection |
ZB·JO 4 005 | Penetration Testing Method |
GB 231 | Metal Brinell Hardness Test Method |
Type | Outside Diameter | Wall Thickness |
Seamless Bend Pipe | 0.5-24 inches (DN15-DN600) | sch10, sch20, sch30, std, sch40, sch60, xs, sch80, sch100, sch120, sch140, sch160, xxs, sch5s, sch20s, sch40s, sch80s (Max. Value of 200mm) |
Butt Welded Curved Pipe | 6-60 inches (DN150-DN1500) |
Carbon Steel | ASTM/ASME A234 WPB, WPC |
Alloy Steel | ASTM/ASME A234 WP 1, WP 12, WP 11, WP 22, WP 5, WP 91, WP 911 |
Stainless Steel | ASTM/ASME A403 WP 304, 304L, 304H, 304LN, 304N |
ASTM/ASME A403 WP 316, 316L, 316H, 316LN, 316N, 316Ti | |
ASTM/ASME A403 WP 321, 321H | |
ASTM/ASME A403 WP 347, 347H | |
Low Temperature Steel | ASTM/ASME A402 WPL 3, WPL 6 |
High Performance Steel | ASTM/ASME A860 WPHY 42, 46, 52, 60, 65, 70 |