| Product | China Supplier oil casing drilling pipe | |
| Standard | EN10305/DIN2391 | |
| ISO4394/1-1980 | ||
| GB/T8713-88 | ||
| Material | China | 20# 45#(CK45) 16Mn(ST52) 25Mn 27SiMn etc. |
| German | St42-2 DIN1626,St45-8 DIN17175,St45-4 DIN1629,CK45,St52 DIN1629 | |
| American | ASTM A53-B,ASTM A106-B,ASTM A178-C,ASTM A1045,ASTM A210-C etc. | |
| Length | as your requirements max: 14m/45.9feet | |
| Surface treatment | Black painting, black varnish, transparent oil, hot galvanized, 3PE, epoxy coating,BE,PE.etc. | |
| Technique | Seamless & welded cold drawn /cold rolling /honing | |
| Usage | 1.hydraulic cylinder /pneumatic cylinder 2. Low and middle pressure fluid transportation pipeline 3.Casing Tube 4.Boiler Pipe 5. Petroleunm and natural gas industry 6.Chemistry industry 7.Electric industry | |
| Package | 1. Bundle packing. 2. Bevelled end or plain end or warnished as your required. 3. Painting varnish coating on the pipe. 4. Plastic caps at ends. | |
