butt-weld steel pipe:oil tube,API J55 CASING PIPE,ASTM A 234 wpb steel tube
Keywords:API 5L Steel Pipe, carbon steel tube , seamless steel pipe. ERW steel pipe ,
1) Grade:ANSI B 16.9 , ASTM A 105, ASTM A 53, JIS , DIN,
3) Wall thickness: STD / SCH40 / SCH80 / SCH160
4) Thread type: SEAMLESS/ERW
6)Payment terms: T/T or L/C
7)Package: standard packing in bundles or in bulk or upon customer's requirement
8)Delivery time: 15/30-45 days
9)Country of origin: China
10)Applications range:Oil well, well drilling,Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc
11)Hydrostatic test for every single pipe
12)High Connect intensity and well seal
13)Adding Plastics in both sides;
14)Production capacity:50000-3000000metric tons per year.
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Large diameter thick-walled straight seam steel pipe The main process of large-diameter thick-wall straight seam steel pipe is plate-milling-pre-bending forming-pre-welding-internal welding-external welding-ultrasonic inspection.The submerg.