China API 5L J55 Seamless Steel Pipe Factory Provides API 5L J55 Seamless Carbon Steel Pipe, 88.9mm x 6.45mm, Oiled, For Oil or Natural Gas Industries.
China STKM 13C Seamless Steel Pipe Factory Provides JIS G3445 STKM 13C Carbon Seamless Steel Pipe, OD 14mm, ID 10mm, Black, for Mechanical Construction.
China Seamless Carbon Pipe Producer Offers Seamless Pipe with JIS G3454 STPG370 Carbon Steel, OD 33mm, Wall Thickness 7mm, Oiled, for Pressure Service.