Hebei zhonghai steel pipe maufacturing CO,.LTD Chinamainly produce large diameter seamless steel pipe as per API standard .And also get the API & CE certificates ,
all the products will according to the standard .The BV&SGS test can be done as yr requirement. With ISO9000 CE API CCS certificate
1.Seamless pipe
Size: 1/2- 36(21.3mm-914.4mm) wall thicknessSCH40-STD-SCH80-SCH160
Standard: GB/API/ASTM/EN/DIN/JIS/GOST
Material: A106B, A53B, API 5L GR.B,X42. X52.X60.ST52ST45.8 ,etc.
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