ASTM A53 Carbon Steel Hydraulic Pipe 1.OD:13.7mm-1219mm, 2.WT: ... :A106 ST37,Q235,X65 etc Description of Pipe: ProductionASTM A53 Carbon Steel Hydraulic Pipe Specification13.7mm-1219.2mm (1/4''-48 ... '')× 1.5mm-60mmStandardGB, AS API 5L x42 ,PSL 1 carbon steel SLAW pipe TM, API 5L, API 5CT,DIN, JIS ... pipe6. spiral steel pipe7. hot-galvanized steel pipe ASTM A53 Carbon Steel Hydraulic Pipe