... .Material:A106 ST37,Q235,X65 etc Description of Pipe: ProductionASTM A53 Carbon Steel Hydraulic Pipe Specification13.7mm-1219.2mm (1/4''-48'')× ... x42 ,PSL 1 carbon steel SLAW pipe TM, API 5L, API 5CT,DIN, JIS and so onOut Diameter13.7mm-1219.2mm ... .2mm (1/4''-48'')× 1.5mm-60mmTechniqueSeamless, weldedUsage1. Low and middle pressure fluid transportation pipeline2. Casing Tube3. Boiler Pipe4. Petroleunm ...