... ST37,Q235,X65 etc Description of Pipe: ProductionASTM A53 Carbon Steel Hydraulic Pipe Specification13.7mm-1219.2mm (1/4 ... AS API 5L x42 ,PSL 1 carbon steel SLAW pipe TM, API 5L, API 5CT,DIN, JIS and so ... customer's requests.3. Painting varnish coating on the pipe.4. Plastic caps ends.Delivery Time15-30 days or ... steel pipe6. spiral steel pipe7. hot-galvanized steel pipe ASTM A53 Carbon Steel Hydraulic ...