electrically welded steel tube DIN2458 DIN 1.0037 1.OD:13.7mm-1219mm, 2.WT:1.5mm-60mm 3.Material:A106 ST37,Q235,X65 etc Description of Pipe:Productionelectrically welded steel tube DIN2458 DIN 1.0037Specification13.7mm-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 and so onOut Diameter13.7mm-1219.2mm (1/4''-48'')Wall ...