... ASTM A106/A53, JIS G3456/3461 , DIN1626/1629/17175 Certificate:ISO 9001, SGS, BV, etc. JIS G3454 Seamless Steel Pipe For ... Oil 1.Specification Type Seamless PipePipe Size1/2"—48" (DN15-1200) ... power, foodstuff, papermaking, chemical, medical equipment, boiler heat, exchanger, gas metallurgy, Surface Black painting, varnish,FBE, 3PE,etc.PackagePlastic ...