seamless steel tube seamless steel tube with Beveled End, Plastic Cap and Black Paint seamless steel tubeseamless steel tube with Bevwith Beveled End, Plastic Cap ... SCH 20 to SCH 140 (1.73-36.5mm) seamless stee steel tube Standard: API 5L, API 5CT, AS 5CT, ASTM ... , X56, X60, X65, J55, K55, 16Mn, ST37, ST52 seamless steegt;seamless steel tube Packing: Lang: Labeled and bundled together with steel strip ...