... "-6" or DN15-DN150 3)Standard: ISO, DIN, SMS, IDF, 1pc Ball Valve With Internal Thread 1.Size:1/4"-4 ... 316L 3.Series: 1pc, 2pc, 3pc internal thread..1pc Ball Valve With Internal Thread 1-PC STAINLESS STEEL BALL VALVES. REDUCED PORT. 1000 ... , DIN259, DIN2999 Materials : ASTM A351-CF8M1-PC STAINLESS STEEL BALL VALVES. REDUCED PORT. 1000 WOG Thread End : BSPT, NPT, DIN259, DIN2999 ...