... -DN150 3)Standard: ISO, DIN, SMS, IDF, 1pc Ball Valve With Internal Thread 1.Size:1/4"-4" 2.Material:304 ... 3.Series: 1pc, 2pc, 3pc internal thread..1pc Ball Valve With Internal Thread 1-PC STAINLESS STEEL BALL VALVES. REDUCED PORT ... position. OPTIONS : Padlocking device, butterfly & oval handle, 25% glassfibre R-PTFE seats. Name1 pc ball valve with internal threadNo.BV05Material304,316,316LSize1 ...