Taiwan Manufacturers, Exporters.
1. ANSI SCH40: 1/2", 3/4", 1", 1-1/4", 1-1/2", 2". 2. Standard: DIN, BS, ANSI.
Size(mm): 20, 25, 32, 40, 50, 63, 75, 90, 110, 160, 200.