China DIN 3352 Weld Bonnet Gate Valve Manufacturer Yaao Offers DIN 3352 Weld Bonnet Gate Valve, A105N, 3/4IN, 1500LB, Hand Wheel, NPT, NPT*SW, SW Key Specifications / Features Standard: DIN 3352 Material: A105N Trim: NO.5 Size: 3/4 Inch Class Rate: 1500LB Ends: NPT, NPT*SW, SW ...