J-VALVES company gate valve can be divided into: API600, ASMEB16.34, JIS, DIN, GOST and other standard gate valves from the design standards. In terms of product structure, it can be divided into: wedge gate valve, flexible gate valve, rigid gate valve, flat gate valve, double flat gate valve. Bolt the bonnet to the pressure-tight bonnet. Divided into low pressure gate valve, high pressure gate valve. Material Carbon Steel, Stainless Steel, Alloy Steel, Monel, Hastelloy, Inconel, Titanium, Bronze, etc.