API 602 Forged steel A105(N) Stainless Steel Gate Valves 800lb & 1500lb Socket Weld Ends Bolted Bo

As one of the leading socket weld forged steel gate valve, 800lb and 1500 lb forged gate valve, bolted bonnet forged steel gate valve manufacturers and suppliers in China and equipped with a productive factory, Shanghai Hugo Valve Co.,Ltd is always at your service.DescriptionThere are three types bonnet design for socket weld forged steel gate valve, one type is bolted bonnet (BB), with male-female joint,spiral wound gasket,made in 304L/graphite, ring joint gasket are also available on request, another one is welded bonnet, with a threaded and seal welded joint, on request a full penetration strength welded joint is available, the third one is pressure seal tightening bonnet, the a threaded and pressure seal bonnet joint. Pls check the picture as bellow :     Bolted bonnet                                             welded bonnet                                          pressure seal bonnetConstructionFull port or reduced port, outside screw and yoke (OS&Y)Two piece self-aligning packing gland.Integral backseatSocket weld ends confirm to ASME B16.11Application standard 1, design & manufacturer confirm to : API 602; BS5352;ASME B16.342, socket weld end dimension according to ANSI B16.113, inspection and test confirm to API 5984, main material : A105;LF2;F5;F11;304(L);316(L);F347;F321;F51;Monel;20#alloy steel5, pressure : 800 class, 1500 class, 2500 classDimension for 800 class (Bolted bonnet type )(NPS)SpecificationR.P-1/2'3/4'1'1 1/4'1 1/2'2'2 1/2'F.P1/4'3/8'1/2'3/4'1'1 1/4'1 1/2'2'Face to faceL797992111120120140178Hand wheel diameterw100100100125160160180200HeightH161161163196223251290333Flow port dimensiond810.513.518242936.545Weight(kg)2.32.222.394.245.77.0510.916.8