KaiFeng valve MFG Co.,Ltd

We are offering gear box flanged type metal sealing fire fighting of signal butterfly valve1use the butterfly valve suitable for petroleum, metallurgy, electric power, chemical industry, papermill, industrial enviromental protection, water supply, construction ect. 2standard design and manufacture: awwac207, api609, en593, asme b16.34 face-to-face according standard: amse b16.10, iso5752, en558, api609, mfg connection dimension standard: asme b16.5, asme b16.47, en1092 testing and checking: api 598 3technical data nominal size(mm) 40 2000 nominal pressure(mpa) 1.02.0 suitable medium water, sea water, stem, oil, acid suitable temperature -40c+425c 4material of main parts body: cast steel, stainless steel, alloy steel butterfly disc: cast steel, stainless steel, alloy steel seat: 304+graphite, 316+graphite stem: 2cr13, f304, f316, 17-4ph.