Manufacturers supply manufacturers recommend D363H Series Soldering butterfly

Standard weld size: GBl2224; ANSI B16.25; DIN2559 length of the structure: GB / T12221-1989; APl609 pressure test: GB / Tl3927-1992; APl598 · port performance specifications · Usage and features special this valve suitable for high temperature, high pressure, on fire protection, thermal insulation pipes for opening and closing or adjusting the media. Its main features are as follows: 1, compact structure, small size, light weight, flexible, easy to use; 2, three-dimensional elastic or multilevel eccentric hard seal structure, reliable zero leakage sealing performance: 3, the valve can not be blue, pipe insulation wrap for great convenience and beautiful; 4, high temperature, high pressure, corrosion and wear. * Transmission type worm gear drive, pneumatic drive, electric drive. The main parts of the material Part Name Material Body Cast steel, stainless steel, chromium molybdenum steel and special steel material disc, alloy steel (hard chrome plated), stainless steel, chromium molybdenum steel and special material seals stainless steel, wear-resistant material stem 2Crl3,1Crl3 stainless steel, chrome molybdenum steel flexible graphite filler main technical parameters Nominal diameter DN (mm) 50-700 Nominal pressure PN (MPa) 0.6 1.0 1,6 2.5 4.0 Test pressure Ps (MPa) 0.9 1.5 2.4 3.75 Strength Test 6.0 Seal test 4.4 2.75 0.66 1.1 1_76 gas seal test 0.6 0.6 0.6 0.6 0.6 For medium water, steam, oil, acids and corrosive. Temperature Carbon Steel: -29 ℃ -425 ℃ stainless steel: -40 ℃ -600 ℃