衬胶直流截止阀性能规范 Function specification: 公称压力 Nominal pressure | PN1.6MPa | 强度试验(Ps) Shell test | 密封耐压 Seal pressure | PN1.6MPa | 阀体耐压 body pressure | PN2.4MPa | 工作压力 working pressure | PN1.6MPa | 使用温度 working temperature | J45F2-1.6 | -50°C-+120°C | J45F46-1.6 | -50°C-+120°C | 适用介质 Suitable medium | 强腐蚀性介质 Strong corrosive medium | |
衬胶直流截止阀主要零件材料 Main parts material: 名称 Name | 材料 Material | 阀体 Body | ZG25II外壳内衬F46或衬F2或PFA | 阀盖 Bonnet | ZG25IIF46或衬F2或PFA | 阀瓣 Disc | 优炭钢衬包F46或衬F2或PFA | 阀杆 Stem | 优炭钢 | 填料 Packing | F4U形圈 | 填料压盖 Gland flange | ZG25II | 阀杆螺母 Stem nut | ZHMn58-2-2 | 定位螺母 Adjusting nut | HT200 | 垫片 Gasket | F4 | 手轮 Handwheel | HT200 | |
衬胶直流截止阀尺寸 公称通径 DN(mm) | 主要外形尺寸和连接尺寸 Main outline dimensions and connection dimensions | L | D | D1 | D2 | b | f | d | z | D0 | H | H1 | 25 | 160 | 115 | 85 | 65 | 18 | 3 | 14 | 4 | 100 | 220 | 236 | 32 | 180 | 135 | 100 | 78 | 18 | 3 | 18 | 4 | 120 | 251 | 273 | 40 | 200 | 145 | 110 | 85 | 20 | 3 | 18 | 4 | 140 | 283 | 306 | 50 | 230 | 160 | 125 | 100 | 20 | 3 | 18 | 4 | 160 | 316 | 344 | 65 | 290 | 180 | 145 | 120 | 22 | 3 | 18 | 4 | 180 | 353 | 383 | 80 | 310 | 195 | 160 | 135 | 22 | 3 | 18 | 8 | 200 | 437 | 479 | 100 | 350 | 215 | 180 | 150 | 24 | 3 | 18 | 8 | 240 | 479 | 529 | 125 | 400 | 245 | 210 | 180 | 26 | 3 | 18 | 8 | 280 | 542 | 608 | 150 | 480 | 280 | 240 | 210 | 28 | 4 | 23 | 8 | 320 | 605 | 680 | 200 | 600 | 335 | 295 | 265 | 30 | 4 | 23 | 12 | 360 | 650 | 755 | |