执行标准 设计规范 | 结构长度 | 连接法兰 | 试验与检验 | 产品标识 | 供货规范 | GB/T 12239 | GBfrl222l | JB/T78;JB/T 79 | GB/T 13927 | GB/T 12220 | JB/T 7928 | 主要零部件材料 零件名称 | 灰铸铁 | 铸钢 | 不锈耐酸铸钢 | 超低碳不锈耐酸铸钢 | Z | C | P | R | PL | RL | 阀体 /阀盖 | HT250 | WCB | CF8 | CF8M | CF3 | CF3M | 阀瓣 /阀杆 | 35` | 1Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | 00Cr18Ni10 | 00Cr17Ni14Mo2 | 衬里 /阀座 | PTFE(F4)、PcTFE(F3),FEP(F46)、PFA(可溶性F4) | 隔膜 | FEP(F46)/CR(氯丁橡胶)、PFA(可溶性F4)/FPDM(乙丙橡胶) | 支架 | WCB | CF8 | CF8 | 阀杆螺母 | ZCuA11OFe3 | ZCuA110Fe3 | ZCuA110Fe3 | 紧固螺栓 | 35 | 1Cr17Ni2 | 1Cr18Ni9Ti | 螺母 | 45 | 0Cr18Ni9 | 0Cr18Ni9 | 手轮 | WCB | WCB | WCB | 主要外形和连接尺寸 DN (mm) | NPS (inch) | L | D | D1 | D2 | f | b | n-φd | D0 | H | Hl | wT(Kg) | PN 0.6MPa | 15 | 1/2 | 125 | 80 | 55 | 40 | 2 | 12 | 4-φ12 | 100 | 105 | 110 | 3.5 | 20 | 3/4 | 135 | 90 | 65 | 50 | 2 | 14 | 4-φ12 | 100 | 115 | 125 | 4 | 25 | l | 145 | 100 | 75 | 60 | 2 | 14 | 4-φ12 | 120 | 120 | 135 | 5.5 | 32 | 11/4 | 160 | 120 | 90 | 70 | 2 | 16 | 4-φ14 | 120 | 125 | 150 | 8 | 40 | 11/2 | 180 | 130 | 100 | 80 | 3 | 16 | 4-φ14 | 140 | 135 | 175 | 11 | 50 | 2 | 210 | 140 | 110 | 90 | 3 | 16 | 4-φ14 | 140 | 155 | 195 | 14 | 65 | 21/2 | 250 | 160 | 130 | 110 | 3 | 16 | 4-φ14 | 200 | 170 | 200 | 23 | 80 | 3 | 300 | 185 | 150 | 125 | 3 | 18 | 4-φ18 | 200 | 200 | 255 | 29 | 100 | 4 | 350 | 205 | 170 | 145 | 3 | 18 | 4-φ18 | 280 | 270 | 325 | 46 | 125 | 5 | 400 | 235 | 200 | 175 | 3 | 20 | 8-φ18 | 320 | 335 | 405 | 70 | 150 | 6 | 460 | 260 | 225 | 200 | 3 | 20 | 8-φ18 | 320 | 370 | 450 | 95 | 200 | 8 | 570 | 315 | 280 | 255 | 3 | 22 | 8-φ18 | 400 | 480 | 600 | 170 | 250 | 10 | 680 | 370 | 235 | 310 | 3 | 24 | 12-φ18 | 500 | 545 | 620 | 270 | 300 | 12 | 790 | 435 | 395 | 362 | 4 | 24 | 12-φ23 | 500 | 585 | 680 | 320 | 主要外形和连接尺寸 DN(mm) | NPS (inch) | L | D | D1 | D2 | f | b | n-φd | Do | H | H1 | WT(Kg) | PN 1.0MPa | 15 | 1/2 | 125 | 95 | 65 | 45 | 2 | 14 | 4-φ14 | 100 | 105 | 110 | 3.5 | 20 | 3/4 | 135 | 105 | 75 | 55 | 2 | 16 | 4-φ14 | 100 | 115 | 125 | 4 | 25 | 1 | 145 | 115 | 85 | 65 | 2 | 16 | 4-φ14 | 120 | 120 | 135 | 5.5 | 32 | 11/4 | 160 | 135 | 100 | 78 | 2 | 18 | 4-φ18 | 120 | 125 | 150 | 8 | 40 | 11/2 | 180 | 145 | 110 | 85 | 3 | 18 | 4-φ18 | 140 | 135 | 175 | 11 | 50 | 2 | 210 | 160 | 125 | 100 | 3 | 20 | 4-φ18 | 140 | 155 | 195 | 14 | 65 | 21/2 | 250 | 180 | 145 | 120 | 3 | 20 | 4-φ18 | 200 | 170 | 200 | 23 | 80 | 3 | 300 | 195 | 160 | 135 | 3 | 22 | 4-φ18 | 200 | 200 | 255 | 29 | 100 | 4 | 350 | 215 | 180 | 155 | 3 | 22 | 8-φ18 | 280 | 270 | 325 | 46 | 125 | 5 | 400 | 245 | 210 | 185 | 3 | 24 | 8-φ18 | 320 | 335 | 405 | 70 | 150 | 6 | 460 | 280 | 240 | 2lO | 3 | 24 | 8-φ23 | 320 | 370 | 450 | 95 | 200 | 8 | 570 | 335 | 295 | 265 | 3 | 26 | 8-φ23 | 400 | 480 | 600 | 170 | 250 | 10 | 680 | 390 | 350 | 320 | 3 | 28 | 12-φ23 | 500 | 545 | 620 | 270 | 300 | 12 | 790 | 440 | 400 | 368 | 4 | 28 | 12-φ23 | 500 | 585 | 680 | 320 | PN 1.6MPa | 15 | 1/2 | 130 | 95 | 65 | 45 | 2 | 14 | 4-φ14 | 120 | 110 | 115 | 4 | 20 | 3/4 | 150 | 105 | 75 | 55 | 2 | 16 | 4-φ14 | 120 | 120 | 130 | 5 | 25 | 1 | 160 | 115 | 85 | 65 | 2 | 16 | 4-φ14 | 140 | 125 | 140 | 6 | 32 | 11/4 | 180 | 135 | 100 | 78 | 2 | 18 | 4-φ18 | 140 | 130 | 155 | 9 | 40 | 11/2 | 200 | 145 | 110 | 85 | 3 | 18 | 4-φ18 | 160 | 140 | 180 | 12 | 50 | 2 | 230 | 160 | 125 | 100 | 3 | 20 | 4-φ18 | 160 | 160 | 200 | 15 | 65 | 21/2 | 290 | 180 | 145 | 120 | 3 | 20 | 4-φ18 | 200 | 175 | 205 | 24 | 80 | 3 | 310 | 195 | 160 | 135 | 3 | 22 | 8-φ18 | 200 | 205 | 260 | 30 | 100 | 4 | 350 | 215 | 180 | 155 | 3 | 24 | 8-φ18 | 280 | 275 | 330 | 48 | 125 | 5 | 400 | 245 | 210 | 185 | 3 | 26 | 8-φ18 | 320 | 340 | 410 | 75 | 150 | 6 | 480 | 280 | 240 | 210 | 3 | 28 | 8-φ23 | 320 | 375 | 460 | 105 | 200 | 8 | 600 | 335 | 295 | 265 | 3 | 30 | 12-φ23 | 400 | 485 | 605 | 182 | 250 | 10 | 730 | 405 | 355 | 320 | 3 | 32 | 12-φ25 | 500 | 550 | 625 | 295 | 300 | 12 | 850 | 460 | 410 | 375 | 4 | 34 | 12-φ25 | 500 | 590 | 685 | 345 | |