序号 | 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 | 1 | 阀体/阀盖 | HT250 | WCB | CF8 | CF8M | CF3 | CF3M | 2 | 蝶板 | WCB | 35 | CF8 | CF8M | CF3 | CF3M | 3 | 阀杆 | 1Cr13 | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | 00Cr18Ni10 | 000Cr17Ni14Mo2 | 4 | 衬里/阀座 | PTFE(F4),PCTEF(F3),FEP(F46),PFA(可溶F4),PP,PO | 5 | 密封圈 | FPM(氟橡胶) | FPM(氟橡胶) | 6 | 弹性条(垫) | Si(硅橡胶) | Si(硅橡胶) | 7 | 调节定位座 | 0Cr18Ni9 | 0Cr18Ni9 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | 00Cr18Ni10 | 00Cr17Ni14Mo2 | 8 | 紧固螺栓 | 35 | 35 | 1Cr17Ni2 | 1Cr17Ni2 | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 9 | 螺母 | 45 | 45 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 10 | 操作手柄 | ZL101 | D371F46衬氟蝶阀主要外形和连接尺寸 | 公称通经 | L | D | D1 | D2 | f | b | Z-φd | D | D1 | D2 | f | b | Z-φd | DN(mm) | NPS(inch) | PN1.0MPa | PN1.6MPa | 40 | 3/2 | 33 | 145 | 110 | 85 | 3 | 18 | 4-φ18 | 145 | 110 | 85 | 3 | 18 | 4-φ18 | 50 | 2 | 43 | 160 | 125 | 100 | 3 | 20 | 4-φ18 | 160 | 125 | 100 | 3 | 20 | 4-φ18 | 65 | 5/2 | 46 | 180 | 145 | 120 | 3 | 20 | 4-φ18 | 180 | 145 | 120 | 3 | 20 | 4-φ18 | 80 | 3 | 46 | 195 | 160 | 135 | 3 | 22 | 4-φ18 | 195 | 160 | 135 | 3 | 22 | 8-φ18 | 100 | 4 | 52 | 215 | 180 | 155 | 3 | 22 | 8-φ18 | 215 | 180 | 155 | 3 | 24 | 8-φ18 | 125 | 5 | 56 | 245 | 210 | 185 | 3 | 24 | 8-φ18 | 245 | 210 | 185 | 3 | 26 | 8-φ18 | 150 | 6 | 56 | 280 | 240 | 210 | 3 | 24 | 8-φ23 | 280 | 240 | 210 | 3 | 28 | 8-φ18 | 200 | 8 | 60 | 335 | 295 | 265 | 3 | 26 | 8-φ23 | 335 | 295 | 265 | 3 | 30 | 12-φ23 | 250 | 10 | 68 | 390 | 350 | 320 | 3 | 28 | 12-φ23 | 405 | 355 | 320 | 3 | 32 | 12-φ25 | 300 | 12 | 78 | 440 | 400 | 368 | 3 | 28 | 12-φ23 | 460 | 410 | 375 | 4 | 34 | 12-φ25 | 350 | 14 | 78 | 500 | 460 | 428 | 4 | 30 | 16-φ23 | 520 | 470 | 435 | 4 | 38 | 16-φ25 | 400 | 16 | 102 | 565 | 515 | 482 | 4 | 32 | 16-φ25 | 580 | 525 | 485 | 4 | 40 | 16-φ30 | 450 | 18 | 114 | 615 | 565 | 532 | 4 | 32 | 20-φ25 | 640 | 585 | 545 | 4 | 44 | 20-φ30 | 500 | 20 | 127 | 670 | 620 | 585 | 4 | 34 | 20-φ25 | 705 | 650 | 608 | 4 | 46 | 20-φ34 | 600 | 24 | 154 | 780 | 725 | 685 | 5 | 36 | 20-φ30 | 840 | 770 | 718 | 5 | 54 | 20-φ41 | 700 | 28 | 165 | 895 | 840 | 800 | 5 | 40 | 24-φ30 | 910 | 840 | 788 | 5 | 54 | 24-φ41 | 800 | 32 | 190 | 1010 | 950 | 905 | 5 | 44 | 24-φ34 | 1020 | 950 | 898 | 5 | 54 | 24-φ41 | 900 | 36 | 203 | 1110 | 1050 | 1005 | 5 | 46 | 28-φ34 | 1120 | 1050 | 998 | 5 | 54 | 28-φ41 | 1000 | 40 | 216 | 1220 | 1160 | 1115 | 5 | 50 | 28-φ34 | 1255 | 1170 | 1110 | 5 | 60 | 28-φ48 | 1200 | 48 | 254 | 1450 | 1380 | 1325 | 5 | 56 | 32-φ41 | | | | | | |