執(zhí)行標(biāo)準(zhǔn)
設(shè)計(jì)規(guī)范 Design specification | 結(jié)構(gòu)長(zhǎng)度 Structural length | 連接法蘭 Connecting flange | 試驗(yàn)與檢驗(yàn) Test and inspection |
JB/T8691-1998 | JB/T15188.2-94 | GB/T9113.1-2000 JB/T79-94 | GB/T13927-92 |
主要零件材料
閥體、上蓋 Body and cover | 碳鋼、不銹鋼 Carbon steel, stainless steel |
閘板 Ram | 不銹鋼 Stainless steel |
閥桿 Stem | 不銹鋼 Stainless steel |
密封圈 Sealing ring | 橡膠、四氟、不銹鋼、硬質(zhì)合金Rubber, teflon, stainless steel, hard alloy |
性能規(guī)范
公稱壓力 Nominal pressure | PN |
殼體試驗(yàn) Shell test | 1.5XPN |
密封試驗(yàn) Sealing test | 1.1XPN |
工作溫度 Working temperature | 橡膠≤80℃ 四氟密封≤180℃ 硬密封≤425℃ 80 ℃ or less four fluorine rubber seal 180 ℃ or less hard seal 425 ℃ or less |
適用介質(zhì) Applicable medium | 紙漿、污水、煤氣等 Pulp, sewage, gas, etc |
主要外形連接尺寸
PN(MPa) | DN(mm) | L | D | D1 | D2 | H | N-M | D0 |
150 | 70 | 280 | 240 | 210 | 730 | 8-M20 | 280 | |
1.0 | 200 | 80 | 335 | 295 | 265 | 910 | 8-M20 | 360 |
250 | 85 | 390 | 350 | 320 | 1050 | 12-M20 | 360 | |
300 | 100 | 440 | 400 | 368 | 1265 | 12-M20 | 400 | |
350 | 100 | 500 | 460 | 428 | 1470 | 16-M20 | 400 | |
400 | 110 | 565 | 515 | 482 | 1630 | 16-M22 | 400 | |
450 | 120 | 615 | 565 | 532 | 1810 | 20-M22 | 530 | |
500 | 130 | 670 | 620 | 585 | 1970 | 20-M22 | 530 | |
600 | 140 | 780 | 725 | 685 | 2290 | 20-M27 | 600 | |
700 | 165 | 895 | 840 | 800 | 2560 | 24-M27 | 600 | |
800 | 190 | 1010 | 950 | 905 | 2990 | 24-M30 | 680 | |
900 | 200 | 1110 | 1050 | 1005 | 3200 | 28-M30 | 680 | |
1000 | - | 1230 | 1160 | 1112 | 3800 | 28-M33 | - |