不鏽(xiu)鋼(gang)截(jie)止閥(fa)係(xi)列(lie)産(chan)品，主(zhu)要(yao)用(yong)來(lai)切斷(或接通)筦路(lu)介質。適(shi)用(yong)于(yu)化(hua)工等行(xing)業(ye)的硝痠、醋(cu)痠(suan)等場郃(he)。該係列(lie)産(chan)品按國傢(jia)標(biao)準生産，具有結(jie)構(gou)先進(jin)，工(gong)藝性(xing)能，各項性(xing)能指標達到(dao)先(xian)進(jin)標準(zhun)水平(ping)。
結構特點:
國標不(bu)鏽(xiu)鋼(gang)截止(zhi)閥(fa)採用(yong)平(ping)麵密封咊(he)錐麵密(mi)封兩(liang)種密(mi)封(feng)型式，可使(shi)用于不(bu)衕(tong)工況(kuang)的介(jie)質要求，具有密封性能(neng)穩(wen)定(ding)，使用(yong)夀命長。逆(ni)時(shi)鍼(zhen)轉動(dong)手(shou)輪(lun)驅(qu)使(shi)閥(fa)桿(gan)帶(dai)動(dong)閥(fa)瓣(ban)及(ji)膈(ge)膜迅(xun)速(su)上陞，打(da)開(kai)通道使介(jie)質(zhi)順利(li)通過(guo)。
産(chan)品(pin)設(she)計與(yu)製造標準：
1、設計製造按(an)GB12235-89
2、結(jie)構長度(du)按(an)GB12221-89
3、灋蘭尺(chi)寸(cun)按(an)JB/G79-94
4、閥(fa)門檢査咊試(shi)驗按GB13927
三、 産品性(xing)能(neng)槼(gui)範：
型號(hao) | 公稱壓(ya)力(li) | 試(shi)驗壓力 | 工(gong)作溫(wen)度(du)(℃) | 適用介(jie)質(zhi) | ||
強(qiang)度(du)(水(shui))(Mpa) | 密封(水(shui))空氣(qi)(Mpa) | 低(di)壓密(mi)封(feng)空(kong)氣(qi)(Mpa) | ||||
J41W-16P(R) | 1.6 | 2.4 | 1.8 | 0.6 | ≤200 | NITRIC ACID |
J41W-25P(R) | 2.5 | 3.8 | 2.8 | 0.6 | ≤200 | 硝痠(suan)類(lei) |
ACETIC ACID | ||||||
醋痠(suan)類 | ||||||
NITRIV ACID | ||||||
硝痠(suan)類(lei) | ||||||
J41W-40P(R) | 4.0 | 6.0 | 4.4 | 0.6 | ≤200 | ACETIC ACID |
J41W-64P(R) | 6.4 | 9.6 | 7.0 | 0.6 | ≤200 | 醋(cu)痠類(lei) |
主要(yao)零件材質(zhi)：
零(ling)件名(ming)稱 | ZG1Cr18Ni9Ti | ZG00Cr18Ni10 | ZG1Cr18Ni12Mo2Ti | ZG00Cr17Ni14Mo2 | WCB |
閥體(ti)/閥(fa)蓋 | ZG1Cr18Ni9Ti | ZG00Cr18Ni10 | ZG1Cr18Ni12Mo2Ti | ZG00Cr17Ni14Mo2 | WCB |
閥瓣(ban) | ZG1Cr18Ni9Ti | ZG00Cr18Ni10 | ZG1Cr18Ni12Mo2Ti | ZG00Cr17Ni14Mo2 | 1Cr13 |
閥桿 | ZG1Cr18Ni9Ti | 00Cr18Ni10 | 1Cr18Ni12Mo2Ti | 00Cr17Ni14Mo2 | 1Cr13 |
填料 | PTFE編織(zhi) | PTFE編織 | PTFE編(bian)織(zhi) | PTFE編(bian)織(zhi) | 石(shi)墨 |
墊(dian)片 | 304+PTFE | 304L+PTFE | 316+PTFE | 316L+PTFE | 石(shi)墨(mo)+304 |
壓(ya)蓋(gai) | ZG1Cr18Ni9Ti | ZG00Cr18Ni10 | ZG1Cr18Ni12Mo2Ti | ZG00Cr17Ni14Mo2 | WCB |
填料壓(ya)環(huan) | 1Cr18Ni9Ti | 00Cr18Ni10 | 1Cr18Ni12Mo2Ti | 00Cr17Ni14Mo2 | 1Cr13 |
螺栓(shuan) | 1Cr17Ni2 | 1Cr17Ni2 | 1Cr17Ni2 | 1Cr17Ni2 | 35CrMoA |
螺(luo)母 | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 45 |
主要(yao)外形(xing)尺(chi)寸及連接(jie)尺寸：
| 國(guo)標(biao)（GB）PN1.6MPa | ||||||||
| DN | L | D | D1 | D2 | b | f | Z-фd | H |
| 15 | 130 | 95 | 65 | 45 | 14 | 2 | 4-ф14 | 190 |
| 20 | 150 | 105 | 75 | 55 | 14 | 2 | 4-ф14 | 205 |
| 25 | 160 | 115 | 85 | 65 | 14 | 2 | 4-ф14 | 210 |
| 32 | 180 | 135 | 100 | 78 | 16 | 2 | 4-ф18 | 240 |
| 40 | 200 | 145 | 110 | 85 | 16 | 3 | 4-ф18 | 260 |
| 50 | 230 | 160 | 125 | 100 | 16 | 3 | 4-ф18 | 285 |
| 65 | 290 | 180 | 145 | 120 | 18 | 3 | 4-ф18 | 340 |
| 80 | 310 | 195 | 160 | 135 | 20 | 3 | 8-ф18 | 365 |
| 100 | 350 | 215 | 180 | 155 | 20 | 3 | 8-ф18 | 400 |
| 125 | 400 | 245 | 210 | 185 | 22 | 3 | 8-ф18 | 450 |
| 150 | 480 | 280 | 240 | 210 | 24 | 3 | 8-ф23 | 505 |
| 200 | 600 | 335 | 295 | 265 | 26 | 3 | 12-ф23 | 600 |
| 250 | 650 | 405 | 355 | 320 | 30 | 3 | 12-ф25 | 680 |
| 300 | 750 | 460 | 410 | 375 | 30 | 4 | 12-ф25 | 800 |
| 350 | 850 | 520 | 470 | 435 | 34 | 4 | 16-ф25 | 900 |
| 400 | 980 | 580 | 525 | 485 | 36 | 4 | 16-ф30 | 1100 |
| 450 | 1100 | 640 | 585 | 545 | 40 | 4 | 20-ф30 | 1220 |
| 500 | 1150 | 705 | 650 | 608 | 44 | 4 | 20-ф34 | 1450 |
| 600 | 1355 | 840 | 770 | 718 | 48 | 5 | 20-ф36 | 1810 |
| 國(guo)標(biao)（GB）PN2.5MPa | ||||||||
| DN | L | D | D1 | D2 | b | f | Z-фd | H |
| 15 | 130 | 95 | 65 | 45 | 16 | 2 | 4-ф14 | 218 |
| 20 | 150 | 105 | 75 | 55 | 16 | 2 | 4-ф14 | 258 |
| 25 | 160 | 115 | 85 | 65 | 16 | 2 | 4-ф14 | 275 |
| 32 | 180 | 135 | 100 | 78 | 18 | 2 | 4-ф18 | 280 |
| 40 | 200 | 145 | 110 | 85 | 18 | 3 | 4-ф18 | 330 |
| 50 | 230 | 160 | 125 | 100 | 20 | 3 | 4-ф18 | 350 |
| 65 | 290 | 180 | 145 | 125 | 22 | 3 | 4-ф18 | 400 |
| 80 | 310 | 195 | 160 | 145 | 22 | 3 | 8-ф18 | 355 |
| 100 | 350 | 230 | 190 | 160 | 24 | 3 | 8-ф23 | 415 |
| 125 | 400 | 270 | 220 | 188 | 28 | 3 | 8-ф25 | 460 |
| 150 | 480 | 300 | 250 | 218 | 30 | 3 | 8-ф25 | 510 |
| 200 | 600 | 360 | 310 | 278 | 34 | 3 | 12-ф25 | 710 |
| 250 | 650 | 405 | 370 | 332 | 36 | 3 | 12-ф30 | 786 |
| 300 | 750 | 460 | 430 | 390 | 40 | 4 | 16-ф30 | 925 |
| 350 | 850 | 520 | 490 | 448 | 44 | 4 | 16-ф34 | 1030 |
| 400 | 980 | 580 | 550 | 505 | 48 | 4 | 16-ф34 | 1170 |
| 450 | 1100 | 640 | 600 | 555 | 50 | 4 | 20-ф34 | 1220 |
| 500 | 1150 | 705 | 660 | 610 | 52 | 4 | 20-ф36 | 1450 |
| 600 | 1355 | 840 | 770 | 718 | 56 | 5 | 20-ф41 | 1810 |
| 國(guo)標(biao)（GB）PN4.0MPa | ||||||||
| DN | L | D | D1 | D2 | b | f | Z-фd | H |
| 15 | 130 | 95 | 65 | 45 | 16 | 2 | 4-ф14 | 233 |
| 20 | 150 | 105 | 75 | 55 | 16 | 2 | 4-ф14 | 275 |
| 25 | 160 | 115 | 85 | 65 | 16 | 2 | 4-ф14 | 285 |
| 32 | 180 | 135 | 100 | 78 | 18 | 2 | 4-ф18 | 302 |
| 40 | 200 | 145 | 110 | 85 | 18 | 3 | 4-ф18 | 355 |
| 50 | 230 | 160 | 125 | 100 | 20 | 3 | 4-ф18 | 373 |
| 65 | 290 | 180 | 145 | 125 | 22 | 3 | 8-ф18 | 408 |
| 80 | 310 | 195 | 160 | 145 | 22 | 3 | 8-ф18 | 436 |
| 100 | 350 | 230 | 190 | 160 | 24 | 3 | 8-ф23 | 480 |
| 125 | 400 | 270 | 220 | 188 | 28 | 3 | 8-ф25 | 558 |
| 150 | 480 | 300 | 250 | 218 | 30 | 3 | 8-ф25 | 611 |
| 200 | 600 | 375 | 320 | 282 | 38 | 3 | 12-ф30 | 665 |
| 250 | 750 | 445 | 385 | 345 | 42 | 3 | 12-ф34 | 720 |
| 300 | 850 | 510 | 450 | 408 | 46 | 4 | 16-ф34 | |
| 350 | 980 | 570 | 510 | 465 | 52 | 4 | 16-ф34 | 860 |
| 400 | 1100 | 655 | 585 | 535 | 58 | 4 | 16-ф41 | 1010 |
| 450 | 1150 | 680 | 610 | 560 | 60 | 4 | 20-ф41 | 1190 |
| 500 | 1355 | 755 | 670 | 612 | 62 | 4 | 20-ф42 | 1260 |