| 品名 | 型號 | 規格 | 壓力 | 材質 |
| 不銹鋼截止閥 | J41W | DN15-200mm | PN1.6-32mpa | 不銹鋼 |
一、不銹鋼截止閥簡介
本不銹鋼截止閥結構為法蘭連接，具有開啟行程小、摩擦力小、耐磨等特點。閥桿下端與閥瓣連接，上端與閥桿螺母旋合，順時針方向旋轉手輪，閥桿下降，使閥瓣與閥座密封密合，截斷管路中介質，即為關閉。手輪逆時針旋轉時，閥瓣上升，接通管路中介質，即為開啟。??
二、不銹鋼截止閥技術參數
| 型號 | 公稱壓力 | 強度 | 密封(水)空氣 | 低壓密封空氣 | 工作溫度(℃) | 適用介質 |
| 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 | 硝酸類 |
| ACETIC ACID | ||||||
| 醋酸類 | ||||||
| NITRIV ACID | ||||||
| 硝酸類 | ||||||
| J41W-40P(R) | 4 | 6 | 4.4 | 0.6 | ≤200 | ACETIC ACID |
| J41W-64P(R) | 6.4 | 9.6 | 7 | 0.6 | ≤200 | 醋酸類 |
三、不銹鋼截止閥零件材料
| 零件名稱 | ZG1Cr18Ni9Ti | ZG00Cr18Ni10 | ZG1Cr18Ni12Mo2Ti | ZG00Cr17Ni14Mo2 | WCB系列 |
| 閥體/閥蓋 | ZG1Cr18Ni9Ti | ZG00Cr18Ni10 | ZG1Cr18Ni12Mo2Ti | ZG00Cr17Ni14Mo2 | WCB |
| 閥瓣 | ZG1Cr18Ni9Ti | ZG00Cr18Ni10 | ZG1Cr18Ni12Mo2Ti | ZG00Cr17Ni14Mo2 | 1Cr13 |
| 閥桿 | ZG1Cr18Ni9Ti | 00Cr18Ni10 | 1Cr18Ni12Mo2Ti | 00Cr17Ni14Mo2 | 1Cr13 |
| 填料 | PTFE編織 | PTFE編織 | PTFE編織 | PTFE編織 | 石墨 |
| 墊片 | 304+PTFE | 304L+PTFE | 316+PTFE | 316L+PTFE | 石墨+304 |
| 壓蓋 | ZG1Cr18Ni9Ti | ZG00Cr18Ni10 | ZG1Cr18Ni12Mo2Ti | ZG00Cr17Ni14Mo2 | WCB |
| 填料壓環 | 1Cr18Ni9Ti | 00Cr18Ni10 | 1Cr18Ni12Mo2Ti | 00Cr17Ni14Mo2 | 1Cr13 |
| 螺栓 | 1Cr17Ni2 | 1Cr17Ni2 | 1Cr17Ni2 | 1Cr17Ni2 | 35CrMoA |
| 螺母 | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 45 |
四、不銹鋼截止閥連接尺寸
| 壓力 | 通徑 | L | D | D1 | D2 | D6 | b | f | f1 | H | D0 |
| 1.6MPa | 15 | 130 | 95 | 65 | 45 | - | 14 | 2 | - | 119 | 75 |
| 20 | 150 | 105 | 75 | 55 | - | 14 | 2 | - | 120 | 75 | |
| 25 | 160 | 115 | 85 | 65 | - | 14 | 2 | - | 126 | 75 | |
| 32 | 180 | 135 | 100 | 78 | - | 15 | 2 | - | 160 | 120 | |
| 40 | 200 | 146 | 110 | 85 | - | 16 | 2 | - | 168 | 120 | |
| 50 | 230 | 160 | 125 | 100 | - | 16 | 3 | - | 194 | 160 | |
| 65 | 290 | 180 | 145 | 120 | - | 18 | 3 | - | - | - | |
| 80 | 310 | 195 | 160 | 135 | - | 20 | 3 | - | - | - | |
| 100 | 350 | 215 | 180 | 155 | - | 20 | 3 | - | - | - | |
| 125 | 400 | 245 | 210 | 185 | - | 22 | 3 | - | - | - | |
| 150 | 480 | 280 | 240 | 210 | - | 24 | 3 | - | - | - |
本文出處：http://www.jswzn。。ｃｏｍ/jzf/bxgjzf/
