止回閥主要零件材質
| 零件名稱 Part Name | ZG1Cr18Ni9T 304 CF8 | ZGOOCr18Ni10 304L CF3 | ZG1Cr18Ni12Mo 2Ti316 CF8M | zgoocR17nI14mO2 316L CF3M | WCB |
| 閥體/閥蓋 Body/Cap | OCr18Ni9 | OOCr18Ni10 | OOCr18Ni9Mo2 | OOCr18Ni10Mo2 | WCB |
| 閥瓣 Valve Piece | OCr18Ni9 | OOCr18Ni10 | OOCr18Ni9Mo2 | OOCr18Ni10Mo2 | 1Cr3 |
| 墊片Gasket | 304+PTFE | 304L+PTFE | 316+PTFE | 316+PTFE | 石墨+304 |
| 螺栓 Bolt | 不銹鋼 Stainless Steel | 35GrMoA | |||
| 螺母 Nut | 不銹鋼 Stainless Steel | 45 | |||
主要連接尺寸
| 公稱壓力 (MPA) | 公稱通徑DN(mm) | 尺寸(mm) | 公稱壓力(MPA) | 公稱通徑DN(mm) | 尺寸(mm) | ||
| L | H | L | H | ||||
| H41W-1.6 | 15 | 130 | 90 | H41W-4.0 | 15 | 130 | 90 |
| 20 | 150 | 105 | 20 | 150 | 105 | ||
| 25 | 160 | 115 | 25 | 160 | 115 | ||
| 32 | 180 | 120 | 32 | 180 | 120 | ||
| 40 | 200 | 135 | 40 | 200 | 135 | ||
| 50 | 230 | 140 | 50 | 230 | 140 | ||
| 65 | 290 | 150 | 65 | 290 | 150 | ||
| 80 | 310 | 160 | 80 | 310 | 160 | ||
| 100 | 350 | 175 | 100 | 350 | 175 | ||
| 125 | 400 | 195 | 125 | 400 | 195 | ||
| 150 | 480 | 225 | 150 | 480 | 225 | ||
| 200 | 600 | 250 | 200 | 600 | 250 | ||
| 250 | 650 | 270 | 250 | 650 | 270 | ||
| 300 | 750 | 290 | 300 | 750 | 300 | ||
| H41W-2.5 | 15 | 130 | 90 | H41W-6.4 | 20 | 190 | 110 |
| 20 | 150 | 105 | 25 | 210 | 125 | ||
| 25 | 160 | 115 | 32 | 230 | 152 | ||
| 32 | 180 | 120 | 40 | 260 | 168 | ||
| 40 | 200 | 135 | 50 | 300 | 170 | ||
| 50 | 230 | 140 | 65 | 340 | 188 | ||
| 65 | 290 | 150 | 80 | 380 | 205 | ||
| 80 | 310 | 160 | 100 | 430 | 230 | ||
| 100 | 350 | 175 | 125 | 500 | 280 | ||
| 125 | 400 | 195 | 150 | 550 | 300 | ||
| 150 | 480 | 225 | 200 | 650 | 350 | ||
| 200 | 600 | 250 | |||||
| 250 | 650 | 270 | |||||
| 300 | 750 | 300 | |||||
