不銹鋼球閥材料組合表(詳見第110頁)
材料組合代號 | 型號示例 | 閥體 | 球座密封 | 閥桿密封 | zui高壓力 | 適用介質(zhì) |
4425 | RKH-G3/4-20 4425 | 316Ti | POM | FPM | 400 bar | 水、油,-30℃~+100℃ |
4465 | RKH-G3/4-20 4465 | 316Ti | PEEK | FPM | 400 bar | 適用于氟橡膠的化學(xué)介質(zhì),-30℃~+200℃ |
4466 | RKH-G3/4-20 4466 | 316Ti | PEEK | EPDM | 400 bar | 適用于乙丙橡膠的化學(xué)介質(zhì),-50℃~+150℃ |
4447 | RKH-G3/4-20 4447 | 316Ti | PTFE | KALREZ | 100 bar | *的耐腐蝕性,-15℃~+250℃ |
閥體尺寸及工作壓力,適用于各種接口形式
通徑 DN | 工作壓力bar(各種密封) | L1 mm | B mm | H mm | H1 mm | H2 mm | H4 mm | M mm | SW mm | ||
PEEK | POM | PTFE | |||||||||
4 至 8 | 400 | 400 | 100 | 36 | 35 | 43.5 | 32 | 8 | 13 | M5 | 9 |
10 | 400 | 400 | 100 | 43 | 42 | 49.5 | 38 | 8 | 16.5 | M5 | 9 |
13 | 400 | 400 | 100 | 48 | 45 | 52 | 40 | 8 | 18 | M5 | 9 |
16 | 400 | 400 | 100 | 48 | 50 | 62 | 46 | 12 | 19 | M6 | 12 |
20 | 400 | 400 | 100 | 62 | 60 | 74 | 57 | 12 | 25.5 | M6 | 14 |
25 | 400 | 400 | 100 | 66 | 65 | 79 | 63 | 12 | 28 | M6 | 14 |
32 | 350 | 350 | 100 | 81 | 90 | 104 | 84 | 13.5 | 38 | M8 | 17 |
40 | 350 | 350 | 100 | 85 | 100 | 111 | 92 | 13.5 | 41.5 | M8 | 17 |
50 | 350 | 350 | 100 | 100 | 115 | 130 | 111 | 13.5 | 50 | M8 | 19 |