產(chǎn)品性能參數(shù)
型號(hào) |
整定壓力范圍/Mpa |
密封試驗(yàn)壓力/Mpa |
排放壓力/Mpa |
回座壓力/Mpa |
開啟高度/mm |
排量系數(shù) |
WA42Y-16C WA42Y-16P |
Pk=0.1-1.6 |
Pk<0.3時(shí),Pk-0.03,pk>0.3時(shí),為90%整定壓力 |
≤1.1*整定壓力 |
≥85%整定壓力 |
≥1/4喉徑 |
0.6 |
WA42Y-25 WA42Y-25P |
Pk=1.3-2.5 |
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WA42Y-40 WA42Y-40P |
Pk=1.6-4.0 |
產(chǎn)品主要零件材料
型號(hào) |
適用介質(zhì) |
適用溫度/℃ |
零件名稱 |
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閥體 |
閥座、導(dǎo)向套 |
彈簧 |
調(diào)節(jié)螺桿 |
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WA42Y-16C WA42Y-25 WA42Y-40 |
空氣、石油氣、無腐蝕性氣體等 |
-29-300 |
碳素鋼 |
2Cr13 |
50CrVA |
碳素鋼 |
WA42Y-16P WA42Y-25P WA42Y-40P |
若腐蝕性氣體等 |
-40-150 |
鉻鎳鈦不銹鋼 |
50CrVA |