公稱壓力 Nominal Pressure(MPa) | 公稱通徑 Nominal Diameter(mm) | 適用介質(zhì) Applicable Medium |
1.0 | 65~125 | 淡水、滑油、燃油和 t≤300℃蒸汽 Fresh water, Lubricanting oil, Fuel oil, t≤300℃ steam. |
1.6 | 20~125 | |
2.5 | 20~100 |
零件名稱 Parts Name | 材料 Material | ||
名稱 Name | 牌號(hào) Marks | ||
閥體、閥蓋 Body/Cover | 鑄鋼 Cast Steel | ZG230-450 | |
閥盤(pán) Disc | 優(yōu)質(zhì)碳素鋼 High-quality Carbon Steel | 鋼 25 | |
閥盤(pán)密封圈 Disc Seal ring | 焊不銹鋼 Weld Stainless Steel | H2C r13 | |
閥體密封圈 Body Seal ring | PN≤2.5 | 焊不銹鋼 Weld Stainless Steel | H1Cr18N19Ti |
PN≥4.O | 焊不銹鋼 Weld Stainless Steel | H2Cr13 |