產(chǎn)品類型 Product type | 殼體強度試驗/MPa Sheli strangth test | 上密封試驗/MPa Back seal test | 密封試驗/MPa Seal test | 適用介質(zhì) Applicable medium | 適用溫度/℃ Applicable temperature |
NKJ61H-40 | 6.O | 4.4 | 4.4 | 水、蒸汽、空氣 Water、Steam、Air | ≤425 |
NKJ61H-64 | 96 | 7.O | 7.O | ||
NKJ61H-100 | 15.O | 11.0 | 11.O | ||
NKJ61Y-40l | 6.O | 4.4 | 4.4 | 水、蒸汽、空氣 Water、Steam、Air | ≤550 |
NKJ61Y-64l | 9.6 | 7.0 | 7.O | ||
NKJ61Y-1OOI | 15.O | 11.O | 11.O |
零件名稱 Part name | 閥體、閥蓋 Body Bonnet | 閥桿 Valve Stem | 閥瓣 Disc | 密封面 Sealing face | 閥桿螺母 Yokenut | 填料 Packing | 緊固件 Fasteher |
NKJ61H-C型 | 25或WCB | 鉻不銹鋼 Crstain mless teel | 鉻不銹鋼 Crstain mless steel | H:合金鋼 H:alloy steel | 鋁青銅 AI bronze | 膨脹復(fù)合石墨 Expanding compound graphlte | 優(yōu)質(zhì)碳鋼 High-grade carbon steel |
NKJ61Y-l型 | 鉻鉬鋼 Cr.Mo steel | 20CrlM01vA 或38CrMoAlA | 12CrlMo 1VA | Y:硬質(zhì)合金 Y:oarbide alloy | 鉻鉬鋼 Cr.Mo steel |
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