電動真空法蘭閘閥試驗壓力Test pressure
公稱壓力PN(MPa) Nominal pressure試驗壓力(MPa)Seal test
殼體強度試驗(MPa)Shell strength test上密封實驗(MPa)Back seal test密封實驗(MPa)Seal test
1.01.51.11.1
1.62.41.81.8
2.53.82.81.8
4

 

電動真空法蘭閘閥試驗壓力Test pressure
公稱壓力PN(MPa) Nominal pressure		試驗壓力(MPa)Seal test
		殼體強度試驗(MPa)Shell strength test		上密封實驗(MPa)Back seal test		密封實驗(MPa)Seal test
1.0		1.5		1.1		1.1
1.6		2.4		1.8		1.8
2.5		3.8		2.8		1.8
4.0		6.0		4.4		4.4
6.4		9.6		7.0		7.0
10.0		15.0		11.0		11.0
電動真空法蘭閘閥使用范圍Applicable
產(chǎn)品類型Produect type			適用介質(zhì)Applicable medium		適用溫度Applicable temperature
(KZ44H KZ944H)-C型			水、蒸汽、空氣Water.steam.air		≤425
(KZ44Y KZ964Y)-C型			水、蒸汽、空氣Water.steam.air		≤425
主要零件材料Material for main parts
零件名稱Part name	閥體、閥蓋Body.bonnet	閥桿stem	閘板Wedge gate	密封面Sealing face	閥桿螺母Yoke nut	填料Packing	緊固鋼Fastener
(HDKZ44H HDKZ944H)-C型	WCB	2Cr13	25	H:合金鋼H:alloy steel	鋁青銅Al bronze	膨脹復合石墨Expanding compund graphite	優(yōu)質(zhì)碳鋼High-grade carbon steel
(HDKZ44Y HDKZ964Y)-I型	鉻鉬鋼Cr.Mo.Steel	20Cr1Mo1VA	20Cr1Mo1VA	Y:硬質(zhì)合金Y:carbide alloy	鋁青銅Al bronze		鉻鉬鋼Cr.Mo.Steel