德國ARI艾瑞平衡閥│ASTRA-Plus│水系統(tǒng)平衡閥│蒸汽系統(tǒng)平衡閥
德國ARI艾瑞平衡閥│ASTRA-Plus│水系統(tǒng)平衡閥│蒸汽系統(tǒng)平衡閥-維護(hù)自由金屬密封,直刺。acc面對面尺寸基本范圍1。DIN EN 558在DN150數(shù)字旅游指標(biāo),在DN250汽封,15 - 400 DN,PN 16日材料:EN-JS1049,分別達(dá)到175°C 350°C
產(chǎn)品特點(diǎn)：
·填料密封 (DN 250-400)
·波紋管防扭曲裝置
·暗桿設(shè)計（內(nèi)螺紋提升）
·帶行程限位器
·帶閥位指示
·閥桿螺紋位于閥體外部
·可以*保溫，符合德國節(jié)能規(guī)定- EnEV
·不含石棉
ASTRA
·雙重密封
·壓蓋填料密封
·EDD 波紋管密封
·軟密封閥頭
·免維護(hù)
ASTRA-Plus
·波紋管密封 (DN 15-200)
·金屬密封閥頭
·免維護(hù) (DN 15-200)
 ASTRA-Plus: Reliable seal, even under difficult conditions, through bellows-seal rn(in accordance with TA-Luft Technical Instructions). rnFor maximum temperatures up to +350°C. |  Precision through optimised regulating function through optimised regulating function rn(screw-down globe concept screw-down globe concept) |
 Ideal regulating properties through equal percentage rncharacteristic curve up to a stroke of 45% (linear characteristic rncurve in the regulating range above stroke > 45%)
|  ARImetec-D - Accuracy by integrated differential pressure sensor with digital data processing. rnFor hydraulic balancing, flow rate and differential pressure measurement. |
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