德国ARI艾瑞平衡阀│ASTRA-Plus│水系统平衡阀│蒸汽系统平衡阀
德国ARI艾瑞平衡阀│ASTRA-Plus│水系统平衡阀│蒸汽系统平衡阀-维护自由金属密封,直刺。acc面对面尺寸基本范围1。DIN EN 558在DN150数字旅游指标,在DN250汽封,15 - 400 DN,PN 16日材料:EN-JS1049,分别达到175°C 350°C
产品特点：
·填料密封 (DN 250-400)
·波纹管防扭曲装置
·暗杆设计（内螺纹提升）
·带行程限位器
·带阀位指示
·阀杆螺纹位于阀体外部
·可以*保温，符合德国节能规定- EnEV
·不含石棉
ASTRA
·双重密封
·压盖填料密封
·EDD 波纹管密封
·软密封阀头
·免维护
ASTRA-Plus
·波纹管密封 (DN 15-200)
·金属密封阀头
·免维护 (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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