韩国GINICE吉尼斯，二通阀GVF-21.80， DN 80，代理商
韩国GINICE吉尼斯，二通阀GVF-21.80， DN 80，代理商
韩国GINICE吉尼斯，二通阀GVF-21.80， DN 80，代理商
| 2-WAY CONTROL VALVE GVF21 시리즈 (15A~150A) | GVF21 시리즈 (200A~350A) |
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| 2-WAY CONTROL VALVE (GVF21 시리즈 (15A~150A)) GVF 21 “is intended to control two positions or the proportionof cold/hot water, steam and air.The body is made of cast-iron and the valve stem, seat, and valve plugare of stainless.The stuffing box prevents leakage by using O-ring and Viton.The feature curve of the valve is equal percentage or linear type. |
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| Hot water : max. 120℃Chilled water : -25℃ max. in closed circuit only Water with following additives ; - Hydrazine, Phosphate, for frost protection - Glycol, max. 50%, for frost protection - Saturated steam, superheated steam. |
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| hOperating pressure : 10Kgf/cm²hOperating temp : - 25 ~ 120℃hValve curve : Equal percentage or LinearhLeakage rate : ≤0.01% of Kvs value Class ⅣhConnection : JIS 10K RF type |