SCA
- ZENGO INTERNATIONAL LTD.
- product brand:CONTROA
- رقم الكشك：W4B20
- product specification:R717 R744
- product category:制冷设备-制冷系统设备和配件-阀
- product introduction:RefrigerantsApplicable to HCFC, HFC, R717 (Ammonia).R744 (CO,), Propane, Butane, lso-Butane andEthane.
R717 Heat Pump and Propylene applicationswith replaced O-ring.
