?Nominal diameter: DN15-DN250 ?Nominal pressure: 4MPa ?Applicable medium: R12, R22, R502, R134a, R404a, R507, R717 and other refrigerants. Ap ...Explore More
?????:DN15-DN250 ?Nominal diameter: DN15-DN250 ?????:4MPa ?Nominal pressure: 4MPa ?????:R12,R22,R502,R134a,R404a,R507,R717????? ?Applicable mediu ...Explore More