FM, UL&CE approved
Material: ductile cast-iron ASTM-A536
Surface coating: 1,Painting 2,Epoxy 3,Dacromet 4,Galvanized
Color: 1,Red(Red 3000) 2,Orange 3,White 4,Blue
Application: Fire protection
Note: Painting or epoxy coating are fit for water system at ordinary temperature if any apply on other occasions, please contact our engineer.

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