Details of ductile iron grooved fitting: Material: ductile iron Type: coupling, cross, elbow, tee, cap, mechanical tee, mechanical cross, reducer, etc Technics: casting Shape: equal, reducing Head code: square Connection: grooved, threaded (male or female) Surface: painted, dacromat, galvanized, epoxy Size: 1"- 16" Gasket type: EPDM, nitrile, silicon Working pressure: 300 psi, 500 psi Agency approval: UL, FM.
