4" x 1-1/2" Black Malleable Iron Coupling 11-1 material: Copper connection: One Sweat

material:    Copper connection:    One Sweat

material:   Black Malleable Iron connection:   Threaded Thread Type:   Female Features:   Meets or exceeds all applicable ASTM and ANSI standards   100% pressure tested before leaving the factory

This sophisticated chemical analysis is complemented by rigorous quality control of incoming raw materials and iron processing

Material:    Copper Connection:    One Sweat

One Threaded Thread Type:    Female Features:    Made in the USA    Lightweight and Strong    IAPMO approved    ANSI approved

4" x 1-1/2" Black Malleable Iron Coupling 11-1 material: Copper connection: One SweatWard Class 150 Malleable Iron Fittings are made with the most sophisticated metallurgical and processing controls available. Iron samples are continuously analyzed using spectroscopy to conform the material quality. This sophisticated chemical analysis is complemented by rigorous quality control of incoming raw materials and iron processing. The final casting produced by this detailed attention to quality is a close grained, high strength, non porous