Black iron pipe fittings are typically made from mild steel or cast iron. They are coated with a black oxide layer, which provides corrosion resistance and gives them a characteristic black appearance.
Black heart pipe fittings, also known as black iron pipe fittings, refer to a type of pipe fitting made from black steel or iron. The term “black heart” is often used to describe the appearance and characteristics of these fittings.
If you consider to purchase quality black iron pipe fittings, please contact with Fluid Tech, a leading China manufacturer and supplier of iron pipe fittings.
