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Ground joint couplings are all-purpose hose couplings, universally recommended for steam hose connections. They are also widely used for air, water, fluid petroleum, chemicals and liquid petroleum gas. The spuds with brass seat can serve in high temperature steam, creating metal to metal seal with the hose stem. By rotating the wing nut onto the spud. ground joint couplings achieve a mechanical, as well as, a pressure seal.

Interlocking clamps can easily fixed steam hose with ground joint hose stem.