Service Metal

300# Galvanized Malleable Couplings

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SKU:
XGCPL
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  • 300# Galvanized Malleable Coupling
  • Service Metal
  • 300# Galvanized Malleable Coupling Spec Sheet
$18.78 - $190.21

Represents the combined quantity sold of all the sizes under this product SKU.
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Description

300# Galvanized Malleable Iron Coupling

Our 300# Galvanized Malleable Iron Couplings are designed to connect two threaded pipes in a straight run within higher-pressure piping systems where corrosion resistance is required. Manufactured from durable malleable iron and hot-dip galvanized for long-lasting protection, these fittings provide reliable performance in plumbing, waterworks, HVAC, and outdoor applications.

With a 300-pound pressure rating and corrosion-resistant coating, these couplings are ideal for environments exposed to moisture, humidity, and harsh conditions while maintaining strong, leak-resistant connections.

  • Malleable castings conform to ASTM A197
  • Hot-dipped galvanized fittings conform to ASTM A153
  • Malleable fitting dimensions conform to ASME B16.3
  • Malleable bushings, plugs, and locknuts conform to ASME B16.14
  • Malleable unions conform to ASME B16.39
  • NPT threads on all fittings conform to ASME B1.20.1
  • Class 300# fittings are UL listed
  • Female NPT threaded coupling for straight pipe connections
  • Hot-dip galvanized coating for corrosion resistance
  • Suitable for water, air, and outdoor applications
  • Approved to ANSI/NSF 61-4 Annex G and CA AB1953 (<0.25% Lead)
  • Manufacturing facility is ISO certified
  • Country of origin: Thailand & China
Willy knows his pipe sizes
Ask Willy: Need pipe size help?

Use our common pipe diameters and wall thickness chart to confirm sizing before ordering malleable iron fittings.

View Pipe Size Chart PDF Download Spec Sheet PDF View Certificate of Conformance PDF

Browse our full selection of 300# galvanized malleable iron fittings including elbows, tees, couplings, bushings, and more.

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