Galvanized Pipe Cap (Female NPT) – Class 150 Malleable Iron, UL/FM Listed

Need a clean, secure way to end your galvanized pipe run? Our Galvanized Malleable Iron Pipe Caps provide a strong, threaded closure for pipe ends in any NPT system.

Made from premium malleable iron (ASTM A197) and hot-dip galvanized per ASTM A153, these caps deliver excellent corrosion resistance and long service life. They are Class 150 rated and ideal for:

• Plumbing, water lines, and irrigation systems
• Air, natural gas, and low-pressure steam applications
• Industrial piping, HVAC, and compressed air setups
• DIY projects, pipe railings, furniture, or structural builds

Key Features:

• Connection Type: Female NPT (National Pipe Tapered) threads for a tight, leak-resistant seal
• Pressure Rating: 150 psi saturated steam / 300 psi WOG at 150°F
• Finish: Hot-dip galvanized for superior rust protection in moist or outdoor environments
• Standards: Meets or exceeds ASME B16.3 and UL/FM requirements (where applicable)