50+ Years Anti-Corrosion: Hot-dip galvanized finish forms compact zinc alloy layer resisting rust, acid, and moisture for over 50 years.
ASTM A197 Raw Material: Made from high-toughness malleable cast iron ensuring anti-impact performance and no brittle cracking.
100% Pressure Tested: Every batch passes hydraulic test, dimension, and thread inspection before shipment for zero leakage.
No Welding Required: Threaded connection with a pipe wrench shortens construction period and significantly lowers labor costs.
CNC Precision Thread: NPT/BSP/ISO7 machined threads feature uniform pitch for tight seals, preventing leakage or slipping.
Comprehensive OEM/ODM: Supports full-range customization including samples, designs, specifications, logos, and surface finishes.
Global Certification: Products certified by UL, FM, and ISO 9001, suitable for fire protection, water, and gas systems.