Z45-300 A NRS Gate Valve 300 PSI

Description

⚙️ Core Technical Specifications

Parameter	Specification Details
Model Designation	Z45-300A / Z45-300
Size Range	Available from 2″ to 12″ (DN50 to DN300)
Working Pressure	Rated up to 300 PSI (20.7 bar) maximum working pressure
Testing Pressure	Hydrostatic Shell Test: 600 PSI (41.4 bar) / Seat Test: 330 PSI (22.8 bar)
Working Temperature	0°C to 80°C (32°F to 176°F)
Face-to-Face Standard	Complies with ASME B16.10 standards
End Configurations	Available in Flanged x Flanged, Grooved x Grooved, or Flanged x Grooved

🧱 Material Composition

- Valve Body & Bonnet: Heavy-duty Ductile Iron (ASTM A536 Grade 65-45-12)
- Resilient Wedge: Ductile Iron core fully encapsulated in high-grade EPDM rubber for bubble-tight sealing
- Stem: High-strength, corrosion-resistant Stainless Steel or Bronze
- Stem Nut: Durable, wear-resistant Bronze
- Protective Coating: Electrostatically applied Fusion-Bonded Epoxy (FBE) coating on both internal and external surfaces (RAL 3000 Fire Red) in compliance with AWWA C550

📜 Design Standards & Approvals

- Fire Safety Certifications: UL Listed, CUL Listed, and FM Approved
  (conforming to UL 262 and FM 1120/1130 standards)
- Design Standards: Strictly complies with ANSI/AWWA C515 for thin-walled resilient-seated gate valves
- Indicator Post Integration: The top bonnet features a standardized mounting pad ready to host a Vertical Indicator Post (IP) or a Wall Indicator Post to display valve status safely from afar
- Potable Water Safety: Available with optional lead-free NSF/ANSI 61 and NSF/ANSI 372 compliance