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Help CenterMSS SP-70 Compliant ANSI Hard Seal Cast Iron Gate Valve Featuring Cast Iron Body and EPDM/NBR Gasket for Reliable Sealing
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Engineered for demanding industrial applications, our Cast Iron Gate Valve delivers exceptional sealing reliability through its hard seal design with EPDM/NBR gaskets. Compliant with MSS SP-70 and ANSI standards, this valve ensures operational safety in high-pressure systems while minimizing maintenance requirements.
Manufactured by Chengxin Valve Co., Ltd. since 1993, this product reflects our commitment to precision engineering and quality assurance. The corrosion-resistant cast iron construction provides extended service life, making it ideal for infrastructure projects across multiple continents.
Key advantages include:
Zero-leak performance even under thermal cycling conditions
Reduced torque requirements for smoother operation
Interchangeable components for simplified maintenance
EPDM/NBR sealing compatible with diverse media including potable water
Technical Specifications:
| Parameter | Standard Range | Custom Options |
| Pressure Class | Class 150 | Class 125-250 |
| Face-to-Face Dimensions | ASME B16.10 | API 6D available |
| End Connections | RF Flanges | RTJ, SW, NPT |
| Seat Test Pressure | 1.1 x rated pressure | Higher upon request |
The advanced wedge design ensures uniform sealing pressure distribution while the non-rising stem configuration allows installation in space-constrained environments. Our valves undergo rigorous quality checks at all manufacturing stages, supported by ISO9001-certified processes.
FAQs:
Q: What media are compatible with EPDM/NBR seals?
A: Suitable for water, air, steam, and mild chemicals up to 120°C.Q: Are special tools required for maintenance?
A: Standard valve maintenance kits suffice for seal replacement.Q: Can you provide documentation for MSS SP-70 compliance?
A: Full certification packages accompany shipments.Q: What's the typical lead time for DN300 valves?
A: 30-45 days for standard configurations.Q: Do you offer actuated versions?
A: Electric/pneumatic actuators available as optional accessories.
Backed by our 50,000m² manufacturing facility and direct shipment from major Chinese ports, we guarantee consistent quality for projects in South America, Eastern Europe, Africa, and the Middle East. Contact our engineering team today for project-specific quotations or technical consultation.
All valves include standard export packaging with wooden crates, with optional epoxy coating for enhanced corrosion protection during transit. Leverage our three decades of industrial valve expertise to secure your critical flow control applications.
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