Media: | Water/Oil/Gas etc |
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Material: | SS304/SS316/Wcb |
Connection Form: | Welding/Thread/Flanges/Clamps |
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Detailed Information:
1. Advanced 3-Piece Design
• Removable center section allows easy inspection/cleaning without removing end flanges
• Bolt-adjustable sealing compensates for seat wear over time
• Full-bore construction ensures minimal pressure drop (also available in reduced bore)
• Fire-safe design compliant with API 607/6FA standards
2. Premium Material Construction
• Body Materials: 304/316L stainless steel (ASTM A351 CF8/CF8M)
• Ball: 316SS with precision polishing (Ra≤0.8μm mirror finish available)
• Seats: Reinforced PTFE, RPTFE, or metal-seated (PEEK for high-temp)
• Stem: 316SS with anti-blowout design (ISO 5211 mounting pad)
3. Superior Technical Performance
• Pressure Rating: Class 150 to 600 (PN16 to PN100)
• Temperature Range:
--Standard: -29°C to +180°C (PTFE seats)
--High-temp: Up to +400°C (metal seats)
• Size Range: DN15-DN300 (½"-12")
• Leakage Class: ANSI/FCI 70-2 Class VI (bubble-tight)
4. Enhanced Safety Features
• Double-sealed stem with self-lubricating packing
• Anti-static device per ISO 15848-1
• Fire-safe stem seal (graphite packing available)
• Locking device for safety compliance
5. Certifications & Compliance
• ISO 9001:2015 certified manufacturing
• PED 2014/68/EU compliant (with CE marking)
• NACE MR0175 for sour service
• 3.1 material certificates with full traceability