Design and manufacturing:API 6D, GB/T 12237
The structural length:GB/T 12221
Connection forms:HG/T 20592-20605, GB/T 9112-9124
Inspection and test:GB/T 13927
Caliber: 1/2″ ~ 48″ (DN15 ~ DN1200)
Pressure temporature level:GB/T 12224, ASME B16.34
Drive mode:Manual, Worm Gear, Pneumatic, Electric, Hydraulic etc.
Pressure: PN1.6 MPa ~ PN42.0 MPa Class 150 ~ Class 2500
Operating Mechanism (Drive Mode):
Manual (TG216, TG217, TG218)
Gear Operated (TG221)
Electric Actuator (Optional for all models)
Pneumatic Actuator (Optional for all models)
Hydraulic Actuator (Optional for all models)
Materials
• Body: Carbon Steel (A105), Stainless Steel (304, 316), or Alloy Steel
• Ball: Stainless Steel (304, 316)
• Seals: PTFE, RPTFE, Metal-to-Metal (for high temperature applications)
• Stem: Stainless Steel
Certifications
• Compliance: API 6D, ISO 9001, CE, PED, and other international standards.
• Full Bore Design: Minimizes pressure drop and turbulence.
• Welded Body: Eliminates the risk of leakage from bolted connections.
• Buried Applications: Specially designed for direct burial (TG222, TG224) with long service life.
• Maintenance-Free: With no need for regular servicing in buried or hard-to-access areas.
• Temperature Range:
o -29°C ~ 200°C (-20°F ~ 392°F) depending on materials and seals.
• Corrosion Resistance: High-quality materials suitable for gas and corrosive environments.
• Fire-Safe Design: Available as per API 607, ISO 10497.
Design and Manufacturing Standards: API 6D, GB/T 12237
Structural Length Standard: GB/T 12221
Connection Forms Standards:
Flanged Connections: HG/T 20592-20605, GB/T 9112-9124
Threaded Connections: NPT, BSP, per ISO 7-1
Welded Connections: ASME B16.25
Inspection and Test Standards: API 598, GB/T 13927
Available Sizes (Caliber)
• Range:1/2″ ~ 48″ (DN15 ~ DN1200)
Pressure-Temperature Rating
GB/T 12224, ASME B16.34
• Pressure Range:
:PN1.6 MPa ~ PN42.0 MPa
Class 150 ~ Class 2500
Applications:
o Oil and Gas Pipelines
o Natural Gas Transmission
o City Gas Distribution
o Petrochemical Industry
o Heat Supply Systems
o Water Systems (including buried installations)
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