Product Overview

Our DN15-DN50 forged steel cryogenic gate valve is engineered for precision flow control in small-scale LNG, laboratory gas, and compact cryogenic systems. Manufactured from ASTM A350 LF2 forged steel with extended cryogenic bonnet design, it ensures bubble-tight shutoff at temperatures down to -196°C (-320°F).

Key Features

1. Precision Compact Design

• Space-saving forged steel body?optimized for DN15-DN50 pipelines
• API 598 Class VI sealing?with lapped seat surfaces
• Low-profile flange design?(EN 1092-1 compliant)

2. Certified Cryogenic Performance

• Extended bonnet?(200mm standard) prevents stem freezing
• Deep cryogenic treatment?with liquid nitrogen stabilization
• Vacuum jacketing option?for ultra-low temp insulation

3. Superior Forged Steel Construction

• ASTM A350 LF2 forged body?(SS304/316 stem optional)
• STL hard-faced seats?for extended service life
• Fire-safe design?compliant with API 607/6FA

Applications

1. Small-Scale LNG Systems

? LNG dispensing nozzles
? Mobile storage tank piping
? Skid-mounted vaporizers

2. Laboratory & Research

? Superconducting test rigs
? Precision gas delivery systems
? Instrument cooling circuits

3. Specialty Gas Engineering

? Electronic-grade gas control
? Medical gas distribution
? Semiconductor equipment

Competitive Advantages