Product Detail
Cryogenic ball valve
Main features: Low temperature ball valve is designed with extended bonnet, which can protect stem packing and stuffing box area to avoid the effect from low temperature that causing the stem packing lost its elasticity. Extended area is also convenient for insulation protection. Valves are suitable for Ethylene, LNG plants, air separation plant, Petrochemical gas separation plant, PSA oxygen plant, etc.
Design standard ：API 6D API 608 ISO 17292 BS 6364
Product range ：
1. Pressure range ：CLASS 150Lb~900Lb
2. Nominal diameter ： NPS 1/2~24″
3. Body material：Stainless steel, Nickel alloy
4. End connection ： RF RTJ BW
5. Minimum working temperature：-196℃
6.Mode of operation： Lever, Gear box, Electric, Pneumatic, hydraulic device, Pneumatic-hydraulic device；
Product features：
1. Flow resistance is small, fire safe, antistatic design;
2.Floating type and trunnion mounted type can be chosen according to requirement；
3. Soft seat design with good sealing performance;
4. When valve is in full open position, seat surfaces are outside flow stream that always in full contact with gate that can protect seat surfaces;
5. Multi seal on stem with good sealing performance ;
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