Industrial special automatic valve manufacturer, Safety valve, Reducing valve, Gas valve, Steam trap and more
JSV-BF21/22/31 (Balanced Bellows Type)
This product has been designed according to the KS B 6216 specifications for safety valves used for steam and gas. A balance structured bellows is inserted to ensure there is no effect from the pressure, and the structure ensures the liquid let out does not leak out of the main body. The material of the bellows is SUS316, making it strongly resistant to corrosion. The spring has been manufactured within the range of the maximum effective stress of the material. It has received certification from the Occupational Safety and Health Agency and Korea Gas Safety Corporation. For leakages, the standard of API STD 527 applies.
Product specification
MODEL | FORMAT | APPLICABLE LIQUIDS |
CORRECT TEMPE RATURE TO BE APPLIED °C |
CORRECT PRESSURE TO BE APPLIED MPA (KGF/CM²) |
HOW TO CONNECT THE ITEM |
MATERIAL | COVER/LEVER FORMAT |
||||
---|---|---|---|---|---|---|---|---|---|---|---|
MAIN BODY |
KEY PART | COVER | SPRING | ||||||||
JSV-BF21 | Inspected by the Korea Gas Safety Corporation |
Full bore type |
Steam Gas Liquid |
-29~400 | 0.07~2.2 (0.7~22.0) |
JIS,ASME,ISO, DIN,Flanged |
Cast Steel | Stainless Steel |
Cast Steel | Carbon Steel Stainless Steel Inconel |
CN PL |
JSV-BF22 | -196~400 | Stainless Steel |
Stainless Steel |
||||||||
JSV-BF31 | Certified by the Occupational Safety and Health Agency |
Steam Liquid |
-44~400 | Cast Steel Stainless Steel Bronze |
Cast Steel Stainless Steel Bronze |
CN CL PL OL |
Product certification
This product has been designed, labeled and manufactured according to the rules of certification as marked below.