Automatic testing process line under ISO9001 can ensure the product quality.
High leak-integrity performance is guaranteed through 100% tests among batches.
Positive operation can be achieved by mechanical link of the upper and lower spindle.
Safety-relief device is equipped for relieving gas while there is excessive pressure.Temperature relief is also available.
Quick and easy manual operation with the help of ergonomic designing.
Heavy-duty forged brass body are made for durability and high pressure.