The John Fig 70 Safety Relief Valve incorporates a top-guided design with unobstructed seat bores and high lift ability. The bronze valve body can be supplied with resilient trim or metal trim based on requirements.
The John Fig 70 is suitable for air/gas, steam/hot water (above 100°C) and liquid applications. For inline checking, test levers and the option of a sealed dome can be supplied for service conditions with the requisite of a pressure-tight seal on the discharge side, e.g., liquid service with enclosed discharge.