It has a T-shaped design that aids in an optimized and streamlined flow of cryogenic liquid and gases. All extended and non-extended CVT head-works are fitted with graphite sealing packings and with graphite-body and bonnet joints. It has a metal-to-metal cone seat design with dual sealing for a tight shut off. The valve is cleaned and de-greased for all oxygen service applications. The specifications include a maximum working pressure of 50 bar or 725 psi, maximum temperature of +120-degree celsius, minimum temperature of -196 degree celsius. It is accredited to standard marking according to the pressure equipment directive.