Materials:
Coupling:Steel(Nickel-plating)
Nipple:Hardened steel(Nickel-plating)
Features:
■Heavy-duty design as standard
■Provide an additional O-ring PTFE support ring, Applies to high pressure environment  
■Employs a threaded  nipple locking mechanism, mates with matching male threads on the sleeve.
■Modular construction, broad choice of end configurations
■Connection with pressure up to 5 Mpa is possible 
■Interchangeable with similar products
Interchange:

派克Parker QPHA, Faster CVV