H61H, H61Y PN25~PN160 socket welded steel check valves

Brief introduction:
Three types of body cover connection design. * bolted bonnet: valves in this design with body and bonnet bolted and nut, wound gasket (made of 316 clip flexible graphite) sealed. Customers have special requirements can also use metal ring connection. The second design is a welded bonnet, in which the valve body is threaded to the bonnet and fully welded sealed. Customers have special requirements can also use penetration welding connection. The third type is the pressure self - tightening cover, designed in this design, the valve body and cover with screw connection, internal pressure self - sealing ring.
Executive standard:
Design and manufacture: mssp-118, ASME B16.34
Validation and testing: API 598
Tags: MSS - SP - 25
Scope of use: the product can be used in petroleum, chemical and other industries.
The product conforms to the standard: JB/T 7746 No Information

Main performance parameters

model	Nominal pressure PN	Applicable temperature /°C	Applicable medium
H61H-25~160 H61Y-25~160	25~160	≤450	Water, steam, oil
H61H-25I~160I H61Y-25I~160I	25~160	≤450	Water, steam, oil
H61H-25P~160P H61Y-25P~160P	25~160	≤450	Water, steam, oil

Main overall dimensions

                                                          （unit：mm）