H61H/H11H Forged Steel Check Valve1
H61H/H11H Forged Steel Check Valve2
H61H/H11H Forged Steel Check Valve3
H61H/H11H Forged Steel Check Valve4

H61H/H11H Forged Steel Check Valve

Size Range: DN15-DN50

Pressure: PN16-PN420/150LB-2500LB

Body Materials: A105/F11/F304/ F316/F316L

Seat Materials: 13Cr/Stainless Steel/Hard Alloy

Disc Materials: A105/F11/F304/ F316/F316L

Stem Materials: 304/316

Introduction

Product Identification

Forged steel check valve is a valve that automatically opens and closes the valve disc depending on the flow of the medium itself to prevent the backflow of the medium. It is made of forged steel and has high strength and pressure-bearing capacity. The material is diverse to adapt to different environments. It has the characteristics of high pressure resistance, corrosion resistance, and high temperature resistance. It has a simple structure and is easy to use. It is widely used in many industries such as petroleum, chemical, and natural gas.


Product Advantages

1. The material is made of high-quality forged steel, and the chemical composition and mechanical properties meet national standards. Material reports can be provided.
2. The internal parts are processed by CNC machine tools, with precise matching, interchangeable parts, and smooth and beautiful appearance.
3. The sealing surface is plasma surfacing to increase the wear resistance of the valve, and the hardness meets national standards.
4. The cleanliness of the inner cavity meets the JB/T7748 standard and meets the long-term storage requirements of the valve.
5. Each valve is subjected to double-layer pressure testing of the shell and seal in accordance with national standards before leaving the factory.

Parameters

Parameter information:
1. Valve implementation standards:
Name Design and manufacturing Connection Standards Structure length Pressure test standard      
Reference Standards API 602 ASME B16.11 ASME B16.10 API 598      
2. Main parts information:
Name Valve body Valve Seat Valve disc spring      
Material and Description A105 13Cr A105 304      
3. Size information:
Nominal size        
DN NPS(Inch) L H Φd T    
15 1/2'' 79 55 10.5 10    
20 3/4'' 92 58 13 13    
25 1'' 111 78 18 13    
32 1 1/4'' 120 88 23 13    
40 1 1/2'' 152 96 28 13    
50 2'' 172 108 36 15    
Application
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