Mud  Pump Valve Assembly

Valve assembly is installed in the module of mud pump fluid end. It consists of valve body, valve insert and valve seat.

Feature:

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Types: full open, three web, four web

Size: API 4#，5#，6#，7#，8#

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Material: solid forged by high quality alloy steel 20Cr

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Manufacturing process: Forging, carburizing and quenching

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Depth of carburized layer: 1.80~2.22mm

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Hardness: HRC58~65

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Valve insert material: CPU (composite polyurethane)

                                      TPU (high temperature resistance polyurethane)

                                      NBR (nitrile rubber buna)       

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Surface treatment: Grit blasting

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Temperature tolerance property: -60℃~100℃

Full Open Valve and Seat

also named wing guided with full open seat;

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The valve insert can be snapped on easily or bonded urethane insert.

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Connection between guide wing and valve body: 

inertia welded and solid forged

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There are different styles:

regular full open valve and seat

full open valve and seat with bonded insert

roughneck style full open valve and seat

G2 style full open valve and seat

3 web/4 web design Valve and Seat

also named stem guided with full open seat;

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4 web design valve and seat=cross arms valve and seat

Well Service Fracturing/Plunger Pump Valve and Seat

Valve Insert

Valve Spring