
Pump Crankshaft
The pump crankshaft is the core transmission component in a reciprocating piston pump or plunger pump. It converts the rotary motion of an electric motor (or other prime mover) into the reciprocating linear motion of a piston or plunger, thus driving the pump.
Pump Crankshaft for Applicable Pump Models
Weir SPM TWS600
TWS600S Crankshaft assembly
Weir SPM TWS2250
Weir SPM QWS1000
Weir SPM QWS2500SD
QWS2500
Weir SPM QWS2800
Product advantages
High Pressure Resistance: Forged from high-strength alloy, it can withstand a maximum working pressure of up to 140 MPa.
Precise Dimensions: CNC machined with tolerances controlled within ±0.01mm to ensure precise fit.
Strong Corrosion Resistance: Chrome-plated journal surfaces effectively resist corrosion from water, salt water, and weak acids and alkalis.
Product Details

FAQ
Q: What are the main application areas of pump crankshafts?
A: Pump crankshafts are widely used in industries such as petroleum, chemical, construction, and mining, and are particularly suitable for pump equipment requiring high-load, high-pressure operation.
Q: What are the shipping methods for pump crankshafts?
A: We offer multiple logistics options including sea freight, air freight, and express delivery. Customers can choose the most suitable delivery method according to their needs.
Q: What is the delivery time for pump crankshafts?
A: Depending on the shipping method, sea freight typically takes 30-45 days, and air freight takes 7-10 days. Please confirm the specific delivery time based on the destination and shipping method.
Q: What quality certificates or reports can your company provide?
A: We can provide a complete set of documents, including material certificates, third-party inspection reports (such as SGS/BV), heat treatment reports, dimensional inspection reports, and factory certificates of conformity.
Q: What is the customization process for pump crankshafts?
A: Customers need to provide detailed drawings or samples, specifying material requirements, heat treatment requirements, and pump model. We will conduct a technical evaluation, provide a quotation, and after confirmation, sign a contract and arrange production.
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