APPLICATION & COMPONENTS

Pump & valve replacement components

Organize a replacement enquiry around approved geometry, material and delivery condition.

Industrial Pumps, Valves & Process Fluids

Locate the part.
Define the requirements.

Select a component group below.

Document the drawing revision, mating components and known service conditions before reviewing a replacement.

Generated images illustrate the context and component categories. They are not Zhiren project photographs or engineering drawings.

Select a group. Identify your part.

Choose a component to view its function, material candidates and drawing requirements.

Illustrative component locations: Pump components

Numbered locations identify component-family examples. Illustrations do not define dimensions, material grade or interchangeability.

Conceptual part illustration

COMPONENT GUIDE

Pump casing / housing

Pump pressure boundary

Forms the drawing-defined pressure-containing flow passage and pipe interfaces.

Manufacturing & delivery form
Complex casting with drawing-defined interface and sealing-face machining, subject to review.

Strong acids, ammonia and special chemicals require a compatibility review. Component supply does not establish complete-pump performance.

Material candidates

UNS C90500 Tin bronze

A candidate for drawing-specified pump, valve and friction components.

Candidate for drawing review only. Confirm medium, loading, manufacturing condition and the governing standard. Zhiren availability is unconfirmed.

UNS C83600 Leaded red brass

A candidate for specified pump, valve and fitting castings.

Candidate for drawing review only. Contains lead; potable-water suitability must not be assumed. Zhiren availability is unconfirmed.

UNS C95800 Nickel aluminium bronze

A candidate for specified saline-water and wear components.

Candidate for drawing review only. Review water chemistry, flow, mating metals and casting condition; no corrosion or cavitation guarantee. Zhiren availability is unconfirmed.

Confirm the drawing, actual duty, material standard and manufacturing condition. Material substitutions require customer approval, and supply scope is agreed after component review.

Component RFQ requirements

Flow passage: Model, flow-path geometry, wall sections and machining allowances.
Interfaces: Suction/discharge connections, flange or thread standard, cover register and sealing faces.
Fluid & testing: Actual fluid composition, design pressure and temperature, corrosion conditions, defect criteria and agreed leak-test responsibility.
Material specification: Alloy grade, governing standard and revision, manufacturing condition and any restricted substances.
Order & acceptance: Approved drawing revision, quantity, blank or machined delivery, inspection criteria and required records.

Start with your drawing, specified alloy and quantity. Include the required delivery condition and acceptance records so the manufacturing and inspection scope can be reviewed.

Prepare a component enquiry Open component specification guide

Conceptual part illustration

COMPONENT GUIDE

Pump impeller

Centrifugal-pump wet end

The rotating hydraulic component follows the specified vane, hub and shaft geometry.

Manufacturing & delivery form
Impeller casting with hub machining; balancing scope agreed separately.

Material alone does not guarantee pump efficiency; a copper-alloy impeller is not automatically suitable for solids-bearing media.

Material candidates

UNS C90500 Tin bronze

A candidate for drawing-specified pump, valve and friction components.

Candidate for drawing review only. Confirm medium, loading, manufacturing condition and the governing standard. Zhiren availability is unconfirmed.

UNS C95800 Nickel aluminium bronze

A candidate for specified saline-water and wear components.

Candidate for drawing review only. Review water chemistry, flow, mating metals and casting condition; no corrosion or cavitation guarantee. Zhiren availability is unconfirmed.

Confirm the drawing, actual duty, material standard and manufacturing condition. Material substitutions require customer approval, and supply scope is agreed after component review.

Component RFQ requirements

Hydraulic geometry: Open or closed design, vane profile, inlet eye, hub and minimum sections.
Shaft fit: Bore, keyway, rotation, speed and mating-ring clearances.
Finishing & balance: Surface finish, machining allowances, inspection and balancing criteria with the responsible party.
Material specification: Alloy grade, governing standard and revision, manufacturing condition and any restricted substances.
Order & acceptance: Approved drawing revision, quantity, blank or machined delivery, inspection criteria and required records.

Start with your drawing, specified alloy and quantity. Include the required delivery condition and acceptance records so the manufacturing and inspection scope can be reviewed.

Prepare a component enquiry Open component specification guide

Conceptual part illustration

COMPONENT GUIDE

Pump wear ring

Impeller-to-casing clearance interface

Provides a replaceable ring at a drawing-defined pump clearance.

Manufacturing & delivery form
Ring casting or suitable tube/bar blank followed by machining; route to be agreed.

A wear ring is not a mechanical-seal face. Review the medium, mating material and design clearance together.

Material candidates

UNS C95800 Nickel aluminium bronze

A candidate for specified saline-water and wear components.

Candidate for drawing review only. Review water chemistry, flow, mating metals and casting condition; no corrosion or cavitation guarantee. Zhiren availability is unconfirmed.

UNS C95400 Aluminium bronze

A candidate for specified wear, guidance or structural components.

Candidate for drawing review only. Confirm load, counterface, lubrication and condition; it is distinct from C95800. Zhiren availability is unconfirmed.

UNS C90500 Tin bronze

A candidate for drawing-specified pump, valve and friction components.

Candidate for drawing review only. Confirm medium, loading, manufacturing condition and the governing standard. Zhiren availability is unconfirmed.

Confirm the drawing, actual duty, material standard and manufacturing condition. Material substitutions require customer approval, and supply scope is agreed after component review.

Component RFQ requirements

Ring geometry: Inside/outside diameters, width, steps and retention arrangement.
Clearance & pair: Cold/hot design clearance, mating material, hardness and temperature.
Machining: Roundness, concentricity, surface finish, allowances and final inspection.
Material specification: Alloy grade, governing standard and revision, manufacturing condition and any restricted substances.
Order & acceptance: Approved drawing revision, quantity, blank or machined delivery, inspection criteria and required records.

Start with your drawing, specified alloy and quantity. Include the required delivery condition and acceptance records so the manufacturing and inspection scope can be reviewed.

Prepare a component enquiry Open component specification guide

Conceptual part illustration

COMPONENT GUIDE

Pump cover

End closure and shaft-seal interface

Closes the specified pump chamber and locates its mating or sealing features.

Manufacturing & delivery form
Cover casting with agreed face, register and bore machining.

A pump cover and a separate seal gland have different functions and drawings. Identify a seal-gland enquiry explicitly; cover dimensions do not define the gland.

Material candidates

UNS C83600 Leaded red brass

A candidate for specified pump, valve and fitting castings.

Candidate for drawing review only. Contains lead; potable-water suitability must not be assumed. Zhiren availability is unconfirmed.

UNS C95800 Nickel aluminium bronze

A candidate for specified saline-water and wear components.

Candidate for drawing review only. Review water chemistry, flow, mating metals and casting condition; no corrosion or cavitation guarantee. Zhiren availability is unconfirmed.

Confirm the drawing, actual duty, material standard and manufacturing condition. Material substitutions require customer approval, and supply scope is agreed after component review.

Component RFQ requirements

Cover interface: Envelope, bolt pattern, casing register and gasket or O-ring groove.
Shaft geometry: Bore, coaxiality, face flatness and machining allowance.
Service & acceptance: Actual fluid composition, pressure, temperature, corrosion conditions, material traceability and agreed inspection.
Material specification: Alloy grade, governing standard and revision, manufacturing condition and any restricted substances.
Order & acceptance: Approved drawing revision, quantity, blank or machined delivery, inspection criteria and required records.

Start with your drawing, specified alloy and quantity. Include the required delivery condition and acceptance records so the manufacturing and inspection scope can be reviewed.

Prepare a component enquiry Open component specification guide

Illustrative component locations: Bearing support

Numbered locations identify component-family examples. Illustrations do not define dimensions, material grade or interchangeability.

Conceptual part illustration

COMPONENT GUIDE

Bearing bushing / sleeve bearing

Sliding support in a pump or auxiliary mechanism

Supports drawing-defined relative motion against a specified shaft.

Manufacturing & delivery form
Tube or ring blank with finish machining; casting route requires confirmation.

Not every pump bearing is bronze. Leaded bearing material is not automatically acceptable at a wetted interface.

Material candidates

UNS C93200 Leaded tin bronze

A candidate for specified lubricated bearing components.

Candidate for drawing review only. Contains lead; neither dry-running ability nor wetted-service acceptance is implied. Zhiren availability is unconfirmed.

UNS C95400 Aluminium bronze

A candidate for specified wear, guidance or structural components.

Candidate for drawing review only. Confirm load, counterface, lubrication and condition; it is distinct from C95800. Zhiren availability is unconfirmed.

Confirm the drawing, actual duty, material standard and manufacturing condition. Material substitutions require customer approval, and supply scope is agreed after component review.

Component RFQ requirements

Bushing geometry: Bore, outside diameter, length, oil grooves, shoulders and housing fit.
Counterface & fit: Shaft material, hardness, finish and running clearance.
Bearing duty: Load, speed, lubrication, temperature and contamination or fluid exposure.
Material specification: Alloy grade, governing standard and revision, manufacturing condition and any restricted substances.
Order & acceptance: Approved drawing revision, quantity, blank or machined delivery, inspection criteria and required records.

Start with your drawing, specified alloy and quantity. Include the required delivery condition and acceptance records so the manufacturing and inspection scope can be reviewed.

Prepare a component enquiry Open component specification guide

Illustrative component locations: Valve body & bonnet

Numbered locations identify component-family examples. Illustrations do not define dimensions, material grade or interchangeability.

Conceptual part illustration

COMPONENT GUIDE

Valve body

Pressure boundary of an isolation or regulating valve

Forms the drawing-defined pressure boundary, flow passages and seat interfaces.

Manufacturing & delivery form
Valve-body casting with agreed connection and seat-region machining.

Valve configuration and material are separate decisions; complete-valve leakage performance depends on design and assembly.

Material candidates

UNS C83600 Leaded red brass

A candidate for specified pump, valve and fitting castings.

Candidate for drawing review only. Contains lead; potable-water suitability must not be assumed. Zhiren availability is unconfirmed.

UNS C90500 Tin bronze

A candidate for drawing-specified pump, valve and friction components.

Candidate for drawing review only. Confirm medium, loading, manufacturing condition and the governing standard. Zhiren availability is unconfirmed.

EN CC491K Leaded gunmetal

An EN-designated option for specified pump or valve castings.

Candidate for drawing review only. Confirm the exact standard and service; it is not automatically equivalent to C83600. Zhiren availability is unconfirmed.

UNS C95800 Nickel aluminium bronze

A candidate for specified saline-water and wear components.

Candidate for drawing review only. Review water chemistry, flow, mating metals and casting condition; no corrosion or cavitation guarantee. Zhiren availability is unconfirmed.

Confirm the drawing, actual duty, material standard and manufacturing condition. Material substitutions require customer approval, and supply scope is agreed after component review.

Component RFQ requirements

Valve geometry: Valve type, passage, wall sections, bonnet register and seat datums.
Connections: Flange or thread standard, face dimensions, gasket and sealing features.
Medium & testing: Fluid composition, design pressure and temperature, corrosion conditions and agreed pressure/leak acceptance.
Material specification: Alloy grade, governing standard and revision, manufacturing condition and any restricted substances.
Order & acceptance: Approved drawing revision, quantity, blank or machined delivery, inspection criteria and required records.

Start with your drawing, specified alloy and quantity. Include the required delivery condition and acceptance records so the manufacturing and inspection scope can be reviewed.

Prepare a component enquiry Open component specification guide

Conceptual part illustration

COMPONENT GUIDE

Valve bonnet

Valve-body closure around the stem

Closes the body at the specified stem or packing arrangement.

Manufacturing & delivery form
Bonnet casting with drawing-defined interface machining.

The bonnet is the valve-body closure around the stem; it is not an actuator housing.

Material candidates

UNS C83600 Leaded red brass

A candidate for specified pump, valve and fitting castings.

Candidate for drawing review only. Contains lead; potable-water suitability must not be assumed. Zhiren availability is unconfirmed.

EN CC491K Leaded gunmetal

An EN-designated option for specified pump or valve castings.

Candidate for drawing review only. Confirm the exact standard and service; it is not automatically equivalent to C83600. Zhiren availability is unconfirmed.

UNS C90500 Tin bronze

A candidate for drawing-specified pump, valve and friction components.

Candidate for drawing review only. Confirm medium, loading, manufacturing condition and the governing standard. Zhiren availability is unconfirmed.

Confirm the drawing, actual duty, material standard and manufacturing condition. Material substitutions require customer approval, and supply scope is agreed after component review.

Component RFQ requirements

Body interface: Flange or thread dimensions, bolt pattern, register and sealing face.
Stem & packing: Stem bore, packing cavity, gland interface and machining datums.
Duty & records: Actual medium, pressure, temperature, material records and agreed inspection responsibility.
Material specification: Alloy grade, governing standard and revision, manufacturing condition and any restricted substances.
Order & acceptance: Approved drawing revision, quantity, blank or machined delivery, inspection criteria and required records.

Start with your drawing, specified alloy and quantity. Include the required delivery condition and acceptance records so the manufacturing and inspection scope can be reviewed.

Prepare a component enquiry Open component specification guide

Illustrative component locations: Seating & closure

Numbered locations identify component-family examples. Illustrations do not define dimensions, material grade or interchangeability.

Conceptual part illustration

COMPONENT GUIDE

Metal valve seat ring

Fixed seat of a specified metal-seated valve

Provides the drawing-defined stationary metal sealing interface.

Manufacturing & delivery form
Ring blank or suitable bar/tube stock followed by machining.

A metal ring is not a substitute for PTFE or elastomer seating without an approved design change.

Material candidates

UNS C95400 Aluminium bronze

A candidate for specified wear, guidance or structural components.

Candidate for drawing review only. Confirm load, counterface, lubrication and condition; it is distinct from C95800. Zhiren availability is unconfirmed.

UNS C95800 Nickel aluminium bronze

A candidate for specified saline-water and wear components.

Candidate for drawing review only. Review water chemistry, flow, mating metals and casting condition; no corrosion or cavitation guarantee. Zhiren availability is unconfirmed.

UNS C90500 Tin bronze

A candidate for drawing-specified pump, valve and friction components.

Candidate for drawing review only. Confirm medium, loading, manufacturing condition and the governing standard. Zhiren availability is unconfirmed.

Confirm the drawing, actual duty, material standard and manufacturing condition. Material substitutions require customer approval, and supply scope is agreed after component review.

Component RFQ requirements

Seat geometry: Inside/outside diameters, seating angle, width and retention.
Sealing pair: Mating disc material, hardness, contact profile, finish and lapping allowance.
Valve duty: Medium, pressure, temperature, cycling and assembled-valve leakage criteria.
Material specification: Alloy grade, governing standard and revision, manufacturing condition and any restricted substances.
Order & acceptance: Approved drawing revision, quantity, blank or machined delivery, inspection criteria and required records.

Start with your drawing, specified alloy and quantity. Include the required delivery condition and acceptance records so the manufacturing and inspection scope can be reviewed.

Prepare a component enquiry Open component specification guide

Conceptual part illustration

COMPONENT GUIDE

Globe / check valve disc

Moving closure in the specified valve

Closes or regulates the drawing-defined flow passage against its matching seat.

Manufacturing & delivery form
Disc or flap casting with agreed sealing-face and pin/stem-interface machining.

Globe discs and swing-check flaps have different geometry. The illustration is a family example, not an interchangeable design.

Material candidates

UNS C83600 Leaded red brass

A candidate for specified pump, valve and fitting castings.

Candidate for drawing review only. Contains lead; potable-water suitability must not be assumed. Zhiren availability is unconfirmed.

UNS C90500 Tin bronze

A candidate for drawing-specified pump, valve and friction components.

Candidate for drawing review only. Confirm medium, loading, manufacturing condition and the governing standard. Zhiren availability is unconfirmed.

UNS C95800 Nickel aluminium bronze

A candidate for specified saline-water and wear components.

Candidate for drawing review only. Review water chemistry, flow, mating metals and casting condition; no corrosion or cavitation guarantee. Zhiren availability is unconfirmed.

Confirm the drawing, actual duty, material standard and manufacturing condition. Material substitutions require customer approval, and supply scope is agreed after component review.

Component RFQ requirements

Closure configuration: Globe or check-valve design, disc profile, travel and drawing revision.
Mating interfaces: Seat profile, stem or hinge-pin connection, surface finish and hardness pairing.
Fluid & verification: Medium, erosion conditions, pressure, temperature and complete-valve acceptance responsibility.
Material specification: Alloy grade, governing standard and revision, manufacturing condition and any restricted substances.
Order & acceptance: Approved drawing revision, quantity, blank or machined delivery, inspection criteria and required records.

Start with your drawing, specified alloy and quantity. Include the required delivery condition and acceptance records so the manufacturing and inspection scope can be reviewed.

Prepare a component enquiry Open component specification guide

Illustrative component locations: Stem drive & guidance

Numbered locations identify component-family examples. Illustrations do not define dimensions, material grade or interchangeability.

Conceptual part illustration

COMPONENT GUIDE

Valve stem nut / yoke nut

Threaded drive interface at the valve stem or yoke

Transfers the specified actuating load through its internal thread.

Manufacturing & delivery form
Nut blank with thread machining; smaller forms may be stock-machined.

The nut is distinct from the valve stem. Bronze does not imply operation without lubrication.

Material candidates

UNS C90500 Tin bronze

A candidate for drawing-specified pump, valve and friction components.

Candidate for drawing review only. Confirm medium, loading, manufacturing condition and the governing standard. Zhiren availability is unconfirmed.

UNS C90700 Tin bronze

A separate tin-bronze candidate for specified threaded or wear components.

Candidate for drawing review only. Do not treat it as equivalent to C90500; confirm lubrication and mating materials. Zhiren availability is unconfirmed.

UNS C95400 Aluminium bronze

A candidate for specified wear, guidance or structural components.

Candidate for drawing review only. Confirm load, counterface, lubrication and condition; it is distinct from C95800. Zhiren availability is unconfirmed.

Confirm the drawing, actual duty, material standard and manufacturing condition. Material substitutions require customer approval, and supply scope is agreed after component review.

Component RFQ requirements

Thread definition: Thread form, pitch, fit, engagement and complete mating-stem drawing.
Load & motion: Actuating load, cycle duty, stem material and lubrication.
Delivery & inspection: Blank or threaded delivery, hardness, datums, surface finish and thread acceptance.
Material specification: Alloy grade, governing standard and revision, manufacturing condition and any restricted substances.
Order & acceptance: Approved drawing revision, quantity, blank or machined delivery, inspection criteria and required records.

Start with your drawing, specified alloy and quantity. Include the required delivery condition and acceptance records so the manufacturing and inspection scope can be reviewed.

Prepare a component enquiry Open component specification guide

All component guides in this application 12 component entries

Open a guide directly, including parts from the other equipment groups.

Pump casing / housingComponent guide

Pump impellerComponent guide

Valve bodyComponent guide

Metal valve seat ringComponent guide

Valve stem nut / yoke nutComponent guide

Pump wear ringComponent guide

Pump shaft sleeveComponent guide

Bearing bushing / sleeve bearingComponent guide

Pump coverComponent guide

Valve bonnetComponent guide

Globe / check valve discComponent guide

Valve guide bushingComponent guide

FURTHER GUIDANCE

Prepare the technical RFQ.

Alloy reference

Review tin-bronze grades.

Compare reference grades and composition in the alloy catalogue. Use the approved component specification to determine the required alloy and service suitability.

Explore the alloy reference

Pump & valve replacement components

Locate the part.Define the requirements.

Select a group. Identify your part.

Prepare the technical RFQ.

Review tin-bronze grades.

Locate the part.
Define the requirements.