Coated WPB Carbon Steel Pipe Cap for Water Pipelines
For industrial sourcing
Prepare a clearer RFQ
Include the details below so RELIA can understand the part and discuss the next step with you.
- Drawing, sample, or reference standard
- Material grade and preferred process
- Dimensions, tolerances, and surface finish
- Application, target quantity, and destination
Production timing, packing, and shipping terms are confirmed for each project after specifications and trade terms are agreed.
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warranty1 Yearcustomized supportOEM, OBM, ODM
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TechnicMachiningConnectivityFlange
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shapeRoundhead codeHexagon
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Overall Length4 inSurface TreatmentPainting
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PressureLow PressureSystem of Measurementinch
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Mounting hole diameter0.25 inPipe FeaturesFlexible, Corrosion-resistant, No additional Features, Uv Resistant, Chemical Resistant, underground rated
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Pipe Class150ApplicationAgricultural Irrigation, Automotive Repair, Heating Systems, Power Industry, Construction Engineering, Shipbuilding, petrochemical industry, Metallurgical Industry, home appliance installation, building water supply and drainage, fire protection systems, oil & gas industry, electrical wiring protection, shipbuilding & marine engineering
This coated WPB carbon steel pipe cap is listed for water pipeline enquiries with an A234 reference. Anti-corrosion coating appears in the title and Painting in the table. Define the actual coating system and water exposure before interpreting those descriptions as a protective-performance specification.
Choose the coating requirements for the water environment
Request coating type, surface preparation, thickness, curing and examination/acceptance criteria. The source does not identify epoxy, galvanizing or an internal lining. Do not assume a particular treatment or potable-water approval from the general coating wording.
Describe water chemistry, intended potable or nonpotable use where relevant, internal and external exposure, temperature and cycling. Ask for the selected material and coating evidence for those conditions. Corrosion, chemical, UV, flexible and underground labels require their own relevant verification rather than universal acceptance.
Complete the cap dimensions and flange interface
The only variant is Cap / 10 mm / Carbon Steel. Confirm the size meaning and obtain nominal size, actual outside dimensions, wall and tolerances. Flange connectivity needs a drawing showing face, drilling, mating component and sealing requirements for the offered cap.
The table also records four-inch length, quarter-inch mounting hole, round shape, hexagon head and inch measurement system. Allocate these entries to the selected drawing. Request governing A234 documents and edition, WPB material condition, certificates, traceability and manufacturing records supporting the machining description.
Agree water-pipeline duty and supply acceptance
Provide operating pressure, mechanical loads and project requirements alongside the exposure information. Require the selected joint and rating basis; Low Pressure and Class 150 do not supply numerical limits here. Agree dimensional and coating inspection, testing and documentary acceptance. No additional construction route or universal approval for the broad application list is established.






Technical information for every product inquiry
Prepare the requirement before final product confirmation.
The product page is a starting point. Drawings, samples, interfaces, materials, quantities and acceptance requirements are reviewed before stock matching or custom production is confirmed.
Discuss this product in your project context.
Share the available drawing, sample, reference, target quantity and application information. Unknown items can remain open for review.