Steel Flanges

Weld neck flanges — BS 4504 · Carbon steel · PN25

Confirm the neck bore, weld preparation and mating pipe wall together. Identify the required flange facing on the drawing.

Product forms
Weld neck flanges
Specified standard
BS 4504
Material / grade
Carbon steel
Pressure designation
PN25

Product overview

Selection reference: Weld neck flanges — BS 4504 · Carbon steel · PN25.

Selection identifiers: Specified standard: BS 4504; Material / grade: Carbon steel; Pressure designation: PN25.

Confirm the neck bore, weld preparation and mating pipe wall together. Identify the required flange facing on the drawing.

Please confirm before quotation: Size designations.

Technical specifications

Weld neck flanges — BS 4504 · Carbon steel · PN25
Product formsWeld neck flanges
Specified standardBS 4504
Material / gradeCarbon steel
Pressure designationPN25
Catalogue referenceHC-0254

Confirm the material grade, dimensions, pressure class and standard together against the approved drawing before ordering. Schedule denotes wall thickness, not a pressure rating.

Ordering requirements

Prepare a clear request for quotation

Send a bill of materials or drawing with item quantities, material grades, dimensions, standard and edition, inspection documents, packing and destination. Identify any requirements that still need technical review.

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Procurement questions

What should I include in an inquiry?

Weld neck flanges — BS 4504 · Carbon steel · PN25 — Include the material grade, dimensions, applicable standard and quantity.

How are dimensions and service suitability confirmed?

Specified standard: BS 4504; Material / grade: Carbon steel The applicable standard, mating components and project design conditions must be reviewed together. Size, rating and material combinations are confirmed in the agreed quotation or drawing.

Can I request inspection documents?

List the material certificates, inspection records and traceability documents required by your project. Their scope and availability must be agreed before ordering.

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Request a quote

Include the material grade, dimensions, applicable standard and quantity.

Your request will be reviewed by our sales team.

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Buying guides

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