
Lap joint flanges / Ring flanges Product series
Confirm the loose flange and mating stub-end or collar as a set. Include the collar dimensions and sealing arrangement in the request.

Product illustration; final geometry follows the approved drawing.
Specify the pipe outside diameter and flange bore. Confirm the fit, facing and weld arrangement before ordering.
Selection reference: Slip-on flanges / Ring flanges / Hub flanges Product series — Stainless steel · 304 / 304L · CLASS B.
The listed values are alternatives within a series, not one combined specification. Identify the required combination.
Selection identifiers: Material / grade: Stainless steel · 304 / 304L; Pressure designation: CLASS B.
Specify the pipe outside diameter and flange bore. Confirm the fit, facing and weld arrangement before ordering.
Confirm the loose flange and mating stub-end or collar as a set. Include the collar dimensions and sealing arrangement in the request.
Please confirm before quotation: Size designations / Specified standard.
| Product forms | Slip-on flanges / Ring flanges / Hub flanges |
|---|---|
| Material / grade | Stainless steel · 304 / 304L |
| Pressure designation | CLASS B |
| Catalogue reference | HC-0301 |
Confirm the material grade, dimensions, pressure class and standard together against the approved drawing before ordering. Schedule denotes wall thickness, not a pressure rating.
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.
Contact our sales teamSlip-on flanges / Ring flanges / Hub flanges Product series — Stainless steel · 304 / 304L · CLASS B — Include the material grade, dimensions, applicable standard and quantity.
Material / grade: Stainless steel · 304 / 304L 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.
List the material certificates, inspection records and traceability documents required by your project. Their scope and availability must be agreed before ordering.
Include the material grade, dimensions, applicable standard and quantity.
Send us your drawings or specifications — our engineers will reply with a competitive quotation within 24 hours.