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Industrial Parts Catalog
Datasheet generated 2026-06-07
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ASME B16.5 Class 300 Weld-Neck Flange 3" — 316L Stainless Raised Face

Generic · Pipes, Fittings & Flanges · Flanges
Part Number
FLG-WN-300LB-3-316L  ·  HS 7307.21
ASME B16.5 Class 300 Weld-Neck Flange 3" — 316L Stainless Raised Face

Forged stainless weld-neck flange per ASME B16.5 Class 300 with raised face.

Technical Specifications

TypeASME B16.5 weld-neck, raised face
Nominal size3"
Pressure ratingClass 300
MaterialASTM A182 F316L (low carbon)
Dimensionsper ASME B16.5
Borematched to SCH 40S / 80S as ordered
Roughness125-250 µin Ra raised face
InspectionEN 10204 3.1 with PMI per ASTM E1086
NACE complianceMR0175 / ISO 15156 for sour service

Properties

MaterialASTM A182 F316L
MOQ1 pc

Compatibility

Form-fit interchange with Galperti, Erne, Ulma, Hindusthan, Sandvik flanged-end stocks and any ASTM A182 F316L Class 300 mill source.

Standards

Approvals