ASME B16.5 Class 300
Flange Dimensions

Complete dimensional data for ASME B16.5 Class 300 pipe flanges, including dimensional inches and millimeters, bolt hole details, facing dimensions and flange weights where applicable.

½″–24″ NPS Range

6 Flange Types

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ASME B16.5 · CLASS 300

Browse ASME B16.5 Flanges — Class 300

Explore ASME B16.5 Class 300 flange types, technical drawings and dimensional tables to compare flange dimensions and connection details.

Weld Neck Flange

ASME B16.5 · Class 300

Review flange outside diameter, thickness, hub geometry, bore, bolt circle and bolt-hole details.

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Slip-On Flange

ASME B16.5 · Class 300

Explore outside diameter, flange thickness, bore, bolt circle, bolt-hole arrangement and facing details.

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Blind Flange

ASME B16.5 · Class 300

Check outside diameter, thickness, bolt circle, bolt-hole arrangement and applicable facing details.

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Socket Weld Flange

ASME B16.5 · Class 300

Review socket configuration, bore, flange thickness, bolt circle and bolting details.

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Threaded Flange

ASME B16.5 · Class 300

Explore threaded connection details, bore, outside diameter, flange thickness and bolt-hole arrangement.

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Lap Joint Flange

ASME B16.5 · Class 300

Check flange dimensions, bolt circle, thickness and compatibility with the matching stub end.

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ASME B16.5 Class 300 Flange Dimensions

Browse ASME B16.5 Flanges — Class 300

Weld Neck Flange

Slip-On Flange

Blind Flange

Socket Weld Flange

Threaded Flange

Lap Joint Flange

Need ASME B16.5 Class 300 Flanges for Your Project?

ASME B16.5 Class 300
Flange Dimensions