BS 4504 Standard Flange Facings Types,Welding Ends of neck flange

PDF: BS 4504 Standard Flange Facings Types Welding Ends of neck flange

BS 4504 standard flange facings types,welding ends of neck flange.

Weld Neck Flange – Welding Ends

Flange Facings – BS 4504

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BS 4504 flange facing types A to H are defined below. The dimensions vary with pipe size (DN) and pressure
rating (PN) as detailed in the following table.