ASTM A182 – Mejor Steel

Large Diameter Flange

Large diameter flanges to ASME B16.47, NPS 26 to 60, Class 75 to 900, Series A and Series B, weld neck and blind, forged or cut from plate in carbon, alloy and stainless steel.

Lap Joint Flange

Lap joint flanges to ASME B16.5 used with ASME B16.9 stub ends – the flange is free to rotate for bolt hole alignment and only the stub end touches the fluid.

Threaded Flange

Small bore threaded flanges to ASME B16.5 with ASME B1.20.1 NPT threads, forged in carbon, alloy and stainless steel for lines where welding is not permitted.

Socket Weld Flange

Small bore socket weld flanges to ASME B16.5, forged in carbon, alloy and stainless steel for instrument, utility and small bore high pressure lines.

Blind Flange / Blanking Flange – Dimensions & Supplier

Blind flange standing on a dark backdrop, closed in the centre with no bore, with a ring of bolt holes and a raised face ring

Blind flanges to ASME B16.5 (NPS 1/2 to 24) and ASME B16.47 (NPS 26 to 60), Class 150 to 2500, forged in carbon, alloy and stainless steel, with a vent or drain tapping on request.

Slip On Flange (SORF) – Dimensions, Class Tables & Supplier

Two slip-on flanges on a dark backdrop, showing the flat face, the short straight hub and the ring of bolt holes

Slip on flanges to ASME B16.5 (NPS 1/2 to 24) and ASME B16.47 (NPS 26 to 60), Class 150 to 2500, forged in carbon, alloy and stainless steel and fillet welded on both sides.

Weld Neck Flange (WNRF) – Dimensions, Class 150/300/600 & Supplier

Weld neck flange on a dark backdrop, showing the long tapered hub, the raised face ring and the ring of bolt holes

Long-hub weld neck flanges to ASME B16.5 (NPS 1/2 to 24) and ASME B16.47 (NPS 26 to 60), Class 150 to 2500, forged in carbon, alloy and stainless steel with raised face, flat face or ring joint facing.