HEUBACH INTERNATIONAL offers an exceptional array of Alloy 20 Pipe Flanges, where our entire product range ensures impeccable finishing and is performance based. These Alloy 20 Pipe Flanges is stabilized with Columbium to minimize carbide precipitation during welding. Alloy 20 Slip On Flanges particularly excels in resisting corrosion to hot sulfuric acids when compared to conventional stainless steels such as 316. These Alloy 20 Weld Neck Flanges has excellent resistance to general corrosion, pitting, and crevice corrosion sulfuric acid. Alloy 20 Pipe Flanges Specifications Specifications : ASTM B462/ ASME SB462 Size : 1/2â?³ (15 NB) to 48â?³ (1200NB) Standards : ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. Class / Pressure : 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. Standard : ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. Alloy 20 Slip On Flanges Alloy 20 Weld Neck Flanges Alloy 20 Blind Flanges Alloy 20 Orifice Flanges Alloy 20 Socket weld Flanges Alloy 20 Threaded Flanges Alloy 20 Long weld Neck Flanges Alloy 20 RTJ Flanges Alloy 20 Reducing Flanges Alloy 20 Pipe Flanges Chemical Composition Grade C Mn Si S Cu Ni Cr Fe Mo P Alloy 20 0.07 max 2.00 max 1.00 max 0.035 max 3.0-4.0 32.0-38.0 19.0-21.0 29.85 min* 2.0-3.0 0.045 max Alloy 20 Plate Flanges Mechanical Properties Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation 8.1 g/cm3 1443 �°C (2430 �°F) Psi -80,000, MPa -551