Silver Tubes is specialized production house of Alloy 20 Flanges, which is alloyed with a variety of elements in total amounts by weight to improve its mechanical or physical properties. As a guideline, alloying elements in Alloy 20 Pipe Flanges are added in lower percentages to increase strength or hardenability, or in larger percentages to achieve special properties, such as corrosion resistance or extreme temperature stability. The alloying elements in Alloy 20 Flange tend to form carbides or compounds, rather than simply being uniformly mixed in with the iron and carbon. Nickel, aluminium, and silicon are examples of the elements in Alloy 20 Blind Flanges that form compounds in the steel. Alloy 20 Weld Neck Flanges are often specified when high strength is needed in moderate-to-large sections.
Parts with large sectionsare often made from Alloy 20 Socket Weld Flanges that have been vacuum degassed. While in a molten phase, these Alloy 20 Orifice Flanges are uncovered to a vacuum thateliminates hydrogen and, to a smaller degree of nitrogen and oxygen. Tungsten and vanadium will form carbides in Alloy 20 Ring Type Joint Flanges, both of which increase the hardness and stability of the finished product. Manganese, silicon, or aluminiumis added during in Carpenter 20Cb-3® Flanges the steelmaking process for to remove dissolved oxygen, sulphur and phosphorus from the melt. Carpenter 20 Pipe Flanges provides highly safe and reliable operations. We also offer these flanges at customized sizes and shapes to our clients.
|Specifications||ASTM B462 / ASME SB462|
|Stainless Steel Flanges Standard||ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges|
|Dimensions||ANSI/ASME B16.5, B16.47 Series A / B, B16.36, B16.48, BS4504, BS 10, EN-1092, DIN|
|Size||1/2″NB TO 60″NB|
|Flange Face Type||Flat Face (FF), Raised Face (RF), Ring Type Joint (RTJ)|
|Class / Pressure Rating||150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.|
|Alloy 20 ASTM Standard Flanges||150#, Class 300 Lbs, 600#, Class 900 Lbs, 1500#, 2500 Lbs, ANSI B16.5, ASME B16.5, ANSI B16.47 Series A or MSS SP-44, ANSI B16.47 series B or API-605, ANSI B16.48, ANSI B16.36|
|Alloy 20 DIN Standard Flanges||DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638, DIN 2673|
|Alloy 20 JIS Flanges||Alloy 20 JIS Flanges, JIS B2220 5K / JIS B2220 10K / JIS B2220 16K / JIS B2220 20K Alloy 20 or 20Cb-3® Flange|
|Alloy 20 EN Flanges||Alloy 20 EN Flanges, Alloy 20 EN 1092-1 Flanges|
|Alloy 20 BS 4504 Flanges||BS4504 PN 6, BS 4504 PN 10, BS4504 PN 16, BS4504 PN 25, BS4504 PN 40, BS 4504 PN 64, BS 4504 PN 100, BS 4504 PN 160, BS 4504 PN 250 Alloy 20 Flanges|
|Alloy 20 BS Flanges||Alloy 20 BS 10 Flanges, BS Table D Flanges, BS Table E Flanges, BS Table F Flange, BS Table H Flange|
|Alloy 20||0.07 max||2.00 max||1.00 max||0.035 max||3.00 – 4.00||32.00 – 38.00||19.00 – 21.00||29.85 min*||2.00 – 3.00||0.045 max|
|Element||Density||Melting Point||Tensile Strength||Yield Strength (0.2%Offset)||Elongation|
|Alloy 20||8.1 g/cm3||1443 °C (2430 °F)||Psi -80,000, MPa -551||Psi - 35,000, MPa - 241||30 %|
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