BS or British standards are amongst the most widely used standards across the world, aside from the ASTM specifications. They enable standardization across all components to ensure maximum safety in all fields. Generally, these standards cover all the aspects that a manufacturer may refer to while producing any component such as the BS 3293 Flanges. This standard covers carbon steel alloys. A popular alloy, carbon steel is used in multiple industrial sectors because they exhibit very high tensile strength. This alloy contains a high content of carbon in its chemical composition, which makes it possible to use these BS 3293 Class 150 Flanges even in elevated temperature environments.
High carbon steels contain a lot of carbon in their chemistry, which serves them well, in instances where they need good mechanical properties. This standard covers forged carbon steel alloys. There are benefits to forging steel alloys. Firstly, it is relatively easy to forge most steel alloys, including carbon steel. Once the material has been forged, there is an increase in the mechanical properties of the carbon steel BS 3293 Forged Flanges. During forging, the direction of the grain of the material will flow in the shape of the flange, while also getting more refined. It is due to this phenomenon that the material has a higher level of ductility. Furthermore, the BS 3293 Slip On Flange achieves better resistance to both fatigue and impact. Overall, the tensile strength of carbon steels that undergo forging sees a significant leap. Out of all the alloys conventionally used to produce flanges, this one is regarded to be an economical fit. So in applications that need to have lower cost, the economically feasible option would be to use a Bs 3293 Blind Flange. Though the alloy lacks corrosion resistance properties, the Bs 3293 Carbon Steel Flanges could be surface treated to mildly improve its resistance to corrosion.
| Specifications | BS 3293 Flanges |
|---|---|
| Standards | ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flanges. |
| UNI Standards | 6Bar 10Bar 16Bar 25Bar 40Bar |
| size range | 1/2" (15 NB) to 48" (1200NB) DN10~DN5000 |
| DIN Standards | 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 |
| ANSI Standards | Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS |
| EN Standards | 6Bar 10Bar 16Bar 25Bar 40Bar |
| BS Standards | 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K |
| Flange supporting material | Gasket, Ring Joint, Flange Bolts |
| Flange Face Type | Ring Type Joint, Lap-Joint Face, Raised Face, Flat Face, Small Tongue, Large Male-Female, Small Male-Female, Large Tongue & Groove Flanges manufacturer and Supplier |
| Flanges Marking | All Flanges are marked as follows: Supplier or Manufacturer’s Name, Size, Class, Bore, Dimension, Material, Heat No. Or according to the customer’s request. |
| Test | Hydrostatic testing machine, Direct-reading Spectrograph,UI trasonic flaw detector, X-ray detector, Magnetic particle detector |
| Equipment | Bending machine, Press machine, electric bevelling machine, Pushing Machine, Sand-blasting machine etc |
Bs 3293 Flanges
Bs 3293 Blind Flange
Bs 3293 Slip On Flange
BS 3293 standard metal blind flange
BS 3293 carbon steel flanges
Forged steel BS 3293 welding neck pipe flanges
BS 3293 carbon steel flange
1/2 Inch BS 3293 thread Malleable Iron Floor Flange
BS 3293 Forged Flanges
| Nominal pipe size |
Outside diameter of flange, O |
Outside diameter, R |
Thickness of flange min., C |
Outside diameter of large end of hub, X |
Length through hub, Y | Fillet radius | Flange bore, B | Diameter of bolt circle, D |
Diameter of bolt holes |
Number of bolt holes |
Approxi-mate Weight kgs |
| 26 | 869.95 | 742.95 | 50.80 | 723.90 | 85.73 | 6.35 | 666.75 | 806.45 | 34.93 | 24 | 104.09 |
| 28 | 927.10 | 793.75 | 52.39 | 781.05 | 87.31 | 6.35 | 717.55 | 863.60 | 34.93 | 28 | 118.94 |
| 30 | 984.25 | 857.25 | 53.98 | 831.85 | 88.90 | 6.35 | 768.35 | 914.40 | 34.93 | 28 | 134.56 |
| 32 | 1060.45 | 908.05 | 57.15 | 889.00 | 92.08 | 7.94 | 819.15 | 977.90 | 41.28 | 28 | 166.33 |
| 34 | 1111.25 | 958.85 | 58.74 | 939.80 | 93.66 | 7.94 | 869.95 | 1028.70 | 41.28 | 32 | 178.16 |
| 36 | 1168.40 | 1022.35 | 60.33 | 996.95 | 95.25 | 7.94 | 920.75 | 1085.85 | 41.28 | 32 | 201.15 |
| 38 | 1238.25 | 1073.15 | 60.33 | 1060.45 | 95.25 | 9.53 | 971.55 | 1149.35 | 41.28 | 32 | 234.77 |
| 40 | 1289.05 | 1123.95 | 63.50 | 1111.25 | 98.43 | 9.53 | 1022.35 | 1200.15 | 41.28 | 36 | 255.04 |
| 42 | 1346.20 | 1193.80 | 66.68 | 1168.40 | 101.60 | 9.53 | 1073.15 | 1257.30 | 41.28 | 36 | 289.32 |
| 44 | 1403.35 | 1244.60 | 66.68 | 1219.20 | 101.60 | 11.11 | 1123.95 | 1314.45 | 41.28 | 40 | 307.07 |
| 46 | 1454.15 | 1295.40 | 68.26 | 1270.00 | 103.19 | 11.11 | 1174.75 | 1365.25 | 41.28 | 40 | 327.20 |
| 48 | 1511.30 | 1358.90 | 69.85 | 1327.15 | 104.78 | 11.11 | 1225.55 | 1422.40 | 41.28 | 44 | 357.05 |