Stainless Steel 904L Flanges
Stainless Steel 904L Pipe Flanges Specifications |
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| Specifications | : | ASTM B649 / ASME SB649 |
| Size | : | 1/2″ (15 NB) to 48″ (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. |
Types of Stainless Steel 904L Flanges
| Stainless Steel 904L Slip On Flanges | SS 904L Raised Face Slip On Flanges 904L SS Slip On Plate Flanges 904L Stainless Steel Slip On Flanges SS UNS N08904 Slip On Flanges SS DIN 1.4539 45 SORF Flanges ASME SB649 904L Slip On Flanges |
| Stainless Steel 904L Weld Neck Flanges | SS 904L Raised Face Weld Neck Flanges 904L SS Weld Neck Flanges 904L Stainless Steel Weld Neck Flange SS UNS N08904 Weld Neck Flanges SS DIN 1.4539 Weld Neck Flange ASTM B649 904L Stainless Steel WNRF Flange |
| Stainless Steel 904L Blind Flanges | SS 904L Raised Face Blind Flanges 904L SS Blind Flanges 904L Stainless Steel Blind Flange SS UNS N08904 Blind Flanges SS DIN 1.4539 Blind Flange ASTM B649 904L Stainless Steel BLRF Flanges |
| Stainless Steel 904L Orifice Flanges | SS 904L Orifice Flanges 904L SS Orifice Flanges 904L Stainless Steel Orifice Flanges SS UNS N08904 Orifice Flanges SS DIN 1.4539 Orifice Flanges B649 904L Stainless Steel Orifice Flanges |
| Stainless Steel 904L Socket weld Flanges | SS 904L Socket weld Flanges 904L SS Socket weld Flanges 904L Stainless Steel Socket weld Flanges SS UNS N08904 Socket weld Flanges SS DIN 1.4539 SWRF Flanges ASME B16.5 904L Stainless Steel Socket weld Flanges |
Types of Stainless Steel 321/321H Flanges
904L Flanges Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | Cu |
| SS 904L | 0.020 max | 2 max | 1.00 max | 0.040 max | 0.030 max | 19.00 – 23.00 | 4.00 – 5.00 max | 23.00 – 28.00 | 1.00 – 2.00 |
Stainless Steel 904L Flanges Mechanical Properties
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.95 g/cm3 | 1350 °C (2460 °F) | Psi – 71000 , MPa – 490 | Psi – 32000 , MPa – 220 | 35 % |
Equivalent Grades for 904L Stainless Steel Industrial Pipe Flanges
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | KS | AFNOR | EN |
| SS 904L | 1.4539 | N08904 | SUS 904L | 904S13 | STS 317J5 | Z2 NCDU 25-20 | X1NiCrMoCu25-20-5 |
