European standard blind flange. EN 1092-1 Type 05 (equivalent DIN 2527). DN10-DN2000, PN2.5-PN400. Full bore closure for pipe ends and pressure vessels.
The EN 1092-1 Type 05 Blind Flange (DIN 2527) is a solid circular plate with bolt holes but no bore. It seals the end of a pipe, valve, or pressure vessel nozzle for temporary or permanent closure. Widely used in oil & gas, chemical, and power industries.
JIAJI FORGING manufactures Type 05 Blind flanges in austenitic stainless steel, duplex & super duplex (EN 1.4462, 1.4410), and nickel alloys.
PN 2.5 / PN 6 / PN 10 / PN 16 / PN 25 / PN 40 / PN 63 / PN 100 / PN 160 / PN 250 / PN 320 / PN 400
Type A
Flat Face
Type B
Raised Face
Type C
Tongue & Groove
Type D
Ring Joint
Type E
Female Face
Type F
Male Face
| Parameter | Specification |
|---|---|
| Standard | EN 1092-1 Type 05 |
| Equivalent DIN | DIN 2527 |
| Size Range | DN 10 - DN 2000 |
| Pressure Rating | PN 2.5 to PN 400 |
| Face Finish | Type A/B/C/D/E/F |
| Materials | X5CrNi18-10 (1.4301), X2CrNiMo17-12-2 (1.4404), X2CrNiMoN22-5-3 (1.4462), X2CrNiMoN25-7-4 (1.4410), NiCr22Mo9Nb (2.4856), NiCr21Mo (2.4858), NiCu30Fe (2.4360) |
| Surface | Anti-rust oil, black, galvanized |
| EN Designation | No. |
|---|---|
| X5CrNi18-10 | 1.4301 |
| X2CrNi18-9 | 1.4306 |
| X5CrNiMo17-12-2 | 1.4401 |
| X2CrNiMo17-12-2 | 1.4404 |
| X6CrNiTi18-10 | 1.4541 |
| X8CrNi25-21 | 1.4845 |
| EN Designation | No. |
|---|---|
| X2CrNiMoN22-5-3 | 1.4462 |
| X2CrNiMoN25-7-4 | 1.4410 |
| X2CrNiMoCuWN25-7-4 | 1.4501 |
| EN / Alloy Name | No. |
|---|---|
| NiCr22Mo9Nb | 2.4856 |
| NiCr21Mo | 2.4858 |
| NiMo16Cr15W | 2.4819 |
| NiCu30Fe | 2.4360 |
Per EN 1092-1, each flange is permanently marked with: Manufacturer / Standard / Type / Size / Pressure Rating / Material / Heat No.
Example: JIAJI · EN 1092-1-05 · DN100 · PN16 · 316L · HEAT-2024-001
Optional: CE marking (PED 2014/68/EU), 3.1/3.2 inspection certificates, NACE MR0175.
EN 1092-1 Type 11. High-pressure. DN15-DN1000. PN2.5-PN400.
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