Plug gaskets
Plug gaskets to DIN 7603.
Sealing rings for header plugs and screw plugs – DIN 7603 Form A (flat) and Form C (filled). In soft iron, Monel, 316L, F55 super duplex and Alloy 625, with or without a 0.5 mm graphite outer layer.
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SPECIFICATIONDIN 7603 Form A · 20 × 24 · Soft iron · EN 10204 3.1Soft iron (DIN 7603 “St”, 80–95 HB) – Standard DIN 7603 material – max. 400 °C per DIN 7603.
01FormFlat sealing ring (Flachdichtring).
02MaterialSoft iron (DIN 7603 “St”, 80–95 HB) – Standard DIN 7603 material – max. 400 °C per DIN 7603.
03Sized1 × d2 in mm – fits M20 threads. Other DIN 7603 sizes from 4 × 8 to 90 × 100 on request.
04Graphite layerPlain metal ring – or with a 0.5 mm graphite outer layer.
05Certificate
06Quantity
100 pcs
500.000+pcs ready to shippieces in stock, ready to ship
10.000+items to ASME, ASTM, DIN and ISO
24 hquote for your parts list
3.1 / 3.2EN 10204 certificates
Specifications
Forms, sizes and materials.
| Material | Specification | Type | Forms | Select |
|---|---|---|---|---|
| Soft iron | Soft iron (DIN 7603 “St”, 80–95 HB) | Standard DIN 7603 material – max. 400 °C per DIN 7603 | Form A · Form C | |
| Monel 400 | Alloy 400 · UNS N04400 | Nickel-copper alloy | Form A · Form C | |
| SS 316L | Stainless steel 316L · UNS S31603 | Austenitic stainless steel, low carbon, Mo | Form A · Form C | |
| F55 | Super duplex · UNS S32760 (F55) | Super duplex stainless steel | Form A · Form C | |
| Alloy 625 | Alloy 625 · UNS N06625 | Nickel-chromium-molybdenum alloy | Form A · Form C |
Forms
Form A or Form C.
01DIN 7603 Form A · flat sealing ringA plain flat metal ring. The standard DIN 7603 material for plugs is soft iron; we also make Form A rings in Monel, 316L, F55 and Alloy 625 to DIN 7603 dimensions – plain or with a 0.5 mm graphite outer layer.
02DIN 7603 Form C · filled sealing ringA metal ring with an asbestos-free sealing filling. In DIN 7603 the filled rings are aluminium, copper or soft iron (AlFA, CuFA, StFA); other metals on request.
03DIN 7603 Form D · crowned sealing ringCrowned rings in copper, aluminium or soft iron have their own page – configure them there →
04Other sizesEvery DIN 7603 size from 4 × 8 to 90 × 100 mm on request.
Complete the set
Crowned rings, plugs and flange gaskets.
Industries
Where these parts work.
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