thoenes® steam boiler seals type 2 consist of expanded graphite (purity at least 98%) with... more
"Steam boiler seals type 2"
thoenes® steam boiler seals type 2 consist of expanded graphite (purity at least 98%) with stainless steel insert (thoenes SL TRD 401) or perforated stainless steel insert - (thoenes SP TRD 401).
- Certified for use with increased sealing gap of 4.5 mm.
- For closures on steam boilers with roughness values of ring and cover between 6.3 and 12.5 μm.
- Preferably for new plants,
- Part number: TÜV.D.13 - 017.d,
- Extension check: certificate.
- Round, angular, oval, stadium oval,
- Hand hole; Head hole; manhole,
- Operational parameters, according to VdTÜV, test class d:,
- Temperature: 250 °C,
- Pressure: 40 bar.