Steam Traps
MK 25/2, MK 25/2 S
PN 40 / Class 300, DN 40 and 50 mm (11
/
2
and 2")
Materials DIN ASTM equivalent
new designation old designation
Body C 22.8 (1.0460) A 105
Cover MK 25/2 C 22.8 (1.0460) A 105
Cover MK 25/2 S GP240GH GS-C 25 (1.0619) A 216 Gr WCB
Bolts 42CrMo4 (1.7225) A 193 B 7
Body gasket Graphite
Thermostatic capsule Hastelloy® / Stainless steel
Other internals Stainless steel
Screwed sockets
Flanged DIN Flanged ASME Socket-weld ends Butt-weld ends
Nominal size [mm] 40 50 40 50 40 50 40 50
[inch] 1½ 2 1½ 2 1½ 2 1½ 2
Face-to-face
dimensions L [mm] 230 230 230 230 130 210 250 240
Approx. MK 25/2 11 12.5 11 12.5 6.3 7.7 6.8 7.5
weight [kg] MK 25/2 S 11.5 13 11.5 13 6.8 8.5 7.3 8
Description
Thermostatic steam traps with corrosion resistant thermostatic capsule (membrane regulator). Integral strainer, asbestosfree cover gasket (graphite/CrNi). Installation in any position.
MK 25/2
With four thermostatic capsules “5H2”. For condensate flowrates up to e. g. 2800 kg/h at ?p = 5 bar.
MK 25/2 S
With nine thermostatic capsules “5H2”. For condensate flowrates up to e. g. 5000 kg/h at ?p = 5 bar.