Materials

The different Cast Irons made by Daros™

Choose the property your are interested in and read the values for each material.
 
Properties:
Bending Strength
(N/mm2)
E-Modulus
(N/mm2)
Hardness
(HB)
Tensile strength
(N/mm2)
Fatigue Limit
(N/mm2)
R Low-alloy cast iron corresponding to the B&W Uballoy specification used in B&W two-stroke diesel engines with Tarkalloy liner material.
RS Alloyed cast iron according to the Sulzerspecification, used by Sulzer for two and four stroke diesel engines and other modern supercharged two- and four-stroke engines.
C8 Alloyed cast iron according to the B&W specification used in B&W two-stroke diesel engines with PVA cylinder liner material
RAK Alloyed wear resistant cast iron with high anti-corrosive properties used in MAN two-stroke engines.
RM3 Alloyed cast iron for modern diesel engines. This material has been developed to offer high strength combined with minimum wear in MAN two stroke engines.
RM4 Alloyed cast iron for modern diesel engines. This material has been developed to offer high strength combined with minimum wear.
RM5 Alloyed cast iron for modern diesel engines. This material has been developed to offer high strength combined with minimum wear.
RVK Alloyed high strength, compact graphite iron, specially developed for operating conditions requiring a high strength material.
DARCAST™ High alloyed, high strength, compact graphite iron, specially developed to offer high strength combined with minimum wear.
RSG Alloyed nodular graphite, ductile cast iron, specially developed for conditions requiring a high strength material.
 

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Daros Piston Rings AB
Po Box 138, 435 23 Mölnlycke, SWEDEN
Phone: +46 (0)31 338 4000 Fax: +46 (0)31 338 4040