... ~1300. 2. Applications:spraying nozzles of boilers, grate bars for sintering, ...... Heat-resistant CastingsA. Highly ... include spraying nozzles of boilers, grate bars for sintering, grate plates for clinker cooling machines, furnace ... g/m2)1000 500hrTemperature range applicable30Cr26Ni14Si2MoNRENb≥16≤50800~130040Cr25Ni20≥10≤50800~130035Cr18Ni25Si2≥8≤65800~130030Cr22Ni4Mn4Si2N≥8≤115600~1300Cr26 cast ...