热模钢材Hot Work SteelsAISIUNSC碳Mn锰Si硅Cr铬Ni镍Mo钼W钨V钒Co钴预热温度 C淬火温度 C回火温度 C硬度HRC韧性耐磨性carbonmanganesesiliconchromiumnickelmolybdenumtungstenvanadiumcobaltpreheatquenchtemperhardnsstoughnswear rH10T20810.35-.45.25-.70.80-1.203.00-3.75<.302.00-3.00--.25-.75--8151010-1040540-65039-56高中H11T20811.33-.43.20-.50.80-1.204.75-5.50<.301.10-1.60--.30-.60--815995-1020540-65038-54很高中H12T20812.30-.40.20-.50.80-1.204.75-5.50<.301.25-1.751.00-1.70<.50--815995-1020540-65038-55很高中H13T20813.32-.45.20-.50.80-1.204.75-5.50<.301.10-1.75--.80-4.20--815995-1040540-65038-53很高中H14T20814.35-.45.20-.50.80-1.204.75-5.50<.30--4.00-5.25----8151010-1070540-65040-47高中H19T20819.32-.45.20-.50.20-.504.00-5.50<.30.30-.553.75-4.501.75-2.204.00-4.508151090-1200540-70540-57高中-高H21T20821.26-.36.15-.40.15-.503.00-3.75<.30--8.50-10.00.30-.60--8151090-1200595-67536-54高中-高H22T20822.30-.40.15-.40.15-.401.75-3.75