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鍔犲伐鏈嶅嫏(w霉)锛氱劇鍔犲伐
鍩�(zh铆)琛屾(bi膩o)婧�(zh菙n)锛氬湅妯�(bi膩o)
璩�(zh矛)閲忕瓑绱氾細A绱�
鍔犲伐瀹氬埗锛氬惁
鍙敭璩ｅ湴锛氬叏鍦�
鏉愯唱(zh矛)锛�20CrMo
鍨嬭櫉锛氶綂鍏�
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銆€銆€20CrMo鍦撻嫾鍖栧(xu茅)鎴愬垎
銆€銆€纰� C 锛�0.17锝�0.24
銆€銆€纭� Si锛�0.17锝�0.37
銆€銆€閷� Mn锛�0.40锝�0.70
銆€銆€纭� S 锛氬厑瑷辨畼浣欏惈閲忊墹0.035
銆€銆€纾� P 锛氬厑瑷辨畼浣欏惈閲忊墹0.035
銆€銆€閴� Cr锛�0.80锝�1.10
銆€銆€閴� Mo锛�0.15锝�0.25
銆€銆€閹� Ni锛氬厑瑷辨畼浣欏惈閲忊墹0.25
銆€銆€閵� Cu锛氬厑瑷辨畼浣欏惈閲忊墹0.3
銆€銆€20CrMo鍦撻嫾鍔涘(xu茅)鎬ц兘
銆€銆€鎶楁媺寮�(qi谩ng)搴� 蟽b (MPa)锛氣墺885(90)
銆€銆€灞堟湇寮�(qi谩ng)搴� 蟽s (MPa)锛氣墺685(70)
銆€銆€浼搁暦鐜� 未5 (%)锛氣墺12
銆€銆€鏂烽潰鏀剁府鐜� 蠄 (%)锛氣墺50
銆€銆€娌栨搳鍔� Akv (J)锛氣墺78
銆€銆€娌栨搳闊屾€у€� 伪kv (J/cm2)锛氣墺98(10)
銆€銆€纭害 锛氣墹197HB
銆€銆€瑭︽ǎ灏哄锛氳│妯ｆ瘺鍧昂瀵哥偤15mm
