1.7220鍦撻嫾
鏉愭枡铏�(h脿o)锛�1.7220
妯�(bi膩o)婧�(zh菙n)锛欵N 10083-3 : 2006
鐗规€у強鎳�(y墨ng)鐢細
34CrMo4鏉愭枡锛屽痉鍦�(gu贸)鐗岃櫉(h脿o)鐗圭ó閶�銆�
鍖栧(xu茅)鎴愬垎锛�
纰� C锛�0.3 - 0.37
纭� Si锛氣墹0.4
閷� Mn锛�0.6 - 0.9
纾� P锛氣墹 0.025
纭� S锛氣墹 0.035
閴� Cr锛�0.9 - 1.2
閴� Mo锛�0.15 - 0.3