閶呭熀鍚堥噾閼勪欢澶у叏
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鈼忕壒鎬у強閬╃敤鑼冨湇锛�
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閵� Cu 锛氬叾浣�
閷� Sn 锛�9.0锝�11.5
閶� Zn锛�≤0.05(闆滆唱(zh矛))
閴� Pb锛�≤0.25(闆滆唱(zh矛))
纾� P锛�0.5锝�1.0
閹� Ni锛�≤0.10(闆滆唱(zh矛))
閶� Al锛�≤0.01(闆滆唱(zh矛))
閻� Fe锛�≤0.1(闆滆唱(zh矛))
閷� Mn锛�≤0.05(闆滆唱(zh矛))
纭� Si 锛�≤0.02(闆滆唱(zh矛))
閵� Sb 锛�≤0.05(闆滆唱(zh矛))
纭� S 锛�≤0.05(闆滆唱(zh矛))
娉細闆滆唱(zh矛)绺藉拰≤0.75
鈼忓姏瀛�(xu茅)鎬ц兘锛�
鎶楁媺寮�(qi谩ng)搴� σb (MPa)锛�≥360
灞堟湇寮�(qi谩ng)搴� σ (MPa)锛�≥170(鍙冭€冨€�)
浼搁暦鐜� δ5 (锛�)锛�≥6
纭害 锛�≥885HB(鍙冭€冨€�)
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閶呭熀鍚堥噾锛岄媴鍩洪憚浠�
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