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銆€銆€閷� Mn锛�0.30锝�0.60
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銆€銆€纾� P 锛氬厑瑷辨畼浣欏惈閲忊墹0.035
銆€銆€閴� Cr锛�1.25锝�1.65
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銆€銆€閵� Cu锛氬厑瑷辨畼浣欏惈閲忊墹0.030
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銆€銆€鎶楁媺寮�(qi谩ng)搴� 蟽b (MPa)锛氣墺1080(110)
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銆€銆€浼搁暦(zh菐ng)鐜� 未5 (锛�)锛氣墺10
銆€銆€鏂烽潰鏀剁府鐜� 蠄 (锛�)锛氣墺50
銆€銆€娌栨搳鍔� Akv (J)锛氣墺71
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銆€銆€纭害 锛氣墹269HB
銆€銆€瑭︽ǎ灏哄锛氳│妯f瘺鍧昂瀵哥偤15mm
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