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鐗岃櫉 |
C |
Si |
Mn |
P |
S |
Ni |
Cr |
|
鈮�0.16 |
鈮�0.5 |
鈮�1.7 |
鈮�0.025 |
鈮�0.02 |
鈮�0.8 |
鈮�0.3 |
|
|
S420ML |
Mo |
Cu |
Nb |
V |
Ti |
Alt |
N |
|
鈮�0.2 |
鈮�0.55 |
鈮�0.05 |
鈮�0.12 |
鈮�0.05 |
鈮�0.02 |
鈮�0.025 |
鍥�銆�S420ML閶兼澘鍔涘鎬ц兘
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鍝佺ó |
褰㈢媭 |
浜よ波鐙€鎱�(t脿i) |
瑭虫儏 |
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S420ML |
鏉� |
鐔辫粙 |
ReH(MPa) |
鈮�420 |
瑾槑 |
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Rm(MPa) |
520锝�680 |
瑾槑 |
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A(%) |
鈮�19 |
瑾槑 |
鍘氬害锛�3mm鏅�锛岄噰鐢ˋ80 |
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|
娌栨搳婧害 |
-50 |
瑾槑 |
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Akv(J) |
鈮�27 |
瑾槑 |
绺卞悜锛涙┇鍚戯細Akv鈮�16J |
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鎬ц兘瑾槑 |
浜よ波鐙€鎱�(t脿i)锛�TMCP |
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