鑸硅埗鐢ㄧ劇(w煤)绺嫾绠�320銆�360銆�410銆�460銆�490鍔涘(xu茅)鎬ц兘鍖栧(xu茅)鎴愬垎
|
閶肩绋(l猫i)
|
澶栧緫锛圖锛�
|
閶肩澹佸帤锛圫锛�
|
||
|
鍐锋嫈绠�
|
閶肩澶栧緫(mm)
|
鍏佽ū鍋忓樊(mm)
|
閶肩澹佸帤(mm)
|
鍏佽ū鍋忓樊(mm)
|
|
锛�30锝�50
|
卤0.3
|
鈮�30
|
卤10锛�
|
|
|
锛�50锝�219
|
卤0.8锛�
|
|||
|
鐔辫粙绠�
|
锛�219
|
卤1.0锛�
|
锛�20
|
卤10锛�
|
|
妯�(bi膩o)婧�(zh菙n)
|
鐗岃櫉(h脿o)
|
鎶楁媺寮�(qi谩ng)搴︼紙MPa锛�
|
灞堟湇寮�(qi谩ng)搴︼紙MPa锛�
|
浼搁暦(zh菐ng)鐜囷紙锛咃級
|
|
GB/T5312
|
320
|
320锝�410
|
鈮�195
|
鈮�25
|
|
360
|
360锝�480
|
鈮�215
|
鈮�24
|
|
|
410
|
410锝�530
|
鈮�235
|
鈮�22
|
|
|
460
|
460锝�580
|
鈮�265
|
鈮�21
|
|
|
490
|
490锝�610
|
鈮�285
|
鈮�21
|
|
妯�(bi膩o)婧�(zh菙n)
|
鐗岃櫉(h脿o)
|
鍖栧(xu茅)鎴愬垎锛堬紖锛�
|
||||
|
C
|
Si
|
Mn
|
P
|
S
|
||
|
GB/T5312
|
320
|
鈮�0.16
|
鈮�0.35
|
0.40锝�0.70
|
鈮�0.035
|
鈮�0.035
|
|
360
|
鈮�0.17
|
鈮�0.35
|
0.40锝�0.80
|
鈮�0.035
|
鈮�0.035
|
|
|
410
|
鈮�0.21
|
鈮�0.35
|
0.40锝�1.20
|
鈮�0.035
|
鈮�0.035
|
|
|
460
|
鈮�0.22
|
鈮�0.35
|
0.80锝�1.40
|
鈮�0.035
|
鈮�0.030
|
|
|
490
|
鈮�0.23
|
鈮�0.35
|
0.80锝�1.50
|
鈮�0.035
|
鈮�0.030
|
|
