- 鐢�(ch菐n)鍝�
- 渚涙噳(y墨ng)
- 鍏徃
- 鏂拌仦
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12Cr1MoV銆�40Cr銆�10CrMo910銆�15CrMo銆�35CrMo銆丄335P22
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Q215銆丵235銆丵345B鍚堥噾閶肩鍔涘(xu茅)鎬ц兘鍜屽寲瀛�(xu茅)鎴愪唤
閶肩ó 鍔涘(xu茅)鎬ц兘 鍖栧(xu茅)鎴愬垎
灞堟湇寮�(qi谩ng)搴� 鎶楁媺寮�(qi谩ng)搴� 浼搁暦鐜� Si S P
MPa kg/mm2 MPa kg/mm2 涓嶅ぇ浜� 涓嶅ぇ浜� 涓嶅ぇ浜� 涓嶅ぇ浜�
Q215A
Q215B 215 22 335-410 34-42 31 0.09-0.15 0.03 0.25-0.55 0.050
0.045 0.045
Q235A
Q235B
Q235C
Q235D 235 24 375-460 38-47 26 0.14-0.22
0.12-0.20
鈮�0.18
鈮�0.17 0.30 0.30-0.65
0.30-0.70
0.35-0.80
0.35-0.80 0.50
0.45
0.40
0.035 0.045
0.045
0.040
0.035
16Mn(Q345B) 345 35 510-600 51.60 22 0.12-0.20 0.20-0.55 1.2-1.6 0.045 0.045
Q235鑸嘠345鐨勫崁(q奴)鍒�
涓嶅悓:
1銆丵235鐨勫眻鏈嶅挤(qi谩ng)搴︿笅闄愮偤235MPa,Q345鐨勫眻鏈嶅挤(qi谩ng)搴︿笅闄愮偤345MPa(Q鐨勬剰缇╃偤婕㈠瓧鐨�"灞�"瀛�锛屽悗闈㈢殑鏁�(sh霉)鍊间唬琛ㄥ眻鏈嶅挤(qi谩ng)搴︿笅闄�)
2銆佷簩鑰呭悎閲戝惈閲忎笉鍚岋細Q235鐐烘櫘閫氱⒊閶硷紝Q345鐐轰綆鍚堥噾閶�
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Q345鏄綆鍚堥噾绲�(ji茅)妲�(g貌u)閶�锛岃垏鑸婃(bi膩o)婧�(zh菙n)1591-88鐗岃櫉灏嶇収12MnV銆�16Mn 16MnRE銆�18Nb銆�14MnNb
Q235--閲戝爆绲�(ji茅)妲�(g貌u)浠讹紝蹇冮儴寮�(qi谩ng)搴﹁姹備笉楂樼殑婊茬⒊鎴栨鞍鍖栭浂浠�锛屾媺妗�銆侀€ｆ】銆佸悐閴ゃ€佽粖閴�銆佽灪鏍撹灪姣�銆佸绛掋€佽桓鍙婄剨鎺ヤ欢
Q345--缍滃悎鍔涘(xu茅)鎬ц兘鑹ソ锛屼綆婧€ц兘浜﹀彲锛屽鎬у拰鐒婃帴鎬ц壇濂�锛岀敤鍋氫腑浣庡瀹瑰櫒銆佹补缃�銆佽粖杓涖€佽捣閲嶆(j墨)銆佺う灞辨(j墨)姊�銆侀浕绔�銆佹⿱姊佺瓑鎵垮彈鍕曡嵎鐨勭祼(ji茅)妲�(g貌u)銆佹(j墨)姊伴浂浠�銆佸缓绛戠祼(ji茅)妲�(g貌u)銆佷竴鑸噾灞祼(ji茅)妲�(g貌u)浠�锛岀啽杌嬫垨姝ｇ伀鐙€鎱�(t脿i)浣跨敤锛屽彲鐢ㄤ簬-40鈩冧互涓嬪瘨鍐峰湴鍗€(q奴)鐨勫悇绋祼(ji茅)妲�(g貌u)銆�
鏍规摎(j霉)浣犺ō(sh猫)瑷�(j矛)鐨勭祼(ji茅)妲�(g貌u)鍏烽珨鎯呮硜渚嗗畾. 濡傜祼(ji茅)妲�(g貌u)鏄挤(qi谩ng)搴︽帶鍒�,鍙€冩叜閲囩敤Q345 濡傜祼(ji茅)妲�(g貌u)鏄墰搴︽帶鍒�,鍙€冩叜閲囩敤Q235 鍍�(ji脿)鏍糛345绋嶈泊榛�(di菐n),浣嗗洜鍏堕珮寮�(qi谩ng)搴�,鍙瘈(ji茅)鐪佹潗鏂�. 鍏烽珨閬哥敤鍙緸浠ヤ笂骞鹃粸(di菐n)缍滃悎姣旇純銆�
Q235\Q345鏄牴鎿�(j霉)閶兼潗鐨勫眻鏈嶅挤(qi谩ng)搴︿締鍒嗙殑鍗冲垎鍒ョ偤235MPa鍜�345MPa锛孮345绋嶈泊涓€浜�锛屼絾鍍�(ji脿)鏍煎樊鍒ヤ笉鏄緢澶с€�
鐗岃櫉Q195銆丵215銆丵235銆丵255鍜孮275鐨勫崁(q奴)鍒�
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鐗岃櫉Q235A鍜孮235B鐨勫崁(q奴)鍒�
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