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4銆侀瓪(y煤)灏炬澘鎸夋潗璩�(zh矛)鍗€(q奴)鍒嗘湁锛氱悆澧ㄩ憚閻�銆佽粙鍒�銆侀崨閫犵瓑銆傞瓪(y煤)灏炬澘涓昏浣跨敤涓⒊閶煎拰楂樼⒊閶肩偤鍘熸潗鏂�锛屾垜鍙镐富鐢熺敘(ch菐n)鐨勯瓪(y煤)灏炬澘鍨嬭櫉(h脿o)鐐�8kg銆�9kg銆�12kg銆�15kg銆�18kg銆�22kg銆�24kg銆�30kg銆�38kg銆�43kg銆�50kg銆�60kg銆�75kg 銆�S49銆� 115RE銆�119RE銆�132RE銆�133RE銆�136RE銆�141RE銆�BS75R銆� BS80A銆�BS90A銆�BS95RBH銆�BS100A銆�BS113A銆�UIC54銆�UIC60銆佺禃绶�J75銆佺禃绶�J60銆佺禃绶�J50 绲曠罚43銆�QU70銆�QU80銆�QU100銆�QU120銆佸悇绋禃绶ｈ啝鎺ラ瓪(y煤)灏炬澘绛�銆傚彟澶栦篃鐢熺敘(ch菐n)姗�(j墨)鍔犲伐鐨勫京(f霉)鍚堥瓪(y煤)灏炬澘浠ュ強閼勯惖銆侀憚閶�銆侀崨澹�銆佽粙鍒躲€佹敞濉戦瓪(y煤)灏炬澘銆�
涓夈€佷綆婧瓪(y煤)灏炬澘鐨勬潗鏂�
1銆�YW35鏉愰嫾浣庢韩榄�(y煤)灏炬澘
鍖栧(xu茅)鎴愬垎
C锛�0.32-0.40 % Mn锛�1.10-1.30 %
Si锛�0.30-0.50 % P锛�0.035% S锛�0.035 %
Mo锛�0.15-0.25% V锛�0.06-0.20 % Nb锛� 0.04-0.07 % Cu锛�0.20%
鐔辫檿鐞嗗悗鍦�-40鈩冩檪(sh铆)姗�(j墨)姊版€ц兘
蟽b鈮�720 MPa 蟽s鈮�520 MPa 未鈮�13 % 蠄鈮�30% Ak鈮�20 J 鍐峰綆60掳 瀹屽ソ
2銆侀潪瑾�(di脿o)璩�(zh矛)璨濇皬楂旈瓪(y煤)灏炬澘
鍖栧(xu茅)鎴愬垎
C锛�0.15 %
Mn锛�1.026 % Si 锛�0.576% P锛�0.006% S锛�0.007 %
Cr锛� 0.299 % V 锛�0.028 % Nb锛�0.04-0.07% Cu 锛�0.121 % Ni锛� 0.030%
鍔涘(xu茅)鎬ц兘
蟽b锛�966.3 MPa 蟽s锛�722.3MPa 未锛�18.7% Ak 鈮�60.7 J 鍐峰綆60掳
3銆佺編鍦�(gu贸)XY-30浣庢韩楂樺挤(qi谩ng)搴﹂瓪(y煤)灏炬澘
鍖栧(xu茅)鎴愬垎
C锛�0.33 % Mn 锛�1.49 % Si锛�0.32 %
P锛�0.016 %
S 锛�0.017 % C r锛�0.07 %
V锛�0.12 % Nb锛� 0.04 %
Cu 锛�0.18 % Ni锛�0.05% Mo锛�0.19 %
Ti锛�0.001%
鏈仛鐔辫檿鐞嗘(j墨)姊版€ц兘
蟽b鈮�900 MPa 蟽s 鈮�780MPa 未鈮�17 % 蠄鈮�40 %
HB 245-276 Ak鈮�38.5J-30鈩�
鍐峰綆30掳瀹屽ソ
4銆� DY-30榄�(y煤)灏炬澘
鍖栧(xu茅)鎴愬垎
C锛�0.20-0.38% Mn锛�1.30-1.50%
Si锛�0.28-0.33 % P 鈮�0.035 %
S鈮�0.035 %
Cr锛�0.10-0.30% V 0.1宸﹀彸 锛�%锛� Nb娈樹綑 Cu娈樹綑 Ni娈樹綑 锛�%锛�
Mo锛�0.02-0.20 % Ti鈮�0.1%
娉細纰崇暥(d膩ng)閲�C锛�Mn/6锛�(Cr+Mo)/5锛�(Cu+Ni)/15鈮�0.60
鐔辫檿鐞嗗悗姗�(j墨)姊版€ц兘锛�900鈩冩番鐏紝600鈩冨洖鐏級
蟽b锛�1082.3 MPa 蟽s锛�960.8MPa 未锛�15.3% 蠄 锛�57
%
Ak锛�53.5 J-30鈩� 鍐峰綆180掳 鐤插嫗寮�(qi谩ng)搴�
5銆�E483榄�(y煤)灏炬澘
鍖栧(xu茅)鎴愬垎
C锛�0.18 %
Mn锛�1.26% Si锛�0.55 %
P锛�0.030% S锛�0.030 % Cr锛�0.60 %
V 锛�0.020 % Nb 锛�025 % Cu锛�0.18% Ni 锛�1.00 % Mo 锛�0.40%
鍖楃編瀹㈡埗(h霉)锛堥珮瀵掑湴鍗€(q奴)锛夎姹傛(j墨)姊版€ц兘锛�
蟽b鈮�800MPa 蟽s 鈮�600 MPa 未 鈮�15 %
蠄鈮�40% HB240-330 Ak 鈮�30 锛�J锛�-30鈩�
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