瑾槑:
鐢ㄥ瘜姘埃楂斾繚璀�锛屽叿鏈夊劒(y艒u)鑹殑鐒婃帴宸ヨ棟鎬ц兘,鐒婇亾绮捐嚧缇庤銆傚叾鐔旀暦閲戝爆鍏锋湁鑹ソ鐨勬姉澶ф埃鑵愯潟鎬ц兘銆佹姉瑁傛€ц兘鍙婅壇濂界殑濉戞€у拰闊屾€�銆�
鐢ㄩ€�:
鐢ㄤ簬550N/mm2鎶楁媺寮峰害绛夌礆鑰愬€欓嫾绲�(ji茅)妲�(g貌u)鐨勭剨鎺�锛屽姗熻粖杌婅紱銆佽繎娴峰伐绋嬨€佹⿱姊佺瓑绲�(ji茅)妲�(g貌u)鐨勭剨鎺�銆�
鐒婄挡鍖栧鎴愬垎(%)
|
C |
Mn |
Si |
S |
P |
Ni |
Cr |
Cu |
|
|
淇濊瓑鍊� |
鈮�0.10 |
1.20~1.60 |
鈮�0.60 |
鈮�0.020 |
鈮�0.025 |
0.20~0.60 |
0.30~0.90 |
0.20~0.50 |
|
渚嬪€� |
0.057 |
1.40 |
0.46 |
0.008 |
0.016 |
0.33 |
0.48 |
0.30 |
鐔旀暦閲戝爆鍔涘鎬ц兘(Ar+20%CO2姘ｄ繚璀�)
|
瑭﹂闋呯洰 |
Rm(N/mm2) |
ReL/Rp0.2(N/mm2) |
A(%) |
KV2 (J) -40鈩� |
|
淇濊瓑鍊� |
鈮�550 |
鈮�450 |
鈮�22 |
鈮�60 |
|
渚嬪€� |
590 |
495 |
28 |
112銆�120銆�118 |
鍙冭€冭(gu墨)鑼冿紙DC+锛�
|
鐒婄挡瑕�(gu墨)鏍硷紙mm锛� |
鐒婃帴闆绘祦锛圓锛� |
姘ｉ珨娴侀噺锛圠/min锛� |
|
蠁0.8 |
50~100 |
15 |
|
蠁1.0 |
50~220 |
15~20 |
|
蠁1.2 |
80~350 |
15~25 |
|
蠁1.6 |
170~550 |
20~25 |
