D202A
瑾�(shu艒)鏄�锛欴202A鏄垿閳ｅ瀷钘ョ毊閻靛熀鍫嗙剨鐒婃锛屽彲浜ょ洿娴佸叐鐢�锛屾搷浣滄€ц兘妤靛ソ銆傚爢鐒婂堡纭害閬╀腑锛屽叿鏈夎純濂界殑濉戞€у拰鑰愭矕鎿婃€ц兘銆�
鐢ㄩ€�锛氱敤浜庤粙閶奸浂浠剁殑鍫嗙剨锛屽妲芥痪杌嬫(j墨)銆侀憚閶肩殑澶ч綊杓瓑纰抽嫾鍜屼綆鍚堥噾閶肩殑闆堕儴浠朵慨寰�(f霉)銆�
鐔旀暦閲戝爆鍖栧(xu茅)鎴愬垎锛氾紙锛咃級
|
C |
Cr |
Mn |
Si |
S |
P |
|
鈮�0.15 |
1.8~2.3 |
0.5~0.9 |
0.2~0.4 |
鈮�0.04 |
鈮�0.04 |
鍫嗙剨灞ょ‖搴�锛�26~30HRC銆€
鍙冭€冮浕娴侊細
|
鐒婃鐩村緫(mm) |
3.2 |
4.0 |
5.0 |
|
鐒婃帴闆绘祦(A) |
90~130 |
130~180 |
150~210 |
娉ㄦ剰浜嬮爡(xi脿ng)锛�
鐒婂墠鐒婃闋堢稉(j墨ng)250鈩冪儤鐒�1灏忔檪(sh铆)銆傚ぇ鍨嬪伐浠堕爯(y霉)鐔�300鈩冨乏鍙�
