18CrNiMo7-6 |Φ100 渗碳合结钢
18CrNiMo7-6 |Φ110 渗碳合结钢
18CrNiMo7-6 |Φ120 渗碳合结钢
18CrNiMo7-6 |Φ130 渗碳合结钢
18CrNiMo7-6 |Φ140 渗碳合结钢
18CrNiMo7-6 |Φ150 渗碳合结钢
18CrNiMo7-6 |Φ160 渗碳合结钢
18CrNiMo7-6 |Φ170 渗碳合结钢
18CrNiMo7-6 |Φ180 渗碳合结钢
18CrNiMo7-6 |Φ190 渗碳合结钢
18CrNiMo7-6 |Φ200 渗碳合结钢
18CrNiMo7-6 |Φ210 渗碳合结钢
18CrNiMo7-6 |Φ220 渗碳合结钢
18CrNiMo7-6 |Φ230 渗碳合结钢
18CrNiMo7-6 |Φ240 渗碳合结钢
18CrNiMo7-6 |Φ250 渗碳合结钢
18CrNiMo7-6 |Φ260 渗碳合结钢
18CrNiMo7-6 |Φ270 渗碳合结钢
18CrNiMo7-6 |Φ280 渗碳合结钢
18CrNiMo7-6 |Φ290 渗碳合结钢
18CrNiMo7-6 |Φ300 渗碳合结钢
18CrNiMo7-6 |Φ310 渗碳合结钢
18CrNiMo7-6 |Φ320 渗碳合结钢
18CrNiMo7-6 |Φ330 渗碳合结钢
18CrNiMo7-6 |Φ340 渗碳合结钢
18CrNiMo7-6 |Φ350 渗碳合结钢
18CrNiMo7-6 |Φ360 渗碳合结钢
18CrNiMo7-6 |Φ370 渗碳合结钢
18CrNiMo7-6 |Φ380 渗碳合结钢
18CrNiMo7-6 |Φ390 渗碳合结钢
18CrNiMo7-6 |Φ400 渗碳合结钢
18CrNiMo7-6 |Φ410 渗碳合结钢
18CrNiMo7-6 |Φ420 渗碳合结钢
18CrNiMo7-6 |Φ430 渗碳合结钢
18CrNiMo7-6 |Φ440 渗碳合结钢
18CrNiMo7-6 |Φ450 渗碳合结钢
18CrNiMo7-6 |Φ460 渗碳合结钢
18CrNiMo7-6 |Φ470 渗碳合结钢
18CrNiMo7-6 |Φ480 渗碳合结钢
18CrNiMo7-6 |Φ490 渗碳合结钢
18CrNiMo7-6 |Φ500 渗碳合结钢
18CrNiMo7-6 |Φ510 渗碳合结钢
18CrNiMo7-6 |Φ520 渗碳合结钢
18CrNiMo7-6 |Φ530 渗碳合结钢
18CrNiMo7-6 |Φ540 渗碳合结钢
18CrNiMo7-6 |Φ550 渗碳合结钢
18CrNiMo7-6 |Φ560 渗碳合结钢
18CrNiMo7-6 |Φ570 渗碳合结钢
18CrNiMo7-6 |Φ580 渗碳合结钢
18CrNiMo7-6 |Φ590 渗碳合结钢
18CrNiMo7-6 |Φ600 渗碳合结钢
18CrNiMo7-6 |Φ610 渗碳合结钢
18CrNiMo7-6 |Φ620 渗碳合结钢
18CrNiMo7-6 |Φ630 渗碳合结钢
18CrNiMo7-6 |Φ640 渗碳合结钢
18CrNiMo7-6 |Φ650 渗碳合结钢
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18CrNiMo7-6合结钢采用“大功率电炉+炉外精炼（LF）+真空脱气（VD）+电渣重熔+快锻+退火（或正火）+车削”工艺。
18CrNiMo7-6主要用于制造高速、重载火车的电力机车上的齿轮用钢及一般的大型齿轮用钢。
18CrNiMo7-6性能18CrNiMo7-6材料。(18CrNiMo7-6)(1.6587)结构钢的化学成分
C碳：0.15-0.21
Si硅:0.40
Mn锰: 0.5-0.90
P磷: 0.025
S硫:0.015
Cr铬: 1.5-1.8
Ni镍:1.40-1.70
Mo钼:0.25-0.35
Al铝:0.05
Cu铜:0.30
18CrNiMo7-6渗碳结构钢的热加工、热处理与力学性能：
1. 热加工温度/:1150-850
2. 热处理温度/:
A:退火:650-700
B:渗碳:900-950
C:淬火(心部):840-870
D:淬火(表层):800-830,油
E:回火:170-210
3. 退火后硬度HBW229
4. 心部力学性能(表面硬化后)
尺寸/mm:11,30,63
抗拉强度MPa:1180-1420 1080-1320 980-1270
屈服强度MPa:830 785 685
伸长率％:7 8 8
面收缩率％:35 35 35
冲击功J:41 41 -
18CrNiMo7-6合金结构钢以上由上海高高特钢自行发行，如有对18CrNiMo7-6合金结构钢不详之处，敬请来电洽谈！高高特钢将以真信息、真品质、真价格的为您提供18CrNiMo7-6合金结构钢有关环节！