求50CrMo的机械特性、物理特性、力学性能、热处理等资料数据。

2025-03-31 06:53:42
推荐回答(3个)
回答1:

50CrMo属于国标高强度合金结构钢,执行标准:GB/T3077-2015

50CrMo具有较高的强度和韧性,淬透性也较好,无明显的回火脆性.50CrMo钢适宜制造要求一定强度和韧性的大、中型塑料模具。可用于制造机车牵引用的大齿轮、增压器传动齿轮、压力容器齿轮、后轴、受载荷极大的连杆及弹簧夹,也可用于2000m以下石油深井钻杆接头与打捞工具,并且可以用于折弯机的模具等。

50CrMo化学成分:

50CrMo机械性能如下图:

回答2:

合金结构钢简称合结钢,50CrMo是合结钢的其中一种,

执行标准:GB/T3077—1999。

化学成分(%):

C:0.48~0.53,

Si:0.17~0.37,

Mn:0.50~0.80,

Cr:0.90~1.20,

Mo:0.15~0.25;试样毛尺寸25mm。

热处理工艺:淬火850°;

冷却剂:油;回火温度560°;

冷却剂:水、油。

力学性能:抗拉强度MPa1080,屈服点MPa930,伸长率%12,断面收缩率%45,冲击吸收功Ak63,钢材退火或高温回火供应状态布氏硬度GBW≤217。

用途:用作比42CrMo钢要求强度更高或断面更大的锻件,

回答3:

合金结构钢简称合结钢,50CrMo是合结钢的其中一种,
执行标准:GB/T3077—1999。
化学成分(%):
C:0.48~0.53,
Si:0.17~0.37,
Mn:0.50~0.80,
Cr:0.90~1.20,
Mo:0.15~0.25;试样毛尺寸25mm。
热处理工艺:淬火850°;
冷却剂:油;回火温度560°;
冷却剂:水、油。
力学性能:抗拉强度MPa1080,屈服点MPa930,伸长率%12,断面收缩率%45,冲击吸收功Ak63,钢材退火或高温回火供应状态布氏硬度GBW≤217。
用途:用作比42CrMo钢要求强度更高或断面更大的锻件,如机车牵引用大齿轮,增压器传动齿轮、后轴、发动机气缸,1200~2000m石油深井钻杆接头与打捞工具等,可代替含镍较高的调质钢。

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