江苏11选5走势图

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    13733919801/13592198132

    合金★结构板

    40CrMnMo调质型合金★结构钢板舞钢

    作者:李成13733919801 发布时间:2020/01/07 点击量:

    江苏11选5走势图
    40CrMnMo调质型合金★结构钢40CrMnMo quenched and tempered alloy structural steel

    1.40CrMnMo介绍  40CrMnMo热处理40CrMnMo舞钢40CrMnMo价格
    40CrMnMo钢是一种调质型合金★结构钢 ,力学性能〓№和淬透性接近40CrNiMoA钢 ,具有良好的淬透性 ,油淬时可淬透直径约为80MM;经调质处理后具有很高的力学性能〓 ,回火稳定性高 ,无明显回火脆性 ,但存在白点敏感性;河南昌申钢铁有限公司|江苏11选5走势图推荐40CrMnMo钢用于制造截面较大的重负荷齿轮、齿轮轴及轴类零件等;40CrMnMo钢一般在调质状态下使用 ,具有较高的疲劳强度№和低的缺口敏感性 ,低温冲击韧度也比较高 ,是40CrNiMoA钢的良好代用钢种。
    2.40CrMnMo化学成分  40CrMnMo热处理40CrMnMo舞钢40CrMnMo价格
    碳 C :0.37-0.45  40CrMnMo热处理40CrMnMo舞钢40CrMnMo价格
    硅 Si:0.17-0.37
    锰 Mn:0.90-1.20  
    铜 Cu:允许残余含量≤0.30
    硫 S :允许残余含量≤0.035
    磷 P :允许残余含量≤0.035
    铬 Cr:0.90-1.20  40CrMnMo热处理40CrMnMo舞钢40CrMnMo价格
    钼Mo:0.20-0.30
    镍 Ni:允许残余含量≤0.30
    3.40CrMnMo力学性能〓
    抗拉强度σb (MPa):≥980
    屈服强度σs (MPa):≥785
    伸长率 δ5 (%):≥10
    断面收缩率ψ (%):≥45
    冲击功 Akv (J):≥63
    硬度 :≤217HB    40CrMnMo热处理40CrMnMo舞钢40CrMnMo价格
    试样尺寸:试样毛坯尺寸为25mm
    ●热处理规范及金★相组织:
    热处理规范:淬火850℃ ,油冷;回火600℃ ,水冷、油冷。
    金★相组织:回火索氏体李成137s3391t9801a
    4.40CrMnMo交货状态  40CrMnMo热处理40CrMnMo舞钢40CrMnMo价格
    40CrMnMo以热处理(正火、退火或高温回火)或不热处理状态交货 ,交货状态应在合同中注明。
    5.40CrMnMo用途  40CrMnMo热处理40CrMnMo舞钢40CrMnMo价格
    40CrMnMo钢适用于制造承受冲击载荷下的高强度零件№和截面较大的零件及其他受力构件 ,如10吨载重车的后桥半轴、轴、偏心轴、齿轮轴、齿轮、连杆、卧式锻造机的传动偏心轴、锻压机的曲轴以及汽轮有头部件 ,也可代替40CrNiMoA钢使用。

    Wuyang Iron and Steel Co., Ltd of HBIS
    Wuyang Iron and Steel Co., Ltd is the first production and scientific research base of wide and thick steel plate in China, and an important domestic production base of wide and thick steel plate instead of import base. The current total assets are 13.2 billion yuan, with nearly 10000 employees. With an annual output of 5 million tons of steel, 3 million tons of wide and thick steel plates, and a sales revenue of more than 10 billion yuan.licheng137s3391t9801a
     
    Wuyang Iron and Steel Co., Ltd is the cradle of China's wide and thick plate industry. It has excellent R & D and manufacturing capacity of high-end wide and thick plate technology. The main equipment includes one 1260m3 blast furnace, one 120t converter, three 100t ultra-high power electric furnaces, 11 liquid steel refining and vacuum treatment facilities, nine large ingot casting lines, one 300 × 1900mm slab caster, two 300 × 2500mm slab casters, one 4100mm + 4100mm double stand wide and thick plate mill and one 4200mm + 4300mm double stand wide and thick plate mill. It has the most complete steel plate heat treatment facilities in China's wide and thick steel plate industry, and the world-class scientific research and testing device.
     
    Over the past 40 years, Wuyang Iron and Steel Co., Ltd of HBIS has established its special and important position in China's wide and thick steel plate industry by sticking to the road of special steel and insisting on making high-end and high-quality products. Leading the industry, Wuyang Iron and Steel Co., Ltd has presided over the formulation of 7 national standards, including steel plates for building structures, chromium molybdenum alloy steel plates for hydrogen equipment, steel plates for jack up platform legs, carbon steel and low alloy steel plates for nuclear power stations, high-strength wear-resistant steel plates for construction machinery, wide and thick steel plates for oil and gas transmission pipelines, and performance steel plates in thickness direction.

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