查询词典 chromium steel

The abrasiveness of hot deformed low chromium semi-steel was studied through the impact abrasion test.

通过冲击磨损试验，测试了变形低铬半钢耐磨性，并对其磨损面特征进行了分析。

Acclivity 20° against to fall the silk brick, in resistance wire Yi Congcao does not drop out. The drum stove pot uses the 1Cr18Ni9Ti stainless steeliness full circle columnar order, or uses the chromium manganese nitrogen high-temperature steel casting, an origin bearing spider outside the furnace bodythe supporting, and uses the electric motor belt speed reducer to carry on the biography to use, to cause the stove pot to revolve slowly, the work piece causes it heating along with drum stove pot revolving to be even, and work piece mutually between non-cover phenomenon, after the heat treatment, theluster is consistent, stove pot another end is a feed head, by two hoop supporting.

滚筒炉罐采用1Cr18Ni9Ti不锈钢制成圆柱型，或采用铬锰氮耐热钢铸件，一端由轴承支座在炉体外支承，并采用电动机带减速机进行传用，使炉罐缓慢旋转，工件随滚筒炉罐旋转使之受热均匀，并且工件互相之间无复盖现象，热处理后色泽一致，炉罐另一端为进料口，由二只滚轮支承。

Effects of RE content on mechanical properties and abrasion resistance of high carbonic chromium cast steel were studied.

高碳铬铸钢具有较高的硬度和优良的耐磨性，在理论研究和实际应用上引起了人们极大的重视[1] 。

Without Chromium added, the strength and hardness of the steel can not be increased.

不加铬，钢的强度和硬度就无法增加。

Alloy 20cb-3-- This alloy has higher amounts of nickel and chromium than 300 series stainless steel and with the addition of columbium.

合金20Cb-3--与300系列不锈钢相比，这种合金的镍和铬含量更高，此外，还增加了钶元素。

The head block is made from duralumin, and the back block is made from bronze. Heat-treated high strength chromium manganese steel bolts were used for binding the PZT elements.

为了获得高速和大推力，驱动头选用硬铝材料，后端盖选用黄铜，压紧螺栓选用镀铬高强度钢材料。

The eluviation experiment of the two-stages column filled with steel slag farther showed this process can be used as the pretreatment stage of chromium-containing wastewater treatment in industry.

结果表明，经硫酸亚铁还原处理后再用钢渣处理比单纯用钢渣处理的效果明显提高，采用钢渣／总铬质量比为40的100目钢渣处理经硫酸亚铁还原后的含铬废水，总铬和Cr^6＋去除率分别达79％和84％，采用钢渣柱进行的两级淋滤实验进一步表明该方法可作为工业上含铬废水处理的预处理段。

Using carbon, iron, silicon, ferrochromium, ferrotitanium and nickel powder as the raw materials, chromium carbide/Fe-based composite coatings with an even and smooth surface were prepared by vacuum reactive braze coating, which combined with a mild steel substrate by a metallurgical bonding.

以纯铁粉、硅粉、硼铁粉、铬铁粉、胶体石墨及镍粉为原料，通过真空反应钎涂在低碳钢基体上制备了碳化铬／铁基自熔合金复合涂层，涂层表面光滑、平整且与基体为冶金结合。

Using carbon, iron, silicon, ferrochromium, ferrotitanium and nickel powder as the raw ma terials, chromium carbide/Fe-based composite coatings with an even and smooth surface were prepared by vacuum reactive braze coating, which combined with a mild steel substrate by a metallurgical bonding.

以纯铁粉、硅粉、硼铁粉、铬铁粉、胶体石墨及镍粉为原料，通过真空反应钎涂在低碳钢基体上制备了碳化铬／铁基自熔合金复合涂层，涂层表面光滑、平整且与基体为冶金结合。应用扫描电子显微镜、能谱仪、X射线衍射仪及显微硬度计，研究了涂层的组织结构、成分分布和硬度分布。

It has high saltwater corrosion resistance and better edge retention than austenitic stainless steel. 17-7PH is defined as a chromium-nickel-aluminum precipitation hardening stainless steel, a process that develops hardness at relatively low temperatures, allowing hardening with very little distortion.

它有很高的抗盐水腐蚀性和比奥氏体不锈钢更好的刀锋保持性。17-7PH被定义为经过铬、镍、铝沉淀硬化后的不锈钢，其加工工艺能在相对较低的温度下提高硬度，这是通过对其形状影响很小的淬水过程实现的。

He and Nina moved to California and lived at 2005 Ivar Street, Apt.

他和Nina搬到加州，并在2005年伊瓦尔街，公寓生活。

Droperidol （ potently inhibits transfected HERGchannels and this is the probable mechanism for QT prolongation.

氟哌利多有效地抑制了转染的 HERG 钾通道，可能是 QT 间期延长的机制。