硬钢

The hardness of HSS roll was over 66 HRC, the depth of hardened layer excesses 30 mm, the variation of hardness in the roll surface was smaller than 1.5 HRC, and the wear resistance of HSS roll was better than that of high chromium cast iron roll and high nickel chromium indefinite hilled cast iron roll, close to that of powder metallurgy hard alloy roll.

研制出的高速钢轧辊硬度超过66HRC，淬硬层深度超过30mm，辊面硬度差小于1.5HRC，耐磨性优于高铬铸铁和高镍铬无限冷硬铸铁轧辊，接近硬质合金轧辊。

The ceramic-metal cladding material on the steel substrate is a new type of cladding material which has great development potential because of having functional dominances of both high hardness,excellent wear resistance of ceramics and high strength,toughness,good thermal conductivity of me...

制备出的金属陶瓷-钢覆层材料同时具有陶瓷材料硬度高、耐磨、耐腐蚀和金属钢强度高、韧性好、导热性好的性能优势，是一种很有发展潜力的高硬复合材料

And with advanced physical and chemical testing equipment, so that production of ordinary carbon steel materials castings, iron castings; alloy steel castings; non-ferrous metal castings; ordinary ductile cast iron parts, wear-resistant, high temperature for Ductile Iron Castings; various centrifugal unlimited cold Hard Cast Iron Roll, Chilled Ductile Iron unlimited roller; all kinds of wire rod, rebar, steel roller with groove, such as product quality is fully guaranteed.

并具有先进的理化检验设备，使生产的各种材质的普通碳钢铸件、铁铸件；合金钢铸件；有色金属铸件；普通球墨铸铁件，耐磨、耐高温球墨铸铁件；各种离心无限冷硬铸铁轧辊、无限冷硬球墨铸铁轧辊；各种线材、螺纹钢、型钢用孔型轧辊等产品质量得到充分保证。

He began to study Kung fu since childhood and by long training in three aspects of "jing, qi and shen," he now achieves a so high level that his head is as rigid as steel, his body as hard as iron. The body can stand the vicious blows of hard weapons.

他自幼习武，通过对&精、气、神&的长期修炼，已经达到&头硬如钢、身坚似铁&的境界，可以抗击各种硬重之物的强烈击打。

Surface hardened steel, surface heat treating and chemical treating materials, copper, aluminum alloy sheet, zinc layers, chrome layers, tin layers, bearing steel, cold and hard casting parts, etc.

表面淬火钢，材料表面热处理和化学处理，铜、铝合金等薄板，镀锌、镀铬、镀锡材料，轴承钢，冷硬铸件等。

Surface hardened steel, surface heat treating chemical treating materials, copper, aluminum alloy sheet, zinc layers, chrome layers, tin layers, bearing steel, cold hard casting parts, etc.

表面淬火钢，材料表面热处理和化学处理，铜、铝合金等薄板，镀锌、镀铬、镀锡材料，轴承钢，冷硬铸件等。

Surface hardened steel, surface heat treating and chemicaltreating materials, copper, aluminum alloy sheet, zinc layers,chrome layers, tin layers, bearing steel, cold and hard castingparts, etc.

表面淬火钢，材料表面热处理和化学处理，铜、铝合金等薄板，镀锌、镀铬、镀锡材料，轴承钢，冷硬铸件等。

Surface hardened steel, surface heat treating and chemical treating materials, copper, aluminum alloy sheet, zinc layers, chrome layers, tin layers, bearing steel, cold and hard CaSt ing parts, etc.

表面淬火钢，材料表面热处理和化学处理，铜、铝合金等薄板，镀锌、镀铬、镀锡材料，轴承钢，冷硬铸件等。

Surface hardened steel, surface heat treatingchemical treating materials, copper, aluminum alloy sheet, zinc layers, chrome layers, tin layers, bearing steel, coldhard casting parts, etc.

表面淬火钢，材料表面热处理和化学处理，铜、铝合金等薄板，镀锌、镀铬、镀锡材料，轴承钢，冷硬铸件等。

The rolling process,mechanical property and microstructure of 45#-70# hard wire rod are introduced.

介绍了宣钢45#~70#硬线钢盘条的轧制工艺、力学性能、金相组织，该产品得到了用户的认可。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。