无铅的

To this end, I provide a new high in low-end lead-free wave soldering at the same time.

为此，我公司在提供全新高低端无铅波峰焊的同时。

In accordance with the requirements of imported rice transplanter must use pure unleaded gasoline with a high.

按要求，进口插秧机必须使用纯净的高号无铅汽油。

Results indicated that there exist great differences in the leaching behavior of heavy metals corroded in various media.

结果表明，在不同环境中SnAgCu无铅钎料及其舒焊接头的各金属元素浸出行为有较大差别。

With the concern of environmental protection and made a lot of efforts to develop Lead-Free solders.

伴随着对环保的关注并且努力发展无铅焊料。

It is urgent to realize mechanicalcharacterization and constitutive properties of lead-free solders.

因此，迫切需要准确理解无铅焊料的力学响应和本构行为。

The formation of Au-Sn-Ni IMC at solder joint degrades ball shear strength, however, this phenomenon can not be observed in lead free system.

分析表明有两种可能的原因使得无铅产品在焊点附近不能生成金－锡－镍合金。

This company is a scitech enterprise mainly involved in researching, developing, and producing tin solder thread,tin solder bar,tin solder paste, solder, environment-oriented detergent, and industrial soft solder materials.

本公司是一家主营焊锡丝、焊锡条、无铅焊料、焊锡膏、助焊剂、环保型清洗剂等电子、电工业用软钎焊用材料研发与生产的科技型企业。

SnAgCu lead-free solder powders were prepared by close-coupled gas atomization. The effects of gas atomization pressure and melt superheat on the powder size and morphologies were investigated.

摘 要：采用紧耦合气雾化法制备SnAgCu无铅焊料合金粉末，研究雾化压力和熔体过热度对粉末粒径和形貌的影响。

Is a professional production of large-scale explosion-proof heaters, high temperature heat pipetemperature Electrical, mechanical and electrical cellular heat pipe dehumidification drying, central air-conditioning fan coil heater, heating tube electric reflow wave soldering wire,, shoe-making mechanical and electrical heat pipe, mold heating pipes, electric cigarette tube equipment, pharmaceutical machinery electric pipe, electroplating equipment, heating tube, heater Teflon, titanium heating tube, far infrared heating tube, quartz heating tube, ceramic tube heater, titanium system without Pb furnace, electric lap Limited, and Deputy States imports and compensation of thermocouple wire.

深圳市新宏大电热科技有限公司是一家专业生产大型防爆加热器、高温型模温机电热管、蜂巢式除湿干燥机电热管、中央空调风机盘管加热器、波峰焊回流焊电热管电热丝、、制鞋机电热管、模具加热管、卷烟设备电热管，制药机械电热管、电镀设备加热管、铁弗龙加热器、钛加热管、远红外电热管、石英电热管、陶瓷电热管、钛制无铅锡炉、电热圈的有限公司，并代理各国进口热电偶及补偿导线。

During the soldering of lead-free solders, blowholes and pad lifting problems will often occur, by applying cooling systems at 10℃, can solve the above problems.

无铅焊锡在焊接时容易产生空泡及焊盘剥离等问题，在出口处使用可达10℃的冷气系统，可明显改变上述问题。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。