Surfaces to be welded or thermally cut shall be cleaned of all foreign material such as grease, oil, dirt, scale, slag and paint that would be detrimental to either the weld or base material.
需焊接或热切割的表面应排除所有可能会损坏焊材或母材的杂物，如脂、油、灰尘、水垢、熔渣和油漆等。
A tower crane foundation basement project should take measures in particular: such as piling in foundation, and pile reinforcement and foundation anchor bolts end firmly welded together.
有地下室工程的塔吊基础还要采取特别的处理措施：如在基础下打桩，并将桩端的钢筋与基础地脚螺栓牢固的焊接在一起。
This paper introduces some concepts and calculation methods, such as primary qualification rate of welding, equivalent welded joint and qualification rate of equivalent welding.
介绍了焊接一次合格率、当量焊口、当量焊接合格率等概念及其计算方法。
Some parameters, such as perimeter, diameter, is very important to quality of spiral welded pipe.
螺旋管的周长、直径等参数对于螺旋管的质量非常重要。
The lightweight of vehicle body is achieved by using nonferrous metal materials such as aluminum alloys, which cannot be welded by traditional welding techniques.
汽车车身轻量化主要措施是在车身制造中大量使铝合金等有色金属，传统的焊接工艺对于这些材料间的连接是无能为力的。
The technology parameters selection, such as composition design, strip rolling and tube welding, of developing high strength atmospheric corrosion resisting welded steel tube are introduced.
介绍了唐钢带钢厂在开发高强耐候焊接钢管过程中，成分设计、带钢轧制及钢管焊接等技术参数的选取。
Protection measures such as installation of desulfurization unit to reduce H_2S, improvement of tank operating conditions and application of sprayed aluminum on welded area etc are presented.
同时提出了具体的防护措施，如增加脱硫装置以降低H_2S的浓度，改善压力容器工况条件，以及对焊缝部位采取喷铝措施等。
The quality requirement of the Shenzhen Citizen Center project is high, and it has such features as large floor areas and a complex shape, so engineers adopted welded steel fabrics technique.
深圳市市民中心工程质量要求高，楼面面积大和体型复杂，楼板采用了钢筋焊接网技术。
The quality requirement of the Shenzhen Citizen Center project is high, and it has such features as large floor areas and a complex shape, so engineers adopted welded steel fabrics technique.
深圳市市民中心工程质量要求高，楼面面积大和体型复杂，楼板采用了钢筋焊接网技术。
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