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1·Detailed analysis is made of the reasons why fissures, peeling-off, and tooth breaking exist in the build-up welding layer of cast WC for hardening material of steel-toothed gear drills.

在钢齿牙轮钻头强化材料中，详细地分析了铸造碳化钨堆焊层产生龟裂、脱落和断齿的原因。

2·On the basis of the need on developing guide roller of Baosteel plate slab continuous casting machine, the two belt electrode build-up welding machines were designed and manufactured.

根据开发宝钢板坯连铸机导辊产品的需要，设计并制造了两台带极堆焊机。

3·The present invention discloses a kind of formula for making coating of build-up welding bar.

本发明公开了一种制做堆焊焊条药皮的配方。

4·The technology requirements and characteristics of overlay of a refractory steel build-up welding wire are introduced.

介绍了一种热强钢堆焊焊条的堆焊工艺要求、焊层特性。

5·The techniques for repair are studied after crack arrest in metal dies using electromagnetic heating, such as electrical spark melt joining, reinforced build-up welding and brush electroplating.

研究了各种实际金属模具中裂纹电磁热止裂后的修复技术，如电火花放电熔焊搭桥、强化堆焊、刷镀等；

6·Laser build-up welding had shown good wear resistance, increased by 42.6% than that of high-speed steel.

激光堆焊层体现出良好的抗磨性能，比高速钢的耐磨性提高42.6%。

7·The process that makes high wear-resistant alloy coating on hackle screens by means of high frequency induction build-up welding which improves the service lives over 2 times are introduces.

介绍了采用高频感应堆焊方法在梳齿筛网表面制备高耐磨合金层以提高其使用寿命2倍以上。

8·The electric spark build-up welding technology features less heat input and negligible residual stress etc., which is non - replaceable in the welding of special key components.

电火花堆焊工艺具有热输入量小、残余应力可忽略不计等显著特点，在特殊关键部件焊接中有不可替代性。

9·A production of the guiding means in the build-up welding process allows a reliable fixing of the guiding means directly onto the shell body.

一在堆焊过程中的指导生产资料允许可靠的固定方法的指导，直接到壳体。

10·By using the said protective agent in build-up welding process, broken tap may be withdrawn easily without damaging screw hole and workpiece.

使用本保护剂，保证堆焊法，省工、省力、减少消耗，方便地将断坏丝锥从丝孔中取出，既不损坏丝孔又不损坏工件。