Spiral welded pipe is a strip coil as raw material, often warm extrusion molding, to automatically double-wire submerged arc welding process double-sided spiral welded pipe joints.
螺旋焊管是以带钢卷板为原材料，经常温挤压成型，以自动双丝双面埋弧焊工艺焊接而成的螺旋缝钢管。
This paper introduced the manufacturing process of bore bit warm extrusion technology, main technological parameter and mold design process.
绍了钎头温挤成型工艺的研制过程、主要工艺参数的确定及模具设计过程。
Applying warm extrusion technique instead of machine 'work to a conical body, the problem of double-layered metal formed in the process of extrusion has been solved.
对机加生产的锥形体改为温挤压进行了研究，解决了挤压过程中出现的金属夹层问题。
The process features of the cold and warm extrusion for the piston pin have been simply compared.
简要分析了活塞销冷、温挤压工艺的特点。
The results show that the cone-shaped parts prepared by warm extrusion can meet the requirement, and the process provides a valuable reference for similar parts.
实验结果表明：采用温挤压成形工艺生产出的产品满足零件使用要求，为该类零件的挤压工艺提供有价值的参考。
Put forward the near-net-sharp forming process of warm extrusion and warm stamping to manufacture the precision forgings for the thin-wall shell bodies made of 2a12 aluminium alloy.
采用温挤压制坯与温冲压成形相结合的近净成形加工技术，对壁薄且外形复杂的2a12铝合金小型外壳体进行精密成形加工。
Put forward the near-net-sharp forming process of warm extrusion and warm stamping to manufacture the precision forgings for the thin-wall shell bodies made of 2a12 aluminium alloy.
采用温挤压制坯与温冲压成形相结合的近净成形加工技术，对壁薄且外形复杂的2a12铝合金小型外壳体进行精密成形加工。
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