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喷灌用镁合金管道成形工艺
引用本文:李金山,黄修桥.喷灌用镁合金管道成形工艺[J].排灌机械,2006,24(6):28-30.
作者姓名:李金山  黄修桥
作者单位:水利部、中国农科院,农田灌溉研究所,河南,新乡,453003
基金项目:国家高技术研究发展计划(863计划)
摘    要:研究了镁合金挤压模具及工艺参数.根据镁合金特点设计了4孔分流挤压模具,选择MB2镁合金在1250T卧式挤压机上进行了挤压试验.通过试验得到的主要工艺参数为:镁棒预热温度为548~698K,模具预热温度530~673K,挤压筒温度573~723K,挤压速度0.067~0.083m/s及挤压比40~60,与铝合金管相比,3种规格的镁合金管具有良好的力学性能和机械性能,可完全满足喷灌工程的需要.

关 键 词:管道  镁合金  挤压  模具  工艺参数  喷灌
文章编号:1005-6254(2006)06-0028-03
收稿时间:2006-09-18
修稿时间:2006-09-18

Shape craft study on magnesium alloy sprinkler pipe
LI Jin-shan,HUANG Xiu-qiao.Shape craft study on magnesium alloy sprinkler pipe[J].Drainage and Irrigation Machinery,2006,24(6):28-30.
Authors:LI Jin-shan  HUANG Xiu-qiao
Institution:Farmland Irrigation Research Institute, MWC, CAAS, Xinxiang, Henan 453003, China
Abstract:Magnesium alloy extrusion mold and the craft parameter were studied.According to magnesium alloy characteristic,the 4 holes extrusion mold was designed.Extrusion experiment was carried out with the MB2 on 1 250 ton extruder.The magnesium stick temperature is at 548~698 K,mold temperature at 530~673 K,extrusion tube temperature at 573~723 K,extrusion speed at 0.067~0.083 m/s,and extrusion ratio at 40~60.Compared to aluminum alloy pipes,magnesium metal alloy pipes have good(mechanics) function and machine function,and satisfiys the sprinkler engineering.pipe;magnesium alloy;extrusion;mold;craft parameter;sprinkler
Keywords:pipe  magnesium alloy  extrusion  mold  craft parameter  sprinkler
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