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真空炉的真空度作用及选择

真空炉的真空度要凭证质料和加热温度来选择,首先要知足无氧化加热所需的事情真空度,再综合思量外貌灼烁度,除气和合金元素蒸发等因素,常用质料真空处置惩罚推荐事情真空度如下:

真空热处置惩罚 Vacuum heat treatment

推荐事情真空度Recommended working vacuum

真空钎焊     Vacuum brazing

推荐事情真空度 Recommended working vacuum

钢(合金工具钢结构钢、轴承钢                           Steel (alloy tool steel, structural steel, bearing steel)

1-10-1Pa

铝制产品  Aluminum products

10-3Pa

CrNiSi合金钢                               Alloy steel containing Cr, Ni, Si, etc

10Pa

铜基产品            Copper base products

10-1-10-2Pa

不锈钢,高温合金,铁基、镍基、钴基                         Stainless steel, high-temperature alloy, iron, nickel, cobalt base

10-2-10-3Pa

镍基产品Nickel-based products

10-2-10-3Pa

钛合金 Titanium alloy

10-3Pa

多元合金产品Multicomponent alloy product

10-1-10-3Pa

铜合金 Copper alloy

133-13.3Pa

高速钢回火      High speed steel Tempering

1.3-10-2