钒铝合金 氢含量的测定 惰性气体熔融红外吸收法或热导法钒铝合金 氢含量的测定 惰性气体熔融红外吸收法或热导法Vanadium-aluminum alloy-Determination of hydrogen content-Infrared absorption method or thermal conductimetric method after fusion in a current of inert gas
钒铝合金 碳、硫含量的测定 高频感应燃烧-红外吸收法
Vanadium-aluminum alloy-Determination of carbon and sulfnr content-High frequency induction combnstion-infrared absorption method
2021-03-05
YB/T 4908.6-2021
钒铝合金 氧、氮含量的测定 惰性气体熔融红外吸收法和热导法
Vanadium-aluminum alloy-Determination of oxygen and nitrogen content-Infrared absorption method and thermal conductimetric method after fusion in a current of inert gas