但是一旦安装了电加热装置，特别是采用了承压式运行，不锈钢内胆产品存在很大的局限性。
But once the installation of the electric heating device, especially the bearing type operation, stainless steel products limited.
电站锅炉承压部件与非承压部件异种钢焊接选材存在问题，没有足够的试验数据作为参照。
There is a problem in selecting consumables as welding T91 steel tubes and non-load-bearing stainless steel plates, that is, there is not experimental data enough to support that.
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