日韩精品视频在线九区,日本一区二区视频诱惑,欧美日韩国产另类在线 http://www.owweac.cn/hi/%e0%a4%a4%e0%a4%be%e0%a4%aa-%e0%a4%89%e0%a4%aa%e0%a4%9a%e0%a4%be%e0%a4%b0-%e0%a4%95%e0%a5%87-%e0%a4%9f%e0%a4%82%e0%a4%97%e0%a4%b8%e0%a5%8d%e0%a4%9f%e0%a4%a8-%e0%a4%95%e0%a4%be%e0%a4%b0%e0%a5%8d/ ???, 28 ??????? 2020 02:32:34 +0000 ????? ???? 1 https://wordpress.org/?v=6.7.2 Stephen Ryan :?? ?????? http://www.owweac.cn/hi/%e0%a4%a4%e0%a4%be%e0%a4%aa-%e0%a4%89%e0%a4%aa%e0%a4%9a%e0%a4%be%e0%a4%b0-%e0%a4%95%e0%a5%87-%e0%a4%9f%e0%a4%82%e0%a4%97%e0%a4%b8%e0%a5%8d%e0%a4%9f%e0%a4%a8-%e0%a4%95%e0%a4%be%e0%a4%b0%e0%a5%8d/#comment-1172 ???, 28 ??????? 2020 02:32:34 +0000 http://www.owweac.cn/single-post-heat-treatment-of-tungsten-carbide-products/#comment-1172 Hello All,

I have a TCC coating applied to carbon steel inside a vessel. The vessel has the heads welded on and has been PWHT at a hold temp. of 600 DegC. The TCC coating has powdered and started delaminating. Particularly in the nozzle transition areas.
Does anyone have feedback for this failure please?

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