性欧美激情国产精品七区,97超级碰碰碰人妻中文,亚洲av片不卡无码久久 http://m.owweac.cn/tr/heat-treatment-of-tungsten-carbide-products/ Wed, 28 Oct 2020 02:32:34 +0000 saatlik 1 https://wordpress.org/?v=6.7.2 Yazar: Stephen Ryan http://m.owweac.cn/tr/heat-treatment-of-tungsten-carbide-products/#comment-1172 Wed, 28 Oct 2020 02:32:34 +0000 http://m.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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