No preheating is required for P8 material in general. For the correct preheating and interpass temperatures, please refer to corresponding WPS.
对于P 8材料，一般不需要预热，关于正确的预热和层间温度的要求，参见相应的WPS。
The results show that:under the no preheating condition, the microstructure of weld metal is columnar austenitic, and brittle martensite exists in the fusion zone and over-heated zone unavoidably.
研究结果表明：在不预热条件下，用KD286焊补钢轨，焊缝组织为柱状奥氏体组织，熔合区和过热区不可避免地产生脆硬的马氏体组织。
The technology of high temperature preheating and high temperature and long campaign life hot blast stove had been adopted during the Shougang's no. 2 BF technology rebuild design.
首钢2号高炉技术改造设计采用了高温预热及高风温长寿热风炉技术。
Conclusion Preheating has no effect on microhardness of these 4 composite resins.
结论预加热对此4种光固化复合树脂的显微硬度无影响。
The high blast temperature technology by top combustion preheating furnace preheating the intensifying combusted air is used for the hot stoves of New no. 2 and no. 3 BFs in Angang.
鞍钢新2号、新3号高炉热风炉应用了顶燃式预热炉来预热助燃空气的高风温技术。
After the process of blanching, grinding, preheating and spray-drying, the soybean milk powder thus prepared tasted palatable and had no off-flavor.
在经过对大豆的浸泡、热烫、磨浆、煮浆和喷雾干燥等工艺过程之后，实验制备的豆奶粉口味纯正，无不良风味。
No need to start the engine cold winter cold environments parked car engine and cab preheating temperature.
不需启动发动机即可对冬季低温寒冷环境中停放的汽车发动机和驾驶室进行预热升温。
No need to start the engine cold winter cold environments parked car engine and cab preheating temperature.
不需启动发动机即可对冬季低温寒冷环境中停放的汽车发动机和驾驶室进行预热升温。
应用推荐