黑夹克保温钢管材料要求:
Requirements for insulation steel pipe material of black jacket:
1.保温管的膨胀力和收缩力对管道的危害是十分必要的。
1. It is necessary to solve the harm of expansion and contraction force of heat preservation pipe to the pipe.
2.保温管的热损失必须尽量减少。
2. The heat loss of insulation pipe must be minimized.
3.保温层在大气环境中的耐久性是必须的问题。
3. The durability of thermal insulation layer in atmospheric environment must be solved.
4.保温层的密度必须大于60KG/ m3。
4. The density of insulation layer must be greater than 60kg / m3.
黑夹克保温钢管的原材料一般采用预制加工，保证了管子的外表面被均匀加热到一定程度。
The raw materials of the black jacket insulation steel pipe are generally prefabricated to ensure that the outer surface of the pipe is evenly heated to a certain extent.
以上是
黑夹克直埋式直缝钢管厂家为大家介绍的相关内容，想要了解更多内容，欢迎访问网站：http://www.sdhpgy.com
The above is the relevant content introduced by the manufacturer of black jacket direct buried straight seam steel pipe. For more information, please visit the website: http://www.sdhpgy.com
