【摘要】 从化工保温防腐的角度出发 ,将异型管件的外防护层的工艺进行了改进 ,运用了分模造型技术 ,从而使异型件处的热交换和腐蚀得到了很大程度的控制更多还原

【Abstract】 For sake on insulation and corrosion prevention in chemical engineering, technology of outer protectiong coating for specials-haped tube was improved. By using multipart moulding process, heat exchange and corrosion around the special-shaped tube were greatly controlled.更多还原