结构与特点：
结构简单、紧凑、流体阻力小，可制造最大换热面积达1000m2 的换热器。主要用于冷却或冷凝，亦可根据用户提供图纸代为设计制造特殊规格的产品。
技术特性：
设计温度：-20℃∽130℃
设计压力：≤0.3MPa
Structure and Features:
Have charaacteristics of simple and rational structure with large heat-transfer area,easy for maintenance,excellent anticorrosion and small fluid resistance,may be used in heat exchange process for cooling and condensation.
Technical Properties:
Design temperature: -20∽130℃
Design pressure: ≤0.3MPa
1.执行标准：HG/T3112-1998；2.我厂还可生产下封头为全石墨，碳钢衬胶（石墨、F4），316L，FRP等耐蚀材料的未注尺寸设备。
1.Chemical Standard: HG/T3112-1998;2.We also provides the others specifications of the equipments & technologies.