③ 充分考虑热胀冷缩，加设膨胀接头（Expansion Joint）。 ④ 蒸汽管路应在适当距离间隔处，装设冷凝水排水器（(Steam Trap），原 8 / 8 9 / 8 ⑥ 蒸汽管线必须保温，以防热散失过多。
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在玻璃钢管道系统铺设中选用合理的安装措施，不设置膨胀接头，也能保证管线长期安全使用。
The long-term safe usage can be kept without expanding joint in the FRP pipe system if rational assemble measures are selected.
更何况，全部采用塑料管符合节省费用的要求，因为它可以连续铺设200米而不用接头和膨胀装置。
Also, all the plastics solution meets the demand for network cost saving, since it offers continuous runs up to 200 m without joints and does not need expansion devices.
所有的伸缩接头(膨胀节)都应当采用法兰栓接。法兰的最小厚度为6毫米。
All expansion joints shall have bolted flange-to-flange type connections on both sides of expansion joint for removal of complete unit. Minimum flange thickness shall be 6 mm.
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