Winding installations in the corresponding single reel, a large area of contact with the rope, the advantages of low pressureunits.
相应的卷绕装置采用单层卷筒，有与钢丝绳接触面积大，单位压力低的优点。
3
Steel P91 has been used instead of P22 as the material for main steam and high temperature reheat steam pipelines in new built subcritical pressureunits.