ASTM C 1129通过给凸面阀门及法兰增加热绝缘材料评估蓄热量标准规范
日期:2012-02-08 15:45
urer's or contractor's drawings, the heat loss from the insulation surface can likewise be calculated by taking the product of heat loss per unit area (from programs conforming to Practice C 680) and the valve or flange insulation surface area. The area of the uninsulated surfaces may also need to be considered.
The use of this practice requires that the valve or flange insulation system meets Guide C 1094 and Practice C 450, where applicable.
1. Scope
1.1 The mathematical methods included in th
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09/12 15:20