ASTM C550刚性绝热块和板的平直度和精度的标准试验方法
日期:2012-02-13 18:20
ASTM C550 Standard Test Method for Measuring Trueness and Squareness of Rigid Block and Board Thermal Insulation
ASTM C550刚性绝热块和板的平直度和精度的标准试验方法
Insulating blocks or boards that are not true or square may not fit properly. Extra labor may be required to obtain proper fit and may affect the product performance as well as the appearance of the finished installation.
This test method provides terminology and describes locations for obtaining consistent measurements of trueness a
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