1）中空板表面应光滑、平整，不允许有气泡、裂纹和明显的痕纹、变形、凹陷和色差等影响使用的缺陷。
1) The surface of the hollow plate should be smooth and flat, and no defects such as bubbles, cracks and obvious marks, deformation, depression and chromatic aberration should be allowed.
2）中空板的立筋应间距匀称，无明显倾斜。
2) The vertical bars of hollow slabs should be spanned evenly without obvious inclination.
3）中空板的最小冷弯半径为板厚的175倍，按最小弯曲半径弯曲后，板面不得有裂纹。
3) The minimum cold bending radius of the hollow plate is 175 times the thickness of the plate. After bending according to the minimum bending radius, there shall be no cracks on the surface of the plate.
4）选用时应要求企业提供耐人工气候老化后的黄变度。
4) When choosing, enterprises should be required to provide yellowing resistance after artificial climate aging.
5）企业应提供十年品质保证书。
5) Enterprises should provide 10-year quality assurance.
6）燃烧性能应达B1级。
6) The combustion performance should reach B1 level.
7）传热系数
7) Heat transfer coefficient