选择胶合板主要看其甲醛释放量和胶合强度。如果胶合板的胶合强度不好,容易散架。选择时注意胶合板的标称厚度与实际厚度是否相符。
The choice of plywood mainly depends on its formaldehyde emission and bonding strength. If the gluing strength of plywood is not good, it is easy to fall apart. When choosing, pay attention to whether the nominal thickness of plywood is in line with the actual thickness.
H型钢属于经济裁面型材(其它还有冷弯薄壁型钢、压型钢板等),板材,由于截面形状合理,它们能使钢材更高地发挥效能,提高承裁能力。
H steel is an efficient and economical cutting section (other cold-formed thin-walled steel and profiled steel sheets). Because of the reasonable shape of the section, they can make the steel play a more effective role and improve the bearing capacity.
①胶合板有正反面的区别。挑选时,胶合板要木纹清晰,板材型号,正面光洁平滑,不毛糙,要平整无滞手感。
②胶合板不应有破损、碰伤、硬伤、疤节等疵点。
1.the difference between the plywood and the and negative sides. When selecting, plywood should be clear, ***ooth,圣霖板材采购, ***ooth, and ***ooth.
2. Plywood should not be damaged, bruised, hard or scarred.
版权所有©2025 产品网