①胶合板有正反面的区别。挑选时,胶合板要木纹清晰,正面光洁平滑,不毛糙,要平整无滞手感。
②胶合板不应有*损、碰伤、硬伤、疤节等疵点。
1.the difference between the plywood and the and negative sides. When selecting,圣霖国际板材厂家, plywood should be clear, *ooth, *ooth, and *ooth.
2. Plywood should not be damaged,圣霖国际板材采购, bruised, hard or scarred.
板材是指一般的压型钢板﹨平板等,都是较薄的钢板,通常都作为屋面或围护墙等用型材是指热轧的﹨冷弯的如工字钢﹨H钢﹨C型钢Z型钢,通常都作主结构用。
Plate refers to the general profiled steel plate, flat plate, etc., which are thin steel plates, usually used as roofing or retaining walls.
Profiles refer to hot rolled cold-formed ones, such as I-steel,圣霖国际板材, ﹨H steel, ﹨C steel and Z secti*teel, which are usually used for main structure.
槽钢分普通槽钢和轻型槽钢。热轧普通槽钢的规格为5-40#。经供需双方协议供应的热轧变通槽钢规格为6.5-30#。槽钢主要用于建筑结构、车辆制造、其它工业结构和固定盘柜等,槽钢还常常和工字钢配合使用。
Channel steel is divided i* ordinary channel steel and light channel steel. The specification of hot rolled ordinary channel steel is 5-40#. The specification of hot rolled and variable channel steel supplied by both suppliers and suppliers is 6.5-30#. Channel steel i*ainly used in building structure, vehicle manufacturing, other industrial structure and fixed disk cabinet, and channel steel is often used in conjunction with I-steel.