普通工字鋼和輕型工字鋼的型號是用其腰高厘米數(shù)的阿拉伯數(shù)字來表示，腹板、翼緣厚度和翼緣寬度不同其規(guī)格以腰高×腿寬(b)×腰厚(d)的毫數(shù)表示，如“普工160×88×6”。

The ordinary beam and light I-beam model is the digital Arabia with its waist high cm number to represent, web and flange thickness and flange width of different specificati to the waist high (H) * (b) * waist leg width thickness (d). The number of said, such as "general 160 x 88 x 6"

厚鋼板的鋼種大體上和薄鋼板相同。在品各方面，除了橋梁鋼板、鍋爐鋼板、汽車制造鋼板、壓力容器鋼板和多層高壓容器鋼板等品種純屬厚板外，有些品種的鋼板如汽車大梁鋼板（厚2.5~10毫米）

The steel of a thick steel plate is roughly the same as that of a thin steel plate. In all aspects, in addition to bridge steel plate, boiler steel plate, automobile made steel plate, pressure vessel steel plate and multilayer high pressure vessel steel plate, some varieties of steel plate such as car beam steel plate (2.5~10 mm thick)

選擇膠合板主要看其甲醛釋放量和膠合強度。如果膠合板的膠合強度不好，容易散架。選擇時注意膠合板的標稱厚度與實際厚度是否相符。

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.