按钢格板纵条的侧边形状分类，如图所示：
（Clarify to the shape of
the bearing-bars sides, Please see the figures.）
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普通型（Universal Type） 由普通扁钢及6×6MM扭绞了的方钢制成的格板是惠达牌纲格板的基本形式。 （The grating consisting of universal flat-steel and 6×6 mm twisted square steel is the basic form of Huida Brand Steel Grating） |
齿型（Serrated type） 绝大多数受荷扁钢都可以制成齿型钢格，这样可增强钢格板的防滑能力。需要齿型钢格板者，请在订货时指明。 （Most bearing flat-steel can be made into serrated steel grating. This make the grating have the ability of non-slip. If the user needs serrated grating, please specify as ordering.） |