Product Description
Product Description
The whole cover plate surface of the steel cover plate is a kind of metal product designed and welded by checkered steel plate, flat steel or channel steel of different thickness according to the size of the trench. Each steel cover plate is provided with a convenient handle hole. The surface flatness of this product shall not exceed 2mm, and the overall dimension and diagonal error shall not exceed 2mm. The weld appearance shall be uniform and well formed, and the transition between weld bead and weld bead and between weld bead and metal shall be smooth, and the welding slag and spatter shall be removed.
The code of steel cover plate can be written as gbl-z, "L" refers to the width of the trench, and "Z" refers to the load level of the trench. Therefore, there are specifications and models gb4-1 to 4, gb6-1 to 4, gb8-1 to 5, gb10-1 to 5, gb12-1 to 5, and gb15-1 to 5.
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