DIN 28017-3-2003《柱罐及有关容器 第3部分:直梯》
The document describes vertical ladders for columns and other vessels, preferably for use in chemical plant. The project includes informationl on dimensions, design and materials of the components.
The document describes vertical ladders for columns and other vessels, preferably for use in chemical plant. The project includes informationl on dimensions, design and materials of the components.