发布时间:2025-01-19 10:42:00
根据《热轧槽钢 》GB707标准,槽钢的截面及标注符号如下图所示
14#、16#槽钢的尺寸、截面面积、理论重量及截面特性参数见表:
一般我们使用的都是20y的液化气那么19y和22y的液化气是给谁用的
2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00 2025-01-19 10:42:00