The one-off hot rolled YH door frame steel for Underground garage produced by NISCO breaks through the traditional welding process and fills the gap in this field in China. The product is equipped with a vulcanized connection sealant strip. It also has new technologies such as 45-angle bevel cutting and latching hole punching.
Product information
| Grade | Size | Standard |
| Q235B | YH10/70 | Q/320902YYH 001-2016 |
