The steel market prices for various products remain stable compared to the previous day, last week, and the previous month. Below is a detailed overview of current steel prices in yuan per ton:
- **General Line**: Φ6.5mm Q235 steel is priced at 4970 yuan/ton, with no changes from previous periods.
- **Common Line**: Φ8mm Q235 steel is also at 4970 yuan/ton, showing no fluctuations.
- **High Line (Φ6.5–10mm Q235)**: Xilin brand is listed at 5020 yuan/ton, while other high-line brands like Steel and Beitai are also at 5020 yuan/ton.
- **Rebar (Φ12–14mm HRB335)**: Tongsteel and Hirsch are priced at 50,000 yuan/ton, while Ukrainian Steel is at 5000 yuan/ton.
- **Rebar (Φ16–25mm HRB335)**: Tongsteel, Xilin, and Jianlong are all at 4900 yuan/ton.
- **HRB400 Rebar**: For Φ12mm, Tongsteel/Xilin is at 5050 yuan/ton, and for Φ16–25mm, it’s at 5020 yuan/ton.
**Hot Rolled Coils**:
- Angang's 2.0mm*1050*C Q235 is at 5750 yuan/ton.
- 2.5mm*1050*C is at 5650 yuan/ton, and 2.75mm*1050*C is at 5600 yuan/ton.
- 3.0mm*1250*C is priced at 5650 yuan/ton, while 4.75mm*1500*C is at 5400 yuan/ton.
- Benxi and Tangsteel also offer similar pricing on their hot rolled coils.
**Cold Rolled Sheets**:
- Angang's 1.0mm*1000*2000 Q195 is at 6850 yuan/ton, with a 100 yuan premium over the previous month.
- Baotou Steel offers 2.0mm*1000*2500 Q195 at 6700 yuan/ton.
**Flat Plates**:
- Puzhong Plate 8mm Q235 is at 6150 yuan/ton, and 10mm is at 6100 yuan/ton.
- 16–25mm Q235 plates from Sky Steel are at 5950 yuan/ton.
**Low Alloy Sheets**:
- Q345 plates from Sky Steel and Jigang are at 6050 and 6100 yuan/ton respectively.
**Coated and Galvanized Sheets**:
- Color-coated sheets from Tianjin Xinyu are at 7400 yuan/ton for 0.426mm thickness.
- Galvanized coils from Hengtong are at 6600 yuan/ton for 0.5mm thickness.
**Welded Pipes**:
- 1-inch pipes from Birch Forest are at 5280 yuan/ton, with 2-inch and 3-inch pipes at 5230 yuan/ton.
**Structural Sections**:
- I-beam 12# is at 4950 yuan/ton, and 26# from Angang is at 5050 yuan/ton.
- Channel sections and angle steels show similar stability in pricing.
Overall, the steel market remains steady, with only minor price variations across different grades and sizes. This data reflects the latest available market updates as of today.
Black Chalkboard Steel
Blackboards are an essential tool in many classrooms, providing a surface for teachers to write notes, equations, and other information for students to see. While the use of blackboards has been largely replaced by digital whiteboards and other high-tech tools in some schools, they are still a common and effective teaching aid in many parts of the world.
As I mentioned earlier, blackboards are typically made from synthetic materials like porcelain enamel or laminate, which are more durable and easier to clean than stone. Steel is sometimes used as a base material for blackboards, but it is coated with a layer of porcelain enamel to create a smooth, non-porous writing surface.
Porcelain enamel is a type of glass that is fused onto the steel surface at high temperatures. This creates a hard, smooth surface that is resistant to scratches, stains, and other types of damage. The porcelain enamel coating also gives the blackboard its characteristic dark color, which provides a high contrast for writing with chalk or markers.
In addition to the traditional blackboard, there are also other types of writing surfaces used in classrooms, such as whiteboards, smartboards, and chalkboards. These surfaces may be made from a variety of materials, including glass, enamel, and plastic, and they may be electronic or non-electronic.
Overall, the use of blackboards and other writing surfaces in schools has evolved over time, but they remain an important part of the classroom experience for many students and teachers.
Steel Blackboard,Raw Material Blackboard,Blackboard Steel Coil,Writing Board Steel Sheet
Wuxi Shengshu Metal Co., Ltd. , https://www.wuxissmetal.com