Black Hex Bolt DIN 933 DIN 931
Product Description:
| Product name | Hexagon bolt |
| Size | M3-100 |
| Length | 10-3000mm or as required |
| Grade | 4.8/8.8/10.9/12.9 |
| Material | Steel/35k/45/40Cr/35Crmo |
| Surface treatment | Black |
| Standard | DIN/ISO |
| Certificate | ISO 9001 |
| Sample | Free Samples |
| Usage | Steel structures, multi -floor,high -rise steel structure, buildings, industrial buildings, high -way, railway, steel steam,tower,power station and other structure workshop frames |
Product advantages:
- Precision Machining
☆ Measure and process using precision machine tools and measuring tools under strictly controlled environmental conditions.
- High-quality carbon steel(35#/45#)
☆ With long life, low heat generation, high hardness, high rigidity, low noise, high wear resistance and other characteristics.
- Cost-effective
☆ The use of high-quality carbon steel steel, after precision processing and forming, greatly improves the user experience.
Surface treatment:
- BLACK
☆ Black is a common method for metal heat treatment. The principle is to make an oxide film on the metal surface to isolate the air and achieve rust prevention. Blackening is a common method for metal heat treatment. The principle is to make an oxide film on the metal surface to isolate the air and achieve rust prevention.
Parameter Of Product:
OUR PACKAGE:
1. 25 kg bags or 50kg bags.
2. bags with pallet.
3. 25 kg cartons or cartons with pallet.
4. Packing as customers' request
