1. Model Specifications: Type 30 - DN40 - 20m, produced in accordance with the national standard "Forest High-Pressure Hose Inspection Outline", providing an inspection report issued by the National Fire Equipment Quality Supervision and Inspection Center.
2. Mass per unit length (g/m): ≤124.
3. Burst pressure (MPa): ≥ 16.72.
4. Elongation (%): ≤0.2.
5. Expansion rate (%): ≤2.3.
6. Adhesion strength of fabric layer to lining (N/25mm): ≥79.7.
7. Hose color: White
8. Both ends of the hose are equipped with DN40 internal expanding forest couplings. No leakage, burst, or slippage shall occur at the connection between the hose and the fire coupling.
