GB41317-2024 "Stainless Steel Corrugated Flexible Hose for Gas Appliance Connections"

7.3.6 Torsion Test (with added weight at the lower end per new standard)

CJT197-2010 "Stainless Steel Corrugated Flexible Hose for Gas Appliance Connections"

7.9: Hose Torsional Property

GB/T 26002-2010 "Stainless Steel Corrugated Pipes and Fittings for Gas Transmission"

6.1.5: Hose Torsional Property

1. Operation Method: Touch screen control, motor loading

2. Display Method: Chinese menu display on LCD screen

3. Pipe Diameter Range: DN10, DN15, DN20, DN25, DN32

4. Test Speed: 5-30 times/min

5. Speed Error: Better than ±10% of indicated value

6. Maximum Pipe Length: 1500mm

7. Minimum Readable Value: 0.1°

8. Testing Machine Grade: Grade 1

9. Air Pressure: 20Kpa

10. Pressure Resolution: 0.1Kpa

11. Air Leakage Alarm

12. Appearance: Should comply with GB/T2611 requirements

13. Completeness: Meets standard requirements

14. Power Supply: 220V, 50Hz

12. Testing Machine Dimensions: Approximately 800mm*800mm*2500mm

13. Weight: Approximately 200Kg