... '',2'',2.5'', 3'', 4'',5'', 6'',8'' Working Pressure: 2bar,3bar,4bar,6bar,8bar. 1. Hi-strength terylene yarn and qualified PVC ... water. 5. Anti-hi pressure, corrosion resistance and ageing resistance. 6. Applicable operation temperature 10-60. 7. Applied to the lines ...