SCR system adopts multilayer nylon tubes which made of ETFE/PA2,These tubes have excellent performance of corrosion resistance and low Urea solution permeation.They meet the requirements of SAE J744,SCR system is made up of supplying tubes,returning tubes and injection tubes.Tube construction details are as follows:
Suppling tube construction details | Returning tube construction details | Injection tube construction details | |||
Material | ETFE/PA12 | Material | ETFE/PA12 | Material | ETFE/PA12 |
Inside diameter | 6.0mm | Inside diameter | 4.0mm | Inside diameter | 3.0mm |
Outside diameter | 8.0mm | Outside diameter | 6.0mm | Outside diameter | 5.0mm |
Wall thickness | 1.0mm | Wall thickness | 1.0mm | Wall thickness | 1.0mm |
Bending radius | 42mm | Bending radius | 35mm | Bending radius | 30mm |
Burst pressure | >6.9Mpa(at 24) | Burst pressure | >8.3Mpa(at 24) | Burst pressure | >8.3Mpa(at 24) |
Temperature range | -60~+125 | Temperature range | -60~ +125 | Temperature range | -60~+125 |
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