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Specifications
cng seamless steel tube 8mm1.Made of stainless steel(304
2.Test pressure:30Mpa
3.Test before delivery
4.
cng seamless steel tube 8mm
CHG tube: resist high press from outside,no leak on tube, tested by 500kg water press;smooth and tough,advanced technology
1. Main usage about cng seamless steel tube 8mm : widely used in CNG fuel-auto and double fuel-auto, auto-braking system; auto-oil system, fuel system,etc
The high pressure tube is the pipeline of connecting reducer and gas cylinder.Used to connect the steel cylinder, filling port, high pressure solenoid valve, and pressure reducer, there is a rubber pipe on the surface to ensure it safety and durability.
2. Raw materials: low carbon steel tube, seamless steel pipe,
3. Specification about cng seamless steel tube 8mm :
φ6.00mm × 1±0.1mmChemical Composition
C |
Si |
Mn |
P |
S |
≤0.08% |
≤0.03% |
≤0.03% |
≤0.02% |
≤0.02% |
Size(mm)
Length |
Thickness |
OD |
Total Thickness |
Roll ID |
|
Cut-to-length ±50 |
1±0.1 |
6±0.06~0.1 |
0.65±0.2 |
195-200 |
Mechanical Property
No. |
Test Item |
Technical Standard |
Test Result |
Remark |
1 |
Tensile Strength |
≥290MPa |
295MPa |
PASS |
2 |
Yield Strength |
≥180MPa |
189MPa |
PASS |
3 |
Elongation |
≥30% |
34% |
PASS |
4 |
Flaring Test |
Flaring≥25%, |
30% |
PASS |
5 |
Bending Test |
Bend 180o in a radius three times of the pipe diameter |
No crack or peeling after flaring |
PASS |
6 |
Flattening Test |
No crack after flattening |
No crack |
PASS |
7 |
Pressure Test |
Working Pressure≥26MPa |
32MPa |
PASS |
Burst Pressure≥135MPa |
140MPa |
PASS |
||
8 |
Salt Spray Test |
>48 hours |
72 hours |
PASS |
6. Products functions about cng seamless steel tube 8mm : our materials single/double wall steel tube conform to Country YB/T4164-2007 standards
7. Mechanical functions about cng seamless steel tube 8mm :
Good curvature machining property;Highest blasting press;
Thickness is uniform with PVC;Good binding force
9. Packing: export standed, box, palstic,etc (according to customers requirements)
10. Photos from our company
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