Product Details

high pressure carbon steel pipe for cng vehicles

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 high pressure carbon steel pipe for cng vehicles : 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 high pressure carbon steel pipe for cng vehicles :

φ6.00mm × 1±0.1mm

Chemical Composition

C	Si	Mn	P	S
≤0.08%	≤0.03%	≤0.03%	≤0.02%	≤0.02%

Size(mm)

Length

Thickness

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 180^o 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
7	Pressure Test	Burst Pressure≥135MPa	140MPa	PASS
8	Salt Spray Test	>48 hours	72 hours	PASS