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Description:

CNG high pressure tube
6*1*6000(mm)
Zinc Plated Tube With PVC Covered
pancake
ISO 15500-16 certified

Steel CNGTube

EnglishSpainish Chinese

 

 

Steel tube standard

• Tube surface with 5-7 um zinc coated, which can keep 52~80 hour salt spray test without red rust.
• Both ends of tube without rag, corner processing,  smooth, absence of distortion.
• Steel tube is welding tube with annealing treatment before zinc plating.
• Inside of tube should be no rust
• Bending tube with tools of 25mm radius, bending torsion should no more than 11NM

 

PVC package requirement

• Steel tube should be covered with PVC after zinc plating, single wall thickness is 0.65±0.2mm. 
• There is 20-50mm naked tube without PVC at the roll ends. Both ends are fit with white plastic jacket.

 

Chemical Composition

C	Si	Mn	P	S
≤0.05%	≤0.02%	≤0.02%	≤0.01%	≤0.01%

 

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	Dia195-200

 

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	148MPa	PASS
8	Salt Spray Test	>48 hours	72 hours	PASS

 

Picture

 

We also offer other color as yourrequirement

 

Package

 

Package standard

Carton box

• Pack 20 rolls of the length 6 m tube
• Pack 20 rolls of the length 5.5 m tube
• Pack 20 rolls of the length 4.5 m tube