The products can be ordered according to customers’ design requirements, Main steel gardes:10-45,16Mn,20Cr,15CrMo,35GrMo,27CD4,CK35,SAE1035,25Mn2,St.52, SAE8617H,etc

These tubes are manufactured according to DIN 73000. All aspects such as mechanical properties and dimension tolerances highly conform to the requirements of diesel engine tube. In view of oil tube’s special quality requirements, we use high quality tube blank DIN2391 ST30Al, ST35, ST37, ST45, ST55 from Xingcheng steel or Bao steel which is better in mechanical properties regarding elongation rate, tensile strength, especially high pressure resistance.

 

High pressure fuel tube
Standard: DIN 2391
Specification: 6×1.2 、6×1.5 、6×1.8 、6×2 etc.
Surface: bright and smooth Automobile air-condition tube
Process: heat treatment
Surface: bright and smooth Mechanical properties: flattened completely, bend at any angle without crack and break Substitute for copper or aluminum pipe

coating
1.Olive green coated seamless steel pipe
Coat thickness: 8-25um
Length of pipe coated: ≤3.5M
Free of Cr6

2.Galvanized seamless steel pipe
Zinc thickness as per customers’ needs and standard requirements