We can supply ISO 11439 CNG Cylinder for Vehicle , in high quality in competitive ... of Seamless Steel gas cylinders, CNG-1 cylinder in Zhejiang, China .Zhejiang Tianen CNG cylinders :The specification of our CNG cylinder of ... ,150L.Out Diameter :232MM, 325MM, 356MM ,279MM,406MM .Wall thickness :5.5MM ,6.4MM,7.6MM,8.2MM, 8 ... inquiry us . We will reply you immediatelly . CNG Cylinder of Type 1