1)The biggest & professional factory for cooking gas cylinder 2)DOT-4BA,EN1442,ISO4706,ISO22991 standard 3)Size: 2kg ... to 50kg 1) Product/Model : 26.2L cooking gas cylinder2) Standard: DOT-4BA,EN1442,ISO4706,ISO229913) Certificate: CE / ISO ... degree to +60 degree9) Steel Material: Shanghai Baosteel material HP29510) Cylinder size: 2kg until 50kg cooking gas cylinder cooking gas cylinder