Seamless Steel ISO9809-1 Gas Cylinder
DSW’s seamless steel gas cylinders are manufactured with the most advanced technology, machinery and equipment in the world. Our steel gas cylinder are mainly produced conformity with Standard ISO9809-1/3,EN1964-1/3,DOT-3AA UN ISO9809-1,the major raw material is high-quality steel alloy material,such as the 37Mn,30CrMo,34CrMo4.