304 Stainless Steel --- Air compressor tank is made of thickened 304 stainless steel, sturdy and durable, will not rust, high hardness, wear-resistant, long service life Powerful Performance --- Air reservoir tank's high pressure of up to 1.25MPa provides strong power for your tools and can meet the needs of multiple jobs at the same time Submerged Arc Welding Seam --- Air reservoir tank adopts fully automatic submerged arc welding technology, which makes the product quality stronger and more reliable Long service life --- International standard silk hole thickness, improve the comprehensive strength of the tank, longer service life. Angled steel legs provide additional support, stability Multiple Application --- Gas storage tanks are used in industrial production, medical equipment, automotive energy storage tanks, vacuum buffer tanks, gas source treatment or vacuum buffer tanks.