S30815 (Equal and more than 253MA, EN1.4835, W Nr.:1.4893) Seamless stainless steel tube S30815 is an austenitic chromium-nickel steel alloyed with nitrogen and rare earth metals for high-temperature service up to about 1150°C (2100°F). The grade is characterised by: „ 1.High creep strength „ 2.Very good resistance to isothermal and, above all, cyclic oxidation „ 3.Good structural stability at high temperatures „ 4.Good weldability Dimension application: OD: 15mm~168mm WT: 1mm~12mm Length: Under 12Meters Production Capability: 45 Tons per Month. Standard: ASTM A213, ASME SA213, ASTM A312, ASME SA312, EN10216-5, JIS G3463,DIN17175,etc. Application Area: „ 1.Waste-heat recovery systems in metallurgical industry, e.g. recuperators „ 2.Heat treatment furnaces, e.g. radiation tubes, thermocouple protection tubes, burner components, furnace rollers „ 3.Injection of pulverised coal in blast furnaces „ 4.Fluidised-bed combustion plants „5. Furnace tubes for mud incineration plants „ 6.Glass and cement industries „ 7.Styrene reactor tubes „ 8.EDC cracking tubes „ 9.Convection tubes in ethylene cracking „ 10.Air preheater tubes in sulphuric acid gas converters We are looking forward to your inquiries and requirements for such material. And We are pleased to know that we can involved in your project. Hope ”LSI” brand can be your best choice in your engineering project.