... . Material: Carbon steel (seam or seamless), stainless steel, alloy steel2. Size: 1/2'' TO 72''3. Thickness: Sch10--XXS4. Standard: ASME, ... Sch160,XXS,XS,STD STANDARDS: ISO. ANSI. JIS. DIN GB/T12459,GB/T13401,ASME B16.91 USE: Petroleum, chemical, power, gas, metallurgy, ... Sch160,XXS,XS,STD STANDARDS: ISO. ANSI. JIS. DIN GB/T12459,GB/T13401,ASME B16.91 USE: Petroleum, chemical, power, gas, metallurgy, ...