Detailed Product Description NAME:ANSI B 16.9 elbow MATERIALcarbon steel ,stainless steel ,alloy steel SIZE1/2"-48" ... PRESSURESch5-Sch160XXS STANDARDS ANSI. JIS. DIN GB/T12459GB/T13401ASME B16.9 USE Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc.Others ...