Product details:

2-1/2" Smith-Cooper 316 Stainless Steel 150# Cast Threaded 90 Street Elbow Heavy Pattern, S3116SE024Stainless castings conform to ASTM A351 ACI Grade CF8 (304) & ACI Grade CF8M (316) NPT threads conform to ASME B1.20.1 Manufacturing facility is ISO 9001:2008 Certified Fittings meet applicable chemical & mechanical properties