Product Information Material: 316 Stainless Steel Wall Thickness: Schedule 10 Select a Product Part NumberNominal Size H0.75S453/4" H1.25S451-1/4" H1.5S451-1/2" H1S451" H2.5S452-1/2" H2S452" H3S453" H4S454" H5S455" H6S456"