Product Information Material: 316 Stainless Steel Select a Product Part NumberDN SizeWall Thickness B28W-R100PDINDN251.5mm B28W-R150PDINDN401.5mm B28W-R200PDINDN501.5mm B28W-R250PDINDN652.0mm B28W-R300PDINDN802.0mm B28W-R400PDINDN1002.0mm