Quick view Schedule 40 304L Stainless Steel Welded Pipe Merit Brass Sch40 304L Stainless Steel Welded Pipe - 20' Lengths ASTM A312 / ASME SA312 Grade 304L Schedule 40 Pipe Chart Diameters & Wall Thicknesses PDF Schedule 40 pipe has a thicker wall than our thin-wall Sch10 stainless... Quick view Qty in Cart: 0 Price: Subtotal: