... and ISO systerm.All the product are correspond ASTM, DIN,JIS standard and produce the pipe as your requirement.Name:Flanges ... , Built to Different JIS Standards, Available in Various MaterialsRaw materials: stainless steel 304, 304L ... , 316, 316L and 321Size: 10 to 1200ABuilt to JIS standards 5K, 10K, 20K, 30K, 40K, PLFF, PLRF, BLFF, BLRF ...