... and produce the pipe as your requirement.Name:Flanges, Built to Different JIS Standards, Available in Various MaterialsRaw materials: stainless steel ... , 304L, 316, 316L and 321Size: 10 to 1200ABuilt to JIS standards 5K, 10K, 20K, 30K, 40K, PLFF, PLRF, BLFF, BLRF, SOHFF ... are interest,please contact me:Longjunpipe04 AT gmail com Flanges, Built to Different JIS Standards, Available in Various Materials