Available in Carbon Steel and Stainless Steel 316L, 304L, 904L, Alloy 400 Monel, Alloy 600 Inconel, titanium, and others specialized materials, in all diameters and Class 150# / 300# / 400# / 600# / 900# / 1500# and 2500# for Slip-On, Weld Neck, Blind, Threaded, Lap Joint and Socket Weld. Manufactured in compliance with strict international regulations and certifications.