... Material: stainless steel 304 316 304 Liugong flange sleeve for loader grader excavator flange 1. for loaders, excavators, grader flanges ... 304 304 carbon steel 20 # Q235 Q345, etc 3. China's steel pipe flange GB national standard system Nominal pressure ... 24 million dollars.Our Main Products Construction machinery buckets, Liugong loader, excavator buckets, bucket tooth, blade for buckets, end bits, ...