... Material: stainless steel 304 316 304 carbon steel flange and stainless steel flange 1. for loaders, excavators, grader ... are two kinds of flange: threaded connection (screwed) flange and welding flange. 2. Flange material common flange materials: stainless ... , excavator buckets, bucket tooth, blade for buckets, end bits, rockers etc ;Construction machinery track, roller, driving gear, track roller, ...