Blind Flange
1) Materials: carbon steel, alloy steel, stainless steel 2) Class: 150lbs, 300lbs, 600lbs, 900lbs, 1, 500lbs, 2, 500lbs 3) Size: 1/ 2-48" 4) Specification: ANSI, ASME, DIN, JIS, BS 5) Surface treatment: transparent oil, rust-proof oil, hot galvanizing ...