The Hot-Dip Galvanized SO Flange Factory specializes in producing high-quality Slip-on Flanges (SOH) that meet JIS B2220 standards. These flanges are made from Carbon Steel ASTM A105 and are available in JIS 500A and JIS 10K pressure ratings. They feature a raised face and serrated design, ensuring a secure and reliable connection. The flanges are zinc-coated through the hot-dip galvanization process, providing excellent corrosion resistance and durability for various industrial applications.