ASTM A403,JIS B2305 SMLS Welded Fittings DESCRIPTION: We SAN PASO is a professional manufacturer in smls ss fittings products since 1980 with over 30 years experience in the world, according to ASTM,ANSI,JIS,DIN,ISO etc. We believe we can support our customer well and good quality ,good service, good service, and competitive prices, Our company aimed at […]