◆ Japanese standard:JIS B2238、 JIS B2220、 JIS B2290、 JIS B2291、JIS B7805、JIS B3451; JPI-7S-15-2005
◆ American standard: ANSI B16.5
◆ Australian Standard: AS2129
◆ German standard: DIN2576, DIN2573...
◆ British Standard: BS4504.
◆ European standard: EN1092
◆ Danish standard: DIN 86044 STEEL FLANGE PN16
◆ We can also processing according to drawings or samples from...