... 75x40, 100x50, 50x20, 125x65, 150x75 Standard: JIS standard U channel specification:U channelItem: U channelStandard: Japanese standardSteel grade: SS400BModel type ... divided in to hot rolled channel steel and cold bend channel steel. Our main channel steel is hot rolled Japanese ... 75x40, 100x50, 50x20, 125x65, 150x75 Technique Hot rolled u channel Certificate ISO 9001:2008 Length 6m, 9m, 12m Payment ...