galvanized steel tube flang Size: from 1/2 to 200 inch (DN15-DN6000 ... DIN, BS, JIS, EN, JB, GB, HG, UNI, API galvanized steel tube flang Technics: Forged Size: from 1/2 to 200 inch ... Class900, Class1500, Class2500, Wnrf, Sorf, Blrf, Thrf, Swrf, Ljrf Carbon Steel FlangeDin2573 Pn6 Slip-On, Din2576 Pn10 Slip-On, Din2543 Pn16 ... payment in advance. Supply Ability: 300ton/Month Place Of Orign: China OEM: Yes