... plate flanges etc,with specification from1/2"(DN15) to 80"(DN2000). We can supply abve-nentioned standard ... flanges of DIN,ANSI,BS,JIS,UNI,NS and AS,GB,HB,JB ... -Westfalischer,and obtained DIN50049/EN10204/3.1B according to AD-Merkblatt WO/TRD100 and PED. We have ... abroad. Welcome trading partners all over the world to contact us and develop together based on mutual ...