compact flang Size: from 1/2 to 200 inch (DN15-DN6000) ... , DIN, BS, JIS, EN, JB, GB, HG, UNI CS,SS... compact flang Technics: Forged Size: from 1/2 to 200 inch ... , such as oil, petroleum, gas, chemical industry, nuclear power station, water and nuclear power construction, shipbuilding, food manufacturing, construction, shipbuilding, paper making ...