... blind flange, etc. Our products could be manufactured according to ANSI/DIN/JIS standards etc. Also we could provide ... clients. More details ,please contcat us .We sincerely welcome to your valuable words and inquiry. 1. StandardANSI,ASTM,JIS ... .8 ect.5. Used forpetroleum, chemical, power, gas, water, linepipe, heat exchanger, shipbuilding, construction, etc .6. Production processraw material--cutting-- ...