... : weld, clamp , threaded, union, nut7) Polish: mirror polish, dull polish,Sub-light,180G, 240G, 400G, tumble ,pickling , passivation8) Packing : inner paper canton,outer ... -P08MaterialSUS304,304L,316,316LSizeDN25-DN150&1"-6"Connectionweld,clamp,thread,union,nutStandard3A,SMS,DIN,IDFpressurePN2.5-32MPAPOlish mirror polish,dull polish ...