... exports, exports to the Middle East, Europe Monel Alloy 400:. NCu30 (N04400) NCu30Fe, a seawater, chemical solvents, ammonia, sulfur, chlorine, hydrogen ... Composition /%Ni + Co Mn Cu Fe C Si SMonel 400 NCu30 (NW4400, UNS N04400) ≥ 63.0 ≤ 2.0 28.0 ~ 34 ...