Zopangidwa payipi
Alloy 400 (SER4400) ndi a Nickel Copper Clour (ofanana ndi zitsulo) ndi unyinji. Alloy 400 nawonso ali ndi kukana kwabwino kwambiri kutsanzira kwa masamba osiyanasiyana kuphatikizapo madzi am'madzi, hydrofluoric acid, sulfuric acid ndi alkali.
Mapaipi osawoneka bwino amatha kulowerera mwachangu ndikukwaniritsa malo olumikizirana. ASMM B564 Monol 400 molumikizana ndi zolumikizira zolumikizira ndi ma flanges ena nawonso amathanso kukhala opindika, zopangidwa kapena zotsekera. Titha kugwira njira yothetsera matendawa komanso chithandizo chamankhwala cha Moniel K-500 kungotulutsa zowawa monga makasitomala. Montel imakhazikika pa nickel (65-70%) ndi mkuwa (20-29%) ndipo amakhalanso ndi chitsulo (5%) ndi zina) ndi zina.