NA14 S31803,双相不锈钢,2205,美国牌号UNS31803,德国1.4462,材料号002cr22Ni5Mo3N NC15FE NiCr23Fe W.Nr.2.4856
UNS N06625 NA21 NC 22DNb NiCr22Mo9Nb
W.Nr.2.4668 UNS N07718 NA51 NC19FeNb
NiCr19Fe19Nb5Mo3 W.Nr.2.4669 NC19FeNb
25CrMoS4不锈钢
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