主營:德國安鋁鏡面鋁板卷,彌散強(qiáng)化氧化鋁銅合金,抗菌環(huán)保不銹鋼板卷棒帶,醫(yī)用不銹鋼鈦合金鈷基合金,鎢銅鉬銅鈹青銅合金,防輻射鉛板青鉛皮鉛膠皮,防腐純鋅棒板帶卷箔鋅合金,電磁電工純鐵阿姆科鐵
NSSC 550(13Cr-2Ni-2Mo)是新日鐵住金獨(dú)自開發(fā)的兼具高硬度和高耐蝕性的馬氏體(M)系不銹鋼商品。將此鋼進(jìn)行適當(dāng)淬火和回火處理,可以獲得0.2%屈服強(qiáng)度1150N/mm2、抗拉強(qiáng)度1750N/mm2、HV(維氏強(qiáng)度)550的較高度度和硬度,且具有與SUS304鋼同等以上的耐蝕性,加之作為線材制品也具備重要的鍛壓性,故被用作建材中的自動(dòng)攻絲螺栓、各種高度度銷釘和高度度鏈條等。
High Strength high Rust-Resistant Ferritic Stainless Steel
NSSC 550 is a martensitic grade with remarkably improved quench hardening.
Superior to SUS 304 in corrosion resistance by appropriate addition of Cr and Mo, as well as by cool of trace elements.
Superior to SUS 304 in its performance of wire drawings as well as cold-heading.
Applications: Self-tapping screws, High-strength nails, Various kinds of pins, High-strength chains and other applications requiring high hardness and high rust resistance.
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