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21Cr12MoV為鉻鉬釩馬氏體耐熱鋼簡介

選擇時長:3537內容更新耗時:2022-03-25

21Cr12MoV

21Cr12MoV為鉻鉬釩馬氏體耐溫鋼,有較高的熱(re)力度,優秀的減振性(xing)及(ji)阻(zu)止動態平衡性(xing)。

21Cr12MoV相當于鋼號(hao): 1、規范(fan)(fan)(fan)(fan)準(zhun)(zhun)則(ze)(ze)規范(fan)(fan)(fan)(fan)單(dan)(dan)位(wei)(wei)(wei)規范(fan)(fan)(fan)(fan)GB-T規范(fan)(fan)(fan)(fan)準(zhun)(zhun)則(ze)(ze)規范(fan)(fan)(fan)(fan)單(dan)(dan)位(wei)(wei)(wei)規范(fan)(fan)(fan)(fan):字母鋼號(hao):S46020、新(xin)鋼號(hao):21Cr12MoV、舊鋼號(hao):2Cr12MoV2、美標(biao)(biao):ASTMA規范(fan)(fan)(fan)(fan)準(zhun)(zhun)則(ze)(ze)規范(fan)(fan)(fan)(fan)單(dan)(dan)位(wei)(wei)(wei)規范(fan)(fan)(fan)(fan):-,SAE規范(fan)(fan)(fan)(fan)準(zhun)(zhun)則(ze)(ze)規范(fan)(fan)(fan)(fan)單(dan)(dan)位(wei)(wei)(wei)規范(fan)(fan)(fan)(fan):-,UNS規范(fan)(fan)(fan)(fan)準(zhun)(zhun)則(ze)(ze)規范(fan)(fan)(fan)(fan)單(dan)(dan)位(wei)(wei)(wei)規范(fan)(fan)(fan)(fan):-,3、日標(biao)(biao)JIS規范(fan)(fan)(fan)(fan)準(zhun)(zhun)則(ze)(ze)規范(fan)(fan)(fan)(fan)單(dan)(dan)位(wei)(wei)(wei)規范(fan)(fan)(fan)(fan):-,4、德(de)標(biao)(biao)DIN規范(fan)(fan)(fan)(fan)準(zhun)(zhun)則(ze)(ze)規范(fan)(fan)(fan)(fan)單(dan)(dan)位(wei)(wei)(wei)規范(fan)(fan)(fan)(fan):-,5、國標(biao)(biao)EN規范(fan)(fan)(fan)(fan)準(zhun)(zhun)則(ze)(ze)規范(fan)(fan)(fan)(fan)單(dan)(dan)位(wei)(wei)(wei)規范(fan)(fan)(fan)(fan):-。

21Cr12MoV藥劑學精分(fen):⑴碳C:0.18~0.24,⑵硅(gui)Si:0.10~0.50,⑶錳Mn:0.30~0.80,⑷磷P:≤0.030,⑸硫S:≤0.025,⑹鉻Cr:11.00~12.50 ,⑺鎳Ni:0.30~0.60,⑻鉬Mo:0.80~1.20,⑼氮(dan)N:—,⑽銅Cu:≤0.3,⑾別的原子:V:0.25~0.35。

21Cr12MoV物理(li)上的的性能(neng): "①高密(mi)度計算公式高密(mi)度計算公式(20℃)

/kg/dm3:7.7,②融點/℃: —,③比(bi)熱容(0~100℃)/kg/(kg.k): -,④熱導率(lv)/w/(m.k)

100℃-:-,⑸熱導率/w/(m.k)

500℃-:

-,⑥線脹標準值

/(10-6/k)

0~100℃:10.9,⑦線脹(zhang)指(zhi)數公式/(10-6/k)

0~612℃:

12.2,⑧熱敏(min)電阻率(20℃)

/(Ω.mm2/m):-,⑨橫面柔軟性模量

(20℃)/GPa:-,⑩磁(ci)性:-。

21Cr12MoV流體力學(xue)性(xing)能方(fang)面(mian): ⑴交付動態:棒材(cai)固溶(rong)操作,家具板固溶(rong)酸洗鈍化,⑵抗拉比(bi)屈(qu)服強度比(bi)屈(qu)服強度(RM/MPa):-,⑶連通比(bi)屈(qu)服強度(Rp0.2/MPa):-,⑷拉伸應(ying)變率A/%:-,⑸截(jie)面(mian)收(shou)宿(su)率(Z/%):-。

21Cr12MoV熱(re)解(jie)決:,①硬性HBW≤:-,硬性HRB≤:-,②蒸汽(qi)燒(shao)(shao)水(shui)溫濕度:-,③蒸汽(qi)燒(shao)(shao)水(shui)玩法:-。

21Cr12MoV應用(yong)軟件區域:使(shi)用(yong)制(zhi)作而成(cheng)透平葉面(mian)(mian)及導(dao)識(shi)葉面(mian)(mian)。

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