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X22CrMoV12-1簡介

牌號 X22CrMoV12-1
1.4923
對應(yīng)標(biāo)準(zhǔn) NF EN 10269-1999
用于高溫或低溫條件下的緊固件用鋼及鎳合金
歸類 合金鋼
標(biāo)簽 淬火回火鋼
密度 7.7 g/cm3
X22CrMoV12-1 化學(xué)元素成分含量(%)
成分 C Si Mn P S Cr Ni Mo V
最小值 0.18 - 0.4 - - 11 0.3 0.8 0.25
最大值 0.24 0.5 0.9 0.025 0.015 12.5 0.8 1.2 0.35
◎ 未經(jīng)買方同意，不得隨意向鋼中添加表中未列的元素，冶煉精加工除外。采用一切必要措施以防在廢鋼和生產(chǎn)原料中帶入這些元素，因為其會削弱鋼的機械性能，降低鋼的適用性 碳當(dāng)量計算
X22CrMoV12-1 機械性能
直徑
d
mm		 熱處理或狀態(tài)
抗拉強度
σb
Mpa 		屈服點
σs
Mpa 		斷后伸長率或延伸率
δ
% 		斷面收縮率
ψ
% 		硬度
HBW 		沖擊吸收能量
KV2
J
-* +A - - - - ≤302 -
d≤160** +QT1 800~950 ≥600 ≥14 ≥40 - ≥27
d≤160*** +QT2 900~1050 ≥700 ≥11 ≥35 - ≥20
◎ +AT=固溶退火；+C=冷作硬化；+N=正火；+NT=正火及回火；+P=沉淀硬化；+QT=淬火及回火；WW=熱作硬化；+AC=球化退火；+A=軟化退火；+S=冷剪處理（treated for cold shearing） *通常適用于進一步加工交貨條件下的常溫機械性能
**鋼在室溫和20攝氏度交貨條件下的機械性能，符合97/23/EC的基本安全要求
***由此生產(chǎn)并經(jīng)熱處理的產(chǎn)品不符合97/23/EC的基本要求

  • 交付條件下在高溫下的最小屈服強度

    Material designationHeat treatment
    condition    		Diameter
    d
    mm    		Minimum 0.2%-proof strength Rp0.2 in MPa at a temperature (in°C) of:
    Name Number50100150200250300350400450500550600650
    X22CrMoV12-11.4923+QT1d≤160585560545530505480450420380335280--
    +QT2d≤160681650625600575550518485440390330--

  • 符合本歐洲標(biāo)準(zhǔn)的產(chǎn)品熱處理指南

    Material designationHeat treatment
    condition    		Normalizing,quenching
    or solution annealing
    temperature
    °C    		Type of
    cooling①    		Tempering or
    precipitation
    treatment (and time)
    °C
    Name Number
    X22CrMoV12-11.4923+QT11020 to 1070a,o,w680 to 740（min.2 h）
    +QT21020 to 1070a,o,w660 to 720（min.2 h）
    ◎ 根據(jù)原件相關(guān)規(guī)定，如果允許矯直后消除應(yīng)力，應(yīng)選擇消除應(yīng)力的溫度，以獲得規(guī)定的性能。
    ① a=air; o=oil; w=water


  • 物理性能

    各溫度°C時靜態(tài)彈性模量
    20 100 200 300 400 500 600 700 800
    GPa
    216 209 200 190 179 167 127 - -


  • 蠕變性能

    DesignationTemperatureStrength for
    1% (plastic)
    creep strain ①    		Creep rupture
    strength for ②
    Name Number°C10000h100000h10000h100000h200000h
    X22CrMoV12-11.4923450436373480432-
    460405341451397-
    470375308422368-
    480344278394336-
    490316248366306-
    500289221338275-
    510262195312245-
    520235170286216-
    530211148261187-
    540187127235161-
    550165108211137-
    56014491187118-
    5701267716599-
    5801086414383-
    590925312270-
    600794410359-
    ◎ The values given in this table are the mean values of the scatter band so far obtained, which will be checked from time to time as further test results become available and if necessary corrected.
    ◎ * and () indicate values of extended stress extrapolation or time extrapolation, respectively.
    ① This is the stress relative to the initial cross- section leadina to a permanent elongation of 1 % after 10000 h and 100000 h.
    ② This is the stress relative to the initial cross- section leading to fracture after 10000 h, 100000 h and 200000 h.


  • 松弛性能

    Material designationTemperature

    ℃    		for an
    initial strain
    ∈A total
    %    		Residual stress in N/mm2
    after stressing duration for
    Name Number1000
    h    		10000
    h    		30000
    h
    X22CrMoV12-11.49234000.2255232216
    410250223206
    420243212193
    430234200180
    440225189170
    450216173155
    460206159140
    470195143125
    480183130110
    49017011598
    50015710385
    5101429175
    5201278064
    5301146954
    5401006045
    550875138
    560754430
    570653725
    580563220
    ◎ The values given in this table are the mean values of the scatter band so far obtained, which will be checked from time to time as further test results become available and if necessary corrected.


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