Q420 yog ib yam ntawm cov hlau tsis tshua muaj siab lub zog steel, tus qauv siv yog GB1591-2008. Q- thawj tsab ntawv ntawm Suav pinyin ntawm lo lus "qu" nyob rau hauv lub yield zog ntawm steel; 420-tus nqi zog tawm los, hauv MPa; C-qib zoo yog C (qib muab faib ua A, B, C, D, thiab E).
Q420 siab zog tsawg alloy steel tshuaj muaj pes tsawg leeg
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Chemical Composition % (GB/T 1591 – 2008) |
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|
Qib Steel |
Qib |
C (tsawg dua los yog sib npaug) |
Si (Less than los sib npaug) |
Mn (Less tshaj los yog sib npaug) |
P (Less tshaj los yog sib npaug) |
S (Less tshaj los yog sib npaug) |
Nb (Less tshaj los yog sib npaug) |
V (Less tshaj los yog sib npaug) |
Ti (Less tshaj los yog sib npaug) |
Cr (Less tshaj los yog sib npaug) |
Ni (Less than los sib npaug) |
Cu (Less tshaj los yog sib npaug) |
N (Less tshaj los yog sib npaug) |
Mo (Less tshaj los yog sib npaug) |
B (Less tshaj los yog sib npaug) |
Als (Ntau dua lossis sib npaug) |
|
Q420 |
Q420A |
0.20 |
0.50 |
1.70 |
0.035 |
0.035 |
0.07 |
0.20 |
0.20 |
0.30 |
0.80 |
0.30 |
0.015 |
0.20 |
– |
– |
|
Q420B |
0.035 |
0.035 |
– |
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|
Q420C |
0.030 |
0.030 |
0.015 |
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|
Q420D |
0.030 |
0.025 |
0.015 |
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|
Q420E |
0.025 |
0.020 |
0.015 |
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Q420 siab zog tsawg alloy hsla steel txhua yam khoom
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Thickness los yog Dia. (Ø) hli; Yield Strength (Ntau dua lossis sib npaug N / mm2) |
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|
Qib Steel |
Zoo |
Ø Tsawg dua lossis sib npaug li 16 |
16< Ø ≤40 |
40 < Ø Tsawg dua lossis sib npaug 63 |
63 < Ø Tsawg dua lossis sib npaug li 80 |
80 < Ø Tsawg dua los yog sib npaug rau 100 |
100 < Ø Tsawg dua los yog sib npaug rau 150 |
150 < Ø Tsawg dua lossis sib npaug 200 |
200 < Ø Tsawg dua lossis sib npaug 250 |
250 < Ø Tsawg dua lossis sib npaug 400 |
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|
Q420 |
Q420B |
420 |
410 |
390 |
370 |
370 |
350 |
– |
– |
– |
|||||
|
Q420C |
|||||||||||||||
|
Dia. (Ø) hli; Tensile zog (N / mm2) |
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|
Qib Steel |
Qib zoo |
Ø Tsawg dua lossis sib npaug li 100 |
100 < Ø Tsawg dua los yog sib npaug rau 150 |
150 < Ø Tsawg dua lossis sib npaug 250 |
250 < Ø Tsawg dua lossis sib npaug 400 |
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|
Q420 |
Q420B |
520 – 680 |
500 – 650 |
– |
– |
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|
Q420C |
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Q420 muaj lub zog siab, zoo qaug zog ua haujlwm; siab toughness thiab tsawg brittle hloov kub; zoo txias forming kev ua tau zoo thiab vuam kev ua tau zoo; zoo corrosion kuj thiab qee yam hnav tsis kam. Nws muaj lub zog siab, tshwj xeeb tshaj yog nyob rau hauv lub normalizing los yog normalizing thiab tempering lub xeev, thiab muaj kev zoo txhua yam khoom.
Feem ntau siv rau hauv cov nkoj loj, txuas hniav, cov khoom siv fais fab, nruab nrab thiab siab siab boilers, cov hlab ntsha siab, dov Tshuag, hnyav machinery, mining machinery, thiab lwm yam loj welded structural qhov chaw.
Q420 siab zog qis alloy qauv steel duab
Foto GNEE Group
GNEE Group cov neeg siv khoom tuaj xyuas
Peb muaj cov neeg ua haujlwm pabcuam hauv online. Yog tias koj muaj lus nug txog lub zog siab qis alloy steel phaj, thov xa peb cov lus nug thiab peb yuav teb rau koj hauv ib hnub ua haujlwm.
Cim npe nrov: q420 hsla steel phaj, Tuam Tshoj q420 hsla steel phaj manufacturers, lwm tus neeg, Hoobkas
