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Tsev > Cov khoom > Hlau Phaj > Hight Strength Tsawg Alloy Steel

Q390D steel phaj

GB/T1591 Q390 muaj tsib qib steel sib txawv raws li Q390A, Q390B, Q390C, Q390D thiab Q390E.Structural steel Q390D yuav tsum tau ua kom muaj kev cuam tshuam rau qhov ntsuas kub ntawm qhov kub qis dua 20 degree centigrade.Normalised kho cua sov qhia tias yuav tsum tau ua rau cov hlau tsis tshua muaj hlau. Q390D nyob rau hauv hnyav thickness.

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Txawb: +86 15824687445 kelly

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Chaw nyob: No. 4-1114, Beichen Building, Beicang Town, Beichen District Tianjin, Suav.

Tshuaj muaj pes tsawg leeg Mechanical Property

Tshuaj muaj pes tsawg leeg

Cov ntsiab lus tshuaj tseem ceeb ntawm Q390D
C	Si	Mn	P	S	V	Nb	Ti	Al (min.)	Cr	Ni
0.20	0.55	1.00-1.60	0.030	0.030	0.02-0.20	0.015-0.060	0.02-0.20	0.015	0.30	0.70

Mechanical Property

Thickness (hli)
qw 390d	≤ 16	> 16 ≤ 35	> 35 ≤ 50	> 50
Yield zog (≥Mpa)	390	370	350	330
Tensile zog (Mpa)	490-650

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