Jeneng kelas S890QL
• S = Baja Struktural
• 890 = kekuatan ngasilake minimal (MPa)
• Q = Quenching & Tempering
• L = Low notch kateguh testing Suhu
Kahanan Pangiriman
Banyu dipateni lan tempered.
Komposisi Kimia S890QL
|
C
|
Si
|
Mn
|
P
|
S
|
B
|
Cr
|
Cu
|
Mo
|
|
0.20
|
0.80
|
1.70
|
0.020
|
0.010
|
0.005
|
1.50
|
0.50
|
0.70
|
|
N
|
Nb*
|
Ni
|
Ti*
|
V*
|
Zr*
|
|
|
|
|
0.015
|
0.06
|
2.0
|
0.05
|
0.12
|
0.15
|
|
|
|
* Paling ora ana 0,015% unsur panyulingan gandum. Aluminium uga minangka salah sawijining unsur kasebut. 0,015% ditrapake kanggo aluminium larut, nilai iki dianggep bisa digayuh yen kandungan aluminium gasteizcup.comtotal paling sethithik 0,018%.
* Wigati dicathet: Produsen duwe hak kanggo ngganti komposisi kimia.
CEV - Nilai Setara Karbon
CEV = C + Mn/6 + (Cr+Mo+V)/5+(Cu+Ni)/15
S890QL Quenched lan Tempered Struktural Steel
S890QL Sifat Mekanik
|
Ketebalan piring
|
ngasilaken
kekuwatan
|
Kekuwatan Tensile
|
Elongation
|
|
MM
|
ReH(Mpa)
|
Rm (Mpa)
|
A5%
minimal
|
|
3 nganti 50
|
890
|
940~1100
|
11
|
|
> 50 nganti 100
|
830
|
880~1100
|
11
|
|
|
|
|
S890QL V Test Impact kedudukan
|
Posisi Sampel
|
0ºC
|
-20ºC
|
-40ºC
|
|
Longitudinal
|
50 joule
|
40 jl
|
30 Joule
|
|
Melintang
|
35 jl
|
30 Joule
|
27 Joule
|
Processing saka S890QL High Strength Steel Plate
Dingin Forming
S690QL1 piring baja cocok kanggo kadhemen-mbentuk adhering menyang mlengkung utawa lempitan radius> 4 kaping steel plate kekandelan longitudinal lan> 3 kaping melintang kanggo arah rolling. Anil relief stres sabanjure bisa nganti suhu 580 ºC (derajat C).
