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PSL1 Grade L290

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China GB PSL1GradeL290 石油天然气输送管用热轧宽钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: PSL1GradeL290 / PSL1 Grade L290
Category Grade Standard Region/Area Standard Content
Metals PSL1 Grade L290 GB/T 14164 China 石油天然气输送管用热轧宽钢带

Chemical composition(mass fraction)(wt.%) of the PSL1 Grade L290

Element Min Max Similar
S - 0.0300 -
P - 0.0300 -
Mn - 1.3000 -
C - 0.2800 -
C - 0.2600 -
Mn - 1.3000 -
P - 0.0300 -
S - 0.0300 -
Si - 0.3500 -

Mechanical Properties of steel grade PSL1 Grade L290

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
232 (≥) 869 (≥) 11 11 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade PSL1 Grade L290

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
23 - -     0.13 -  
799 246 - 31.3 322   -  
566 - 33 22.2   242 142

Heat Treatment of steel grade PSL1 Grade L290

Heat treated : 1967°C - 1395°C

Technological Curves of steel grade PSL1 Grade L290

Cross Reference Table (Equivalent Grade) of PSL1 Grade L290

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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