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S 620 QL 1

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EU EN S620QL1 在淬火和回火或沉淀硬化条件制成的钢板和宽扁钢的高屈服强度结构钢 - 第2部分：淬火和回火钢的交货条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S620QL1 / S 620 QL 1
Category Grade Standard Region/Area Standard Content
Metals S 620 QL 1 EN 10137-2 EU 在淬火和回火或沉淀硬化条件制成的钢板和宽扁钢的高屈服强度结构钢 - 第2部分：淬火和回火钢的交货条件

Chemical composition(mass fraction)(wt.%) of the S 620 QL 1

Element Min Max Similar
N - 0.0150 -
Cu - 0.5000 -
B - 0.0050 -
Ti - 0.0500 -
V - 0.1200 -
Mo - 0.7000 -
Ni - 2.0000 -
Cr - 1.5000 -
P - 0.0200 -
S - 0.0100 -
Mn - 1.7000 -
Si - 0.8000 -
C - 0.2000 -
Zr - 0.1700 -
V - 0.1400 -
Ti - 0.0700 -
Si - 0.8600 -
S - 0.0120 -
P - 0.0250 -
Ni - 2.1000 -
Nb - 0.0700 -
N - 0.0160 -
Mo - 0.7400 -
Mn - 1.8000 -
Cu - 0.5500 -
Cr - 1.6000 -
CEV - 0.6500 -
C - 0.2200 -
B - 0.0060 -
Al 0.0130 - -

Mechanical Properties of steel grade S 620 QL 1

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)
165 (≥) 335 (≥) 21 41 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade S 620 QL 1

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
24 - -     0.24 -  
364 734 - 43.3 434   -  
719 - 12 42.2   234 313

Heat Treatment of steel grade S 620 QL 1

Heat treated : 1589°C - 1112°C

Technological Curves of steel grade S 620 QL 1

Cross Reference Table (Equivalent Grade) of S 620 QL 1

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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