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STHG 12

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Korea KS STHG12 高压气瓶用无缝钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: STHG12 / STHG 12
Category Grade Standard Region/Area Standard Content
Metals STHG 12 KS D 3575 Korea 高压气瓶用无缝钢管

Chemical composition(mass fraction)(wt.%) of the STHG 12

Element Min Max Similar

Mechanical Properties of steel grade STHG 12

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)
163 (≥) 947 (≥) 22 44 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade STHG 12

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
21 - -     0.34 -  
299 449 - 34.3 431   -  
941 - 23 32.2   434 324

Heat Treatment of steel grade STHG 12

Heat treated : 1737°C - 1524°C

Technological Curves of steel grade STHG 12

Cross Reference Table (Equivalent Grade) of STHG 12

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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Jiangyou Longhai Special Steel Co.,Ltd.

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