KSt 44-3

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Germany DIN KSt44-3 Welded cold formed square and rectangular steel tubes (hollow sections) for structural steelwork; technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: KSt44-3 / KSt 44-3

Category	Grade	Standard	Region/Area	Standard Content
Metals	KSt 44-3	DIN 17119	Germany	Welded cold formed square and rectangular steel tubes (hollow sections) for structural steelwork; technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the KSt 44-3

Element	Min	Max	Similar

The data is being updated,

Mechanical Properties of steel grade KSt 44-3

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
389 (≥)	558 (≥)	11	33	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	334

Physical Properties of steel grade KSt 44-3

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
43	-	-			0.43	-
994	856	-	24.3	112		-
264	-	44	43.2			211	341

Heat Treatment of steel grade KSt 44-3

Heat treated : 1655°C - 1421°C

Technological Curves of steel grade KSt 44-3

No Curve

Cross Reference Table (Equivalent Grade) of KSt 44-3

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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