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SA-199 Grade T7

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America ASME SA-199GradeT7 无缝冷拔中间合金钢热交换器和冷凝器管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SA-199GradeT7 / SA-199 Grade T7
Category Grade Standard Region/Area Standard Content
Metals SA-199 Grade T7 ASME SA-199 America 无缝冷拔中间合金钢热交换器和冷凝器管

Chemical composition(mass fraction)(wt.%) of the SA-199 Grade T7

Element Min Max Similar

Mechanical Properties of steel grade SA-199 Grade T7

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)
849 (≥) 821 (≥) 23 23 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade SA-199 Grade T7

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
34 - -     0.22 -  
135 846 - 33.3 444   -  
621 - 21 11.2   421 131

Heat Treatment of steel grade SA-199 Grade T7

Heat treated : 1668°C - 1474°C

Technological Curves of steel grade SA-199 Grade T7

Cross Reference Table (Equivalent Grade) of SA-199 Grade T7

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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