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FTNC75/25

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China GB FTNC75/25 钽铌复合碳化物 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: FTNC75/25 / FTNC75/25
Category Grade Standard Region/Area Standard Content
Metals FTNC75/25 GB/T 26061 China 钽铌复合碳化物

Chemical composition(mass fraction)(wt.%) of the FTNC75/25

Element Min Max Similar
Total Others 7.2000 7.6000 -
Ti - 0.0100 -
Ta 68.9000 71.9000 -
Si - 0.0100 -
Nb 20.5000 23.5000 -
Na - 0.0050 -
N - 0.0200 -
Mixed carbides - 0.1500 -
K - 0.0050 -
Fe - 0.1000 -
Ca - 0.0050 -
Al - 0.0050 -

Mechanical Properties of steel grade FTNC75/25

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)
922 (≥) 222 (≥) 21 11 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade FTNC75/25

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 - -     0.13 -  
178 932 - 44.3 144   -  
424 - 33 43.2   224 412

Heat Treatment of steel grade FTNC75/25

Heat treated : 1675°C - 1721°C

Technological Curves of steel grade FTNC75/25

Cross Reference Table (Equivalent Grade) of FTNC75/25

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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