B704 N08825

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America ASTM B704N08825 焊接UNS NO6625和UNS NO8825合金管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B704N08825 / B704 N08825

Category	Grade	Standard	Region/Area	Standard Content
Metals	B704 N08825	ASTM B704	America	焊接UNS NO6625和UNS NO8825合金管

Chemical composition(mass fraction)(wt.%) of the B704 N08825

Element	Min	Max	Similar
Ti	0.6000	1.2000	-
Si	-	0.5000	-
S	-	0.0300	-
Ni	38.0000	46.0000	-
Mo	2.5000	3.5000	-
Mn	-	1.0000	-
Fe	22.0000	-	-
Cu	1.5000	3.0000	-
Cr	19.5000	23.5000	-
C	-	0.0500	-
Al	-	0.2000	-

Mechanical Properties of steel grade B704 N08825

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)
956 (≥)	718 (≥)	44	22	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	234

Physical Properties of steel grade B704 N08825

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
33	-	-			0.44	-
395	172	-	22.3	134		-
337	-	41	14.2			332	234

Heat Treatment of steel grade B704 N08825

Heat treated : 1394°C - 1398°C

Technological Curves of steel grade B704 N08825

No Curve

Cross Reference Table (Equivalent Grade) of B704 N08825

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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