SWRH 77 B

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Japan JIS SWRH77B 高碳鋼線材 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SWRH77B / SWRH 77 B

Category	Grade	Standard	Region/Area	Standard Content
Metals	SWRH 77 B	JIS G3506	Japan	高碳鋼線材

Chemical composition(mass fraction)(wt.%) of the SWRH 77 B

Element	Min	Max	Similar
Si	0.1500	0.3500	-
S	-	0.0300	-
P	-	0.0300	-
Mn	0.6000	0.9000	-
C	0.7400	0.8100	-

Mechanical Properties of steel grade SWRH 77 B

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)
535 (≥)	352 (≥)	34	21	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	122

Physical Properties of steel grade SWRH 77 B

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
32	-	-			0.34	-
772	924	-	32.3	444		-
879	-	31	41.2			221	342

Heat Treatment of steel grade SWRH 77 B

Heat treated : 1923°C - 1367°C

Technological Curves of steel grade SWRH 77 B

No Curve

Cross Reference Table (Equivalent Grade) of SWRH 77 B

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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