B300DWR

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International ISO B300DWR 钢筋混凝土用钢 - 第2部分：带肋钢筋 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B300DWR / B300DWR

Category	Grade	Standard	Region/Area	Standard Content
Metals	B300DWR	ISO 6935-2	International	钢筋混凝土用钢 - 第2部分：带肋钢筋

Chemical composition(mass fraction)(wt.%) of the B300DWR

Element	Min	Max	Similar
Si	-	0.5500	-
S	-	0.0400	-
P	-	0.0400	-
N	-	0.0120	-
Mn	-	1.6000	-
CEV	-	0.5100	-
C	-	0.2700	-

Mechanical Properties of steel grade B300DWR

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)
639 (≥)	926 (≥)	34	13	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	444

Physical Properties of steel grade B300DWR

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	-	-			0.23	-
952	717	-	21.3	443		-
416	-	44	21.2			341	221

Heat Treatment of steel grade B300DWR

Heat treated : 1517°C - 1864°C

Technological Curves of steel grade B300DWR

No Curve

Cross Reference Table (Equivalent Grade) of B300DWR

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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