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SWPR 7BN Class B

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Japan JIS SWPR7BNClassB 无涂层无应力钢丝和预应力混凝土钢绞线 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SWPR7BNClassB / SWPR 7BN Class B
Category Grade Standard Region/Area Standard Content
Metals SWPR 7BN Class B JIS G3536 Japan 无涂层无应力钢丝和预应力混凝土钢绞线

Chemical composition(mass fraction)(wt.%) of the SWPR 7BN Class B

Element Min Max Similar

Mechanical Properties of steel grade SWPR 7BN Class B

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)
332 (≥) 176 (≥) 23 12 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade SWPR 7BN Class 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
24 - -     0.11 -  
136 575 - 42.3 241   -  
361 - 43 22.2   244 113

Heat Treatment of steel grade SWPR 7BN Class B

Heat treated : 1672°C - 1311°C

Technological Curves of steel grade SWPR 7BN Class B

Cross Reference Table (Equivalent Grade) of SWPR 7BN Class 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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