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Sn55Pb Class B

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Japan JIS Sn55PbClassB 软焊料 - 化学成分和形式 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Sn55PbClassB / Sn55Pb Class B
Category Grade Standard Region/Area Standard Content
Metals Sn55Pb Class B JIS Z3282 Japan 软焊料 - 化学成分和形式

Chemical composition(mass fraction)(wt.%) of the Sn55Pb Class B

Element Min Max Similar
Zn - 0.0020 -
Sn 54.0000 56.0000 -
Sb - 0.1000 -
Pb - - -
Fe - 0.0200 -
Cu - 0.0300 -
Cd - 0.0020 -
Bi - 0.0300 -
As - 0.0300 -
Al - 0.0020 -

Mechanical Properties of steel grade Sn55Pb 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)
485 (≥) 461 (≥) 21 22 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade Sn55Pb 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
41 - -     0.42 -  
165 245 - 12.3 322   -  
992 - 33 34.2   223 131

Heat Treatment of steel grade Sn55Pb Class B

Heat treated : 1976°C - 1469°C

Technological Curves of steel grade Sn55Pb Class B

Cross Reference Table (Equivalent Grade) of Sn55Pb 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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