Grade Sn 50

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India IS GradeSn50 Soft Solder for Electronic Applications - Specification and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GradeSn50 / Grade Sn 50

Category	Grade	Standard	Region/Area	Standard Content
Metals	Grade Sn 50	IS 11516	India	Soft Solder for Electronic Applications - Specification

Chemical composition(mass fraction)(wt.%) of the Grade Sn 50

Element	Min	Max	Similar
Sn	49.5000	50.5000	-
Sb	-	0.5000	-
Pb	-	-	-
Fe	-	0.0200	-
Cu	-	0.0500	-
As	-	0.0500	-
Zn	-	0.0030	-
Total Others	-	0.0800	-
Sn	49.5000	51.5000	-
Sb	0.2000	0.5000	-
Pb	-	-	-
Fe	-	0.0200	-
Cu	-	0.0800	-
Cd	-	0.0010	-
Bi	-	0.2500	-
As	-	0.0300	-
Al	-	0.0010	-
Ag	-	0.0150	-

Mechanical Properties of steel grade Grade Sn 50

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)
355 (≥)	175 (≥)	13	31	24	Solution and Aging, Annealing, Ausaging, Q+T,etc	414

Physical Properties of steel grade Grade Sn 50

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
42	-	-			0.22	-
158	721	-	23.3	213		-
886	-	33	41.2			421	222

Heat Treatment of steel grade Grade Sn 50

Heat treated : 1827°C - 1783°C

Technological Curves of steel grade Grade Sn 50

No Curve

Cross Reference Table (Equivalent Grade) of Grade Sn 50

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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