Type	Symbol	Sn Content(WT%)	Melting Temperature(℃)		Specific Gravity	BAR	WIRE	Usage
			Solidus curve temperature	Liquidus curve temperature
Sn95	S95S	94~96	183	224	7.4	○	○	Assembly of electric, electronic and print circuit and etc.
Sn65	S65S	64~66	183	186	8.3	○	○
Sn63	S63S	62~64	183	184	8.4	○	○
Sn60	S60S	59~61	183	190	8.5	○	○
Sn55	S55S	54~56	183	203	8.7	○	○	Bonding of general electric and electronic parts
Sn50	S50S	49~51	183	215	8.9	○	○
Sn45	S45S	44~46	183	227	9.1	○	○
Sn40	S40S	39~41	183	238	9.3	○	○	Radiator, industrial copper piper, relevant industry
Sn35	S35S	34~36	183	248	9.5	○	○
Sn30	S30S	29~31	183	258	9.7	○	○
Sn20	S20S	19~21	183	279	10.2	○	○
Sn10	S10S	9~11	268	301	10.7	○	○
Sn5	S5S	4~6	300	314	11	○	○	Protective surface of steel sheet
Sn2	S2S	1.5~2.5	316	322	11.2	○	○