high quality welding wire solder wire

Welding wire we are the prfessioanl manufactory load in Ningbo of China for the Lead-free Tin solder wire
Lead –Tin Solder bar and wire
Alloy(Brand No)
Solidify and fluidity Temp.O
Bar
Solder wire
Rosin single-core
Rosin three-core
Water-soluble
Sn63Pb37
183
S
S
R
R
Sn60Pb40(Sb0.3-0.8)
183-190
S
S
R
R
Sn55Pb45(Sb0.3-0.8)
183-203
S
S
R
R
Sn50Pb50(Sb0.3-0.8)
183-215
S
S
R
R
Sn55P45
183-227
S
S
R
R
Sn90Pb10
183-215
S
S
R
R
Sn40Pb60
183-238
S
S
R
R
Sn30Pb70
183-258
S
S
R
R

AND we have some cetificate of products,such as SGS,QC etc