Standard Gold Solders
The gold solders are available in many karats ranging from 1K to 22K and are available in yellow, white, green and pink. Krohn Industries manufactures these solders in sheet, wire, paste, powder and cut forms. The solders are available in Plumb, standard, repair, and CIF (cadmium free).
Green logo indicates cadmium and indium free solder
Standard Yellow Gold Solders
Designation
Approx Karat
Flow Point, ºF (ºC)
Melt point, ºF (ºC)
18K Y Hard
18
1575 (857)
1530 (832)
18K Y Medium
18
1515 (824)
1445 (785)
18K Y Soft
18
1455 (790)
1395 (757)
14 Y Hard
13
1450 (788)
1300 (705)
14 Y Medium
13
1400 (760)
1275 (690)
14 Y Soft
13
1330 (721)
1180 (638)
12 Y Hard
11.4
1450 (788)
1290 (699)
12 Y Medium
11.4
1400 (760)
1270 (688)
12 Y Soft
11.4
1350 (732)
1220 (660)
10 Y Hard
9
1410 (766)
1260 (682)
10 Y Medium
9
1375 (746)
1210 (655)
10 Y Soft
9
1350 (732)
1180 (638)
10 Y Extra Soft
9
1295 (702)
1115 (602)
8 Y Hard
7
1405 (763)
1265 (685)
8 Y Soft
7
1335 (724)
1180 (638)
8 Y Extra Soft
7
1245 (674)
1125 (607)
6 Y Soft
5.5
1300 (705)
1110 (599)
3 Y Soft
1
1250 (677)
1170 (633)
Standard White Gold Solders
Designation
Approx Karat
Flow Point, ºF (ºC)
Melt point, ºF (ºC)
AA 
20.2
1530 (832)
1325 (718)
18 W Hard
19.4
1575 (857)
1340 (727)
18 W Medium
16
1490 (810)
1325 (718)
18 W Soft
14
1295 (702)
1290 (699)
16 W Medium
14.8
1360 (738)
1225 (663)
14 W Hard
12.6
1335 (724)
1190 (643)
14 W Medium
12.6
1320 (715)
1175 (635)
14 W Soft
10
1275 (690)
1270 (688)
12 W Hard
10
1350 (732)
1295 (702)
10 W Medium
8.9
1325 (718)
1200 (649)
10 W Soft
7.2
1270 (688)
1180 (638)
8 W Soft
7
1260 (682)
1175 (635)
6 W Soft
5.5
1230 (665)
1130 (610)
Standard Pink (Rose) Gold Solders
Designation
Approx Karat
Flow Point, ºF (ºC)
Melt point, ºF (ºC)
14 P Soft
11.2
1065 (574)
1060 (572)
10 P Soft
7.2
1085 (585)
1060 (572)
Standard Green Gold Solders
Designation
Approx Karat
Flow Point, ºF (ºC)
Melt point, ºF (ºC)
14 G Soft
11.3
1410 (766)
1395 (757)
10 G Soft
7.2
1355 (735)
1340 (727)
