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
18K Y Hard
Approx Karat
18
Flow Point, ºF (ºC)
1575 (857)
Melt point, ºF (ºC)
1530 (832)
Designation
18K Y Medium
Approx Karat
18
Flow Point, ºF (ºC)
1515 (824)
Melt point, ºF (ºC)
1445 (785)
Designation
18K Y Soft
Approx Karat
18
Flow Point, ºF (ºC)
1455 (790)
Melt point, ºF (ºC)
1395 (757)
Designation
14 Y Hard
Approx Karat
13
Flow Point, ºF (ºC)
1450 (788)
Melt point, ºF (ºC)
1300 (705)
Designation
14 Y Medium
Approx Karat
13
Flow Point, ºF (ºC)
1400 (760)
Melt point, ºF (ºC)
1275 (690)
Designation
14 Y Soft
Approx Karat
13
Flow Point, ºF (ºC)
1330 (721)
Melt point, ºF (ºC)
1180 (638)
Designation
12 Y Hard
Approx Karat
11.4
Flow Point, ºF (ºC)
1450 (788)
Melt point, ºF (ºC)
1290 (699)
Designation
12 Y Medium
Approx Karat
11.4
Flow Point, ºF (ºC)
1400 (760)
Melt point, ºF (ºC)
1270 (688)
Designation
12 Y Soft
Approx Karat
11.4
Flow Point, ºF (ºC)
1350 (732)
Melt point, ºF (ºC)
1220 (660)
Designation
10 Y Hard
Approx Karat
9
Flow Point, ºF (ºC)
1410 (766)
Melt point, ºF (ºC)
1260 (682)
Designation
10 Y Medium
Approx Karat
9
Flow Point, ºF (ºC)
1375 (746)
Melt point, ºF (ºC)
1210 (655)
Designation
10 Y Soft
Approx Karat
9
Flow Point, ºF (ºC)
1350 (732)
Melt point, ºF (ºC)
1180 (638)
Designation
10 Y Extra Soft
Approx Karat
9
Flow Point, ºF (ºC)
1295 (702)
Melt point, ºF (ºC)
1115 (602)
Designation
8 Y Hard
Approx Karat
7
Flow Point, ºF (ºC)
1405 (763)
Melt point, ºF (ºC)
1265 (685)
Designation
8 Y Soft
Approx Karat
7
Flow Point, ºF (ºC)
1335 (724)
Melt point, ºF (ºC)
1180 (638)
Designation
8 Y Extra Soft
Approx Karat
7
Flow Point, ºF (ºC)
1245 (674)
Melt point, ºF (ºC)
1125 (607)
Designation
6 Y Soft
Approx Karat
5.5
Flow Point, ºF (ºC)
1300 (705)
Melt point, ºF (ºC)
1110 (599)
Designation
3 Y Soft
Approx Karat
1
Flow Point, ºF (ºC)
1250 (677)
Melt point, ºF (ºC)
1170 (633)
Standard White Gold Solders
Designation
AA 
Approx Karat
20.2
Flow Point, ºF (ºC)
1530 (832)
Melt point, ºF (ºC)
1325 (718)
Designation
18 W Hard
Approx Karat
19.4
Flow Point, ºF (ºC)
1575 (857)
Melt point, ºF (ºC)
1340 (727)
Designation
18 W Medium
Approx Karat
16
Flow Point, ºF (ºC)
1490 (810)
Melt point, ºF (ºC)
1325 (718)
Designation
18 W Soft
Approx Karat
14
Flow Point, ºF (ºC)
1295 (702)
Melt point, ºF (ºC)
1290 (699)
Designation
16 W Medium
Approx Karat
14.8
Flow Point, ºF (ºC)
1360 (738)
Melt point, ºF (ºC)
1225 (663)
Designation
14 W Hard
Approx Karat
12.6
Flow Point, ºF (ºC)
1335 (724)
Melt point, ºF (ºC)
1190 (643)
Designation
14 W Medium
Approx Karat
12.6
Flow Point, ºF (ºC)
1320 (715)
Melt point, ºF (ºC)
1175 (635)
Designation
14 W Soft
Approx Karat
10
Flow Point, ºF (ºC)
1275 (690)
Melt point, ºF (ºC)
1270 (688)
Designation
12 W Hard
Approx Karat
10
Flow Point, ºF (ºC)
1350 (732)
Melt point, ºF (ºC)
1295 (702)
Designation
10 W Medium
Approx Karat
8.9
Flow Point, ºF (ºC)
1325 (718)
Melt point, ºF (ºC)
1200 (649)
Designation
10 W Soft
Approx Karat
7.2
Flow Point, ºF (ºC)
1270 (688)
Melt point, ºF (ºC)
1180 (638)
Designation
8 W Soft
Approx Karat
7
Flow Point, ºF (ºC)
1260 (682)
Melt point, ºF (ºC)
1175 (635)
Designation
6 W Soft
Approx Karat
5.5
Flow Point, ºF (ºC)
1230 (665)
Melt point, ºF (ºC)
1130 (610)
Standard Pink (Rose) Gold Solders
Designation
14K P Soft
Approx Karat
11.2
Flow Point, ºF (ºC)
1065 (574)
Melt point, ºF (ºC)
1060 (572)
Designation
10K P Soft
Approx Karat
7.2
Flow Point, ºF (ºC)
1085 (585)
Melt point, ºF (ºC)
1060 (572)
Standard Green Gold Solders
Designation
14 G Soft
Approx Karat
11.3
Flow Point, ºF (ºC)
1410 (766)
Melt point, ºF (ºC)
1395 (757)
Designation
10 G Soft
Approx Karat
7.2
Flow Point, ºF (ºC)
1355 (735)
Melt point, ºF (ºC)
1340 (727)
