Jewelry Alloys and White Metal Alloys

Techmet

code

Other

Ref

COMPOSITION (% metal weight)

Kg/lt

Mpt

Wpt

 

 

 

Sn

Sb

Cu

Ag

Bi

Cd

Pb

 

°C

°C

S19

-

97.00

0.00

3.00

0.00

0.00

0.00

0.00

7.40

-

275

S20

JM1

96.00

0.00

0.00

4.00

0.00

0.00

0.00

7.27

235

275

J96

JM1

96.25

2.00

1.75

0.00

0.00

0.00

0.00

7.27

235

275

S18

HT3

95.00

5.00

0.00

0.00

0.00

0.00

0.00

7.20

235

270

J92

J30

92.00

7.50

0.50

0.00

0.00

0.00

0.00

7.24

255

295

J90

-

90.00

4.00

0.00

0.00

0.00

0.00

6.00

7.30

240

280

J75

-

75.00

3.00

0.00

0.00

0.00

1.50

20.50

7.80

260

300

J75C

J75

75.00

4.00

1.00

0.00

0.00

0.00

20.00

7.80

270

310

J55

JM5

55.00

3.50

0.00

0.00

0.00

0.00

41.50

8.45

186

236

J50

J101

49.00

2.50

0.00

0.20

0.20

0.20

48.30

8.80

206

250

J37C

J14

37.00

3.00

0.00

0.00

0.00

0.00

60.00

8.90

216

290

J36

-

36.00

2.00

0.00

0.00

0.00

2.00

60.00

9.20

220

270

J35C

JM6

35.00

10.00

0.00

0.00

0.00

0.00

55.00

9.20

220

270

J34C

J70

34.00

9.00

0.00

0.00

0.00

0.00

57.00

8.90

216

290

J30C

J53

30.00

5.00

0.00

0.00

0.00

0.00

65.00

9.10

220

270

J12B

JS

12.00

0.00

0.00

0.00

36.00

0.00

52.00

8.00

-

-

T4

JM7

4.00

11.00

0.00

0.00

0.00

0.00

85.00

10.40

245

295

WM90

 

90.00

7.00

3.00

0.00

0.00

0.00

0.00

7.35

 

350

WM84

 

84.00

10.00

6.00

0.00

0.00

0.00

0.00

7.20

 

420

WM80

 

80.00

9.00

6.00

0.00

0.00

0.00

5.00

7.30

 

420

WM72

 

72.00

10.00

6.00

0.00

0.00

0.00

12.00

8.14

 

410

WM40

 

40.00

15.00

3.00

0.00

0.00

0.00

42.00

8.86

 

350

WM30

 

30.00

16.00

1.00

0.00

0.00

0.00

53.00

8.88

 

350

WM15

 

15.00

14.00

0.50

0.00

0.00

0.00

70.50

9.91

 

330

WM6

 

6.00

14.00

0.00

0.00

0.00

0.00

80.00

9.96

 

320

 

Mpt = Melting Temperature
Wpt = Working or casting temperature ( Mpt +40 'c )

 

* Nominal values for metal content can be up to 2% above nominal level.

These are only indicative values and should be correctly calculated, when used in any design or application.