Bolton Metal Product Co., Inc.

formerly Cerro Metal

Specifications

BOLTON ALLOY NAME

ALLOY  #

Bi

Pb

Sn

Cd

In

Other

Melting Range oF

Yield Temp oF

 

 

 

 

 

 

 

 

 

 

Bolton 117*

4470-2

44.7

22.6

8.3

5.3

19.1

 

117-117

117

 

4914-1

49.14

17.92

11.55

0.5

20.89

 

129-133

132

Bolton 136*

4900-2

49

18

12

 

21

 

136-136

136

Bolton 140*

4750-2

47.5

25.4

12.6

9.5

5

 

134-149

140

Fields Metal

3250-1

32.5

 

16.5

 

51

 

139-144

144

Bolton 147*

4800-2

48

25.63

12.77

9.6

4

 

142-149

147

Bolton 158*

5000-7

50

26.7

13.3

10

 

 

158-158

158

Woods Metal

5000-8

50

25

12.5

12.5

 

 

158-165

158

 

5050-1

50.5

27.8

12.4

9.3

 

 

158-163

159

Bolton 160/190*

4250-2

42.5

37.7

11.3

8.5

 

 

160-190

165

Bolton 174*

5700-1

57

 

17

 

26

 

174-174

174

 

5000-3

50

39

3

8

 

 

170-180

179

 

5108-1

51.08

39.8

 

8.12

1

 

188-192

190

 

5160-1

51.6

40.2

 

8.2

 

 

197-197

197

Bolton 203*

5250-1

52.5

32

15.5

 

 

 

203-203

203

 

5600-1

56

22

22

 

 

 

203-219

205

Rose Metal

5000-22

50

28

22

 

 

 

212-212

212

 

5220-2

52.2

37.8

10

 

 

 

208-221

212

 

5400-1

54

 

26

20

 

 

216-217

217

 

5452-2

54.52

39.48

6

 

 

 

215-226

219

 

5298-1

52.98

42.49

4.53

 

 

 

217-243

227

 

4800-1

48

28.5

14.5

 

 

9.00 Sb

217-440

241

 

5500-1

55

44

1

 

 

 

242-248

246

 

5500-3

55

44

 

 

1

 

248-250

249

Bolton Seal*

0000-18

 

 

50

 

50

 

240-260

244

 

0000-42

 

 

48

 

52

 

244-244

244

Bolton 255*

5550-1

55.5

44.5

 

 

 

 

255-255

255

 

5800-1

58

42

 

 

 

 

255-259

256

Bolton 281*

5800-2

58

 

42

 

 

 

281-281

281

 

6000-1

60

 

 

40

 

 

291-291

291

Bolton 281-338*

4000-4

40

 

60

 

 

 

281-338

302

 

0400-1

4

55.5

40.5

 

 

 

338-388

343

 

0000-26A

 

36.1

62.5

 

 

1.4Ag

355-355

355

 

0000-25

 

37

63

 

 

 

361-361

361

 

0000-14

 

91

 

 

 

9 Zn

389-389

389

 

 

 

 

 

 

 

 

 

 

*  Formerly sold as Cerrolow 117, Cerrolow 136, Cerrolow 140, Cerrolow 147, Cerrobend, Cerrosafe, Cerrolow 174, Cerroshield, Cerroseal, Cerrobase, Cerrotru, Cerrocast

 

 

 

 

 

 

 

 

 

 

PROPERTIES

 

Bolton

Bolton

Bolton

Bolton

Bolton

Bolton

Bolton

Bolton

 

 

117o

136o

158o

255o

281o

147o

160-190o

281-338o

 

 

 

 

 

 

 

 

 

 

Melting Temperature (oF)

 

117

136

158

255

281

142-149

160-190

281-338

Melting Temperature (oC)

 

47.2

57.8

70

124

138

61.1-65

71.1-87.8

138-170

Yield Temperature (oF)

 

117

136

158

255

281

147

162.5

302

Yield Temperature (oC)

 

47.2

57.8

70

124

138

64

72.5

150

Density Lb./In.3

 

0.32

0.31

0.339

0.38

0.315

0.342

0.341

0.296

Specific Gravity @ 20oC

 

8.9

8.8

9.4

10.3

8.7

9.45

9.4

8.2

Tensile Lb./In.2

 

5400

6300

5990

6400

8000

4950

5400

8000

* Elongation in 2" Slow Loading %

 

1.5

50

200

60-70

200*

13.5

220*

200*

Brinell Hardness #

 

12

14

9.2

10.2

22

11

9

22

* Specific Heat Liquid

 

0.035

0.032

0.04

0.42

0.045

0.04

0.04

0.047

* Specific Heat Solid

 

0.035

0.032

0.04

.03+

0.045

0.039

0.04

0.047

* Latent Heat - Fusion Btu./LB.

 

6

8

14

7.2

20

7

10

22

Coefficient of Thermal Expansion

 

.000025/oC

.000023/oC

.000022/oC

.000021/oC

.000015/oC

.000022/oC

.000024/oC

.000015/oC

Surface Tension (Joules per Meter Sq.)

 

0.321

0.29

---

---

---

 

 

 

Thermal Conductivity (Solid) Cal/Cm2/oC/Sec .94 = Copper

 

---

---

.045*

.04*

.05*

.045*

.05*

.09*

Conductivity (Electrical) Compared with Pure Copper

 

3.34%

2.43%

4.17%

1.75%

5.00%

3.27%

4.27%

7.77%

Resistivity OHMS based on volume standard (Meter, MM2)

 

0.518

0.7081

0.4135

0.8825

0.3445

0.5282

0.4037

0.2219

* Maximum Load - 30 seconds Lb. - In.2

 

---

---

10000

8000

15000

---

9000

15000

* Maximum Load - 5 minutes   Lb. - In.2

 

---

---

4000

4000

9000

---

3800

9500

* Safe  Load - Sustained Lb. - In.2

 

---

---

300

300

500

---

300

500

Volume Change (Liquid to Solid)

 

-1.40%

-1.40%

-1.70%

-1.50%

0.77%

-1.70%

-2.00%

0.5%*

Volume Change (Linear growth after solidification)

 

< 0.05%

< 0.05%

0.60%

0.30%

0.05%

0.06%

0.03%

0%

 

 

* Approximate

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cumulative Growth & Shrinkage

 

Inch per inch compared to cold mold dimensions.  Test Bar ½” x ½” x 10” 

 

 

Time After Casting

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 Minutes

 

0.0005

0.0003

0.0025

-0.0008

0.0007

0.002

-0.0004

-0.0001

6 Minutes

 

0.0002

0.0002

0.0027

-0.0011

0.0007

0.0022

-0.0007

-0.0001

30 Minutes

 

0

0.0001

0.0045

-0.001

0.0006

0.004

-0.0009

-0.0001

1 Hour

 

-0.0001

0

0.0051

-0.0008

0.0006

0.0046

0

-0.0001

2 Hours

 

-0.0002

-0.0001

0.0051

-0.0004

0.0006

0.0046

0.0016

-0.0001

5 Hours

 

-0.0002

-0.0002

0.0051

0

0.0005

0.0046

0.0018

-0.0001

7 Hours

 

-0.0002

-0.0002

0.0051

0.0001

0.0005

0.0046

0.0019

-0.0001

10 Hours

 

-0.0002

-0.0002

0.0051

0.0003

0.0005

0.0046

0.0019

-0.0001

24 Hours

 

-0.0002

-0.0002

0.0051

0.0008

0.0005

0.0046

0.0022

-0.0001

96 Hours

 

-0.0002

-0.0002

0.0053

0.0015

0.0005

0.0048

0.0025

-0.0001

200 Hours

 

-0.0002

-0.0002

0.0055

0.0019

0.0005

0.005

0.0025

-0.0001

500 Hours

 

-0.0002

-0.0002

0.0057

0.0022

0.0005

0.0052

0.0025

-0.0001

 

 

 

 

 

 

 

 

 

 

Compositions (%)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Bismuth

 

44.7

49

50

55.5

58

48

42.5

40

Lead

 

22.6

18

26.7

44.5

---

25.6

37.7

---

Tin

 

8.3

12

13.3

---

42

12.8

11.3

60

Cadmium

 

5.3

---

10

---

---

9.6

8.5

---

Indium

 

19.1

21

---

---

---

4

---

---

Antimony

 

---

---

---

---

---

---

---

---

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