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M4.17 Asteel shaft has a starting diameter= 15.00 mm. It is to be inserted into a hole in an expansion fit assembly operation. To be readily inserted, the shaft must be reduced in diameter by cooling Determine the temperature to which the shaft must be reduced from room temperature (20°C) in order to reduce its diameter to 14.98 mm. Use Table 4.1 from the book for reference. Round to the nearest 10th of a C Table 4.1 Volumetric properties in U.S. customary units for selected engineering materials Coclicient of Thermal Expansion, a Cx10F10 Melting Point, T Density, p g/em Material Metals Aluminum 2.70 (0.098) (13.3) 660 (1220) 24 Copper 8.97 (0.324) 17 1083 (1981) (94) Iron 7.87 (0.284) 12.1 (6.7) 1539 (2802) Lead 11.35 (0.410) 29 (621) (16.1) 327 Magnesium 1.74 (0.063) 26 (144) 650 (1202) Nickel 8.92 (0.322) 13.3 (7.4) (2651) 1455 Steel (0.284) 7.87 12 (6.7) a Tin 7.3 (0.264) 23 (12.7) 232 (449) Titanium 4.51 (0.163) 8.6 (4.7) 1668 (3034) Tungsten 19.30 (0.697) 4.0 (2.2) 3410 (6170) Zinc 7.15 (0.258) 40 (22.2) 420 (787) Ceramics and Silicon Glass 2.5 (0.090) 1.8-9.0 (1.0-5.0) Alumina 3.8 (0.137) 9.0 (5.0) 2072 (3762) Silica 2.66 (0.096) 0.55 (0.31) 1600 (2912) Silicon 2.33 (0.085) 2.6 (1.4) 1414 (2577) Polymers Phenol resins 1.3 (0.047) 60 (33) Nylon Polyethylene I.16 (0042) 100 (55) 260 (500) 0.92 (0.033) 180 (100) 115 (240) Polystyrene 1.05 (0.038) 70 (39) 240 (464) Polyvinylchloride 140 (0.051) 50 (28) 212 (414) Compiled from. 121.131. 141. 15). and other sources Melting tesmperature depends on composition Low-density polyethylene Chemically degrades at high temperanures because it is a thermosetting polymer, ocher polymers listed are thermoplastic

M4.17 Asteel shaft has a starting diameter= 15.00 mm. It is to be inserted into a hole in an expansion fit assembly operation. To be readily inserted, the shaft must be reduced in diameter by cooling Determine the temperature to which the shaft must be reduced from room temperature (20°C) in order to reduce its diameter to 14.98 mm. Use Table 4.1 from the book for reference. Round to the nearest 10th of a C Table 4.1 Volumetric properties in U.S. customary units for selected engineering materials Coclicient of Thermal Expansion, a Cx10F10 Melting Point, T Density, p g/em Material Metals Aluminum 2.70 (0.098) (13.3) 660 (1220) 24 Copper 8.97 (0.324) 17 1083 (1981) (94) Iron 7.87 (0.284) 12.1 (6.7) 1539 (2802) Lead 11.35 (0.410) 29 (621) (16.1) 327 Magnesium 1.74 (0.063) 26 (144) 650 (1202) Nickel 8.92 (0.322) 13.3 (7.4) (2651) 1455 Steel (0.284) 7.87 12 (6.7) a Tin 7.3 (0.264) 23 (12.7) 232 (449) Titanium 4.51 (0.163) 8.6 (4.7) 1668 (3034) Tungsten 19.30 (0.697) 4.0 (2.2) 3410 (6170) Zinc 7.15 (0.258) 40 (22.2) 420 (787) Ceramics and Silicon Glass 2.5 (0.090) 1.8-9.0 (1.0-5.0) Alumina 3.8 (0.137) 9.0 (5.0) 2072 (3762) Silica 2.66 (0.096) 0.55 (0.31) 1600 (2912) Silicon 2.33 (0.085) 2.6 (1.4) 1414 (2577) Polymers Phenol resins 1.3 (0.047) 60 (33) Nylon Polyethylene I.16 (0042) 100 (55) 260 (500) 0.92 (0.033) 180 (100) 115 (240) Polystyrene 1.05 (0.038) 70 (39) 240 (464) Polyvinylchloride 140 (0.051) 50 (28) 212 (414) Compiled from. 121.131. 141. 15). and other sources Melting tesmperature depends on composition Low-density polyethylene Chemically degrades at high temperanures because it is a thermosetting polymer, ocher polymers listed are thermoplastic

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
Publisher:Kreith, Frank; Manglik, Raj M.
Chapter6: Forced Convection Over Exterior Surfaces
Section: Chapter Questions
Problem 6.10P
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M4.17 Asteel shaft has a starting diameter= 15.00 mm. It is to be inserted into a hole in an expansion fit assembly operation. To be readily inserted, the shaft must be reduced in diameter by cooling Determine the temperature to which the shaft must be reduced from room temperature (20°C) in order to reduce its diameter to 14.98 mm. Use Table 4.1 from the book for reference. Round to the nearest 10th of a C
Transcribed Image Text:M4.17 Asteel shaft has a starting diameter= 15.00 mm. It is to be inserted into a hole in an expansion fit assembly operation. To be readily inserted, the shaft must be reduced in diameter by cooling Determine the temperature to which the shaft must be reduced from room temperature (20°C) in order to reduce its diameter to 14.98 mm. Use Table 4.1 from the book for reference. Round to the nearest 10th of a C
Table 4.1 Volumetric properties in U.S. customary units for selected engineering materials Coclicient of Thermal Expansion, a Cx10F10 Melting Point, T Density, p g/em Material Metals Aluminum 2.70 (0.098) (13.3) 660 (1220) 24 Copper 8.97 (0.324) 17 1083 (1981) (94) Iron 7.87 (0.284) 12.1 (6.7) 1539 (2802) Lead 11.35 (0.410) 29 (621) (16.1) 327 Magnesium 1.74 (0.063) 26 (144) 650 (1202) Nickel 8.92 (0.322) 13.3 (7.4) (2651) 1455 Steel (0.284) 7.87 12 (6.7) a Tin 7.3 (0.264) 23 (12.7) 232 (449) Titanium 4.51 (0.163) 8.6 (4.7) 1668 (3034) Tungsten 19.30 (0.697) 4.0 (2.2) 3410 (6170) Zinc 7.15 (0.258) 40 (22.2) 420 (787) Ceramics and Silicon Glass 2.5 (0.090) 1.8-9.0 (1.0-5.0) Alumina 3.8 (0.137) 9.0 (5.0) 2072 (3762) Silica 2.66 (0.096) 0.55 (0.31) 1600 (2912) Silicon 2.33 (0.085) 2.6 (1.4) 1414 (2577) Polymers Phenol resins 1.3 (0.047) 60 (33) Nylon Polyethylene I.16 (0042) 100 (55) 260 (500) 0.92 (0.033) 180 (100) 115 (240) Polystyrene 1.05 (0.038) 70 (39) 240 (464) Polyvinylchloride 140 (0.051) 50 (28) 212 (414) Compiled from. 121.131. 141. 15). and other sources Melting tesmperature depends on composition Low-density polyethylene Chemically degrades at high temperanures because it is a thermosetting polymer, ocher polymers listed are thermoplastic
Transcribed Image Text:Table 4.1 Volumetric properties in U.S. customary units for selected engineering materials Coclicient of Thermal Expansion, a Cx10F10 Melting Point, T Density, p g/em Material Metals Aluminum 2.70 (0.098) (13.3) 660 (1220) 24 Copper 8.97 (0.324) 17 1083 (1981) (94) Iron 7.87 (0.284) 12.1 (6.7) 1539 (2802) Lead 11.35 (0.410) 29 (621) (16.1) 327 Magnesium 1.74 (0.063) 26 (144) 650 (1202) Nickel 8.92 (0.322) 13.3 (7.4) (2651) 1455 Steel (0.284) 7.87 12 (6.7) a Tin 7.3 (0.264) 23 (12.7) 232 (449) Titanium 4.51 (0.163) 8.6 (4.7) 1668 (3034) Tungsten 19.30 (0.697) 4.0 (2.2) 3410 (6170) Zinc 7.15 (0.258) 40 (22.2) 420 (787) Ceramics and Silicon Glass 2.5 (0.090) 1.8-9.0 (1.0-5.0) Alumina 3.8 (0.137) 9.0 (5.0) 2072 (3762) Silica 2.66 (0.096) 0.55 (0.31) 1600 (2912) Silicon 2.33 (0.085) 2.6 (1.4) 1414 (2577) Polymers Phenol resins 1.3 (0.047) 60 (33) Nylon Polyethylene I.16 (0042) 100 (55) 260 (500) 0.92 (0.033) 180 (100) 115 (240) Polystyrene 1.05 (0.038) 70 (39) 240 (464) Polyvinylchloride 140 (0.051) 50 (28) 212 (414) Compiled from. 121.131. 141. 15). and other sources Melting tesmperature depends on composition Low-density polyethylene Chemically degrades at high temperanures because it is a thermosetting polymer, ocher polymers listed are thermoplastic
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