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upset forging machines

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Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003980
EISBN: 978-1-62708-185-6
...Size and operating data for upset forging machines Table 1 Size and operating data for upset forging machines Rated size (a) , in. Normal rated capacity (b) , tonf Average strokes per minute Average motor rating, hp 1 200 90 7.5 1 1 4 225 75 10 1 1 2...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001021
EISBN: 978-1-62708-161-0
... in terms of total indicator reading for values given in text Fig. 9 Maximum stress versus mean working stress for steel with forged and machined surfaces. See Example 1 in text. Fig. 29 Machining stock allowances for hot upset forgings. (a) Hot upset forging terminology and standards...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003991
EISBN: 978-1-62708-185-6
... Computation of surface stock allowances for forgings that are to be machined Fig. 35 Design practice for upset forgings in which specifications depend on position of flash in workpiece. Tolerances (shown with + or − sign), allowances, and design rules for upset forgings. See text for discussion...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003183
EISBN: 978-1-62708-199-3
.... In addition, the slide velocity in a forging press is faster than that of a sheet-metal deep drawing press. The character of the blow in a forging press resembles that of an upsetting machine, thus combining some features of hammers and upsetters. Mechanical forging presses use drive mechanisms similar...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004034
EISBN: 978-1-62708-185-6
...-resisting alloys and refractory metals (e) Conventional forgings 10° (+2, −0°) 7° (+2, −0°) Hot upset horizontal forging machine forgings Aluminum alloys (b) Conventional forgings 1° (±1 or ± 1 2 °) 0° (±1 or ± 1 2 °) Steels (c) Conventional forgings Inside: 5...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003113
EISBN: 978-1-62708-199-3
... in Fig. 3 for the P/F-4600, P/F-4200, and Fe-Cu-C alloys. Testing was carried out according to ASTM A 255. Specimens were machined from upset forged billets that had been sintered at 1120 °C (2050 °F) in dissociated ammonia. Fig. 3 Jominy hardenability curves for (a) P/F-4600, (b) P/F-4200...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004037
EISBN: 978-1-62708-185-6
..., the following steps are useful: Two revised versions of this forging are also shown in Fig. 12 . One, a press-contoured, low-draft forging ( Fig. 21d ), has its parting line at the top of the flange in the forging position. A second alternate, shown in Fig. 21(c) , is produced in an upset forging machine...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003097
EISBN: 978-1-62708-199-3
... was evaluated for die wear after producing 30,000 forgings of 4140 steel at a rate of 10 blows/workpiece with an 11 kN (2500 lbf) hammer. Fig. 1 Schematic composite of cross sections of blocker-type, conventional, and precision forgings Fig. 12 Machining stock allowances for hot upset...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003992
EISBN: 978-1-62708-185-6
..., and rolling machines used to forge carbon and alloy steels. Descriptions of these machines are provided in the articles “Hammers and Presses for Forging,” “Hot Upset Forging,” “Roll Forging,” and “Ring Rolling” in this Volume. The austenitic stainless steels are more difficult to forge than...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005633
EISBN: 978-1-62708-174-0
... Process Steps in Flash Welding Preweld Preparation Flashing Stage Upsetting (Forging) Stage Postweld Heat Treatment Processing Equipment Flash-welding machines are a horizontal press-transformer combination, which consists of a low-impedance welding transformer, a stationary platen...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003988
EISBN: 978-1-62708-185-6
...-4600 and P/F-2000 Sintering conditions Forging mode Carbon, % Oxygen, ppm Life to 10% failure rate, 10 6 cycles Life to 50% failure rate, 10 6 cycles Slope of Weibull plot Surface hardness, HRC Carburized P/F-4600 1120 °C, DA (a) Upset … … 4.31 12.59 1.78 … 1120 °C...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001381
EISBN: 978-1-62708-173-3
... a given set of parameters, once variations in machine components and dimensional tolerances for a particular weld are determined, an acceptable tolerance band of the total upset can be established as a standard. A monitor will compare the upset of each weld relative to this reference. The machine...
Book Chapter

Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003978
EISBN: 978-1-62708-185-6
...Allowances and tolerances for as-forged shafts and bars Table 1 Allowances and tolerances for as-forged shafts and bars Allowance is added to rough-machined dimension to obtain forged dimension. Tolerances are the variations permitted on forged dimensions. Rough-machined diameter...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006112
EISBN: 978-1-62708-175-7
... through powder forging and steel forging. Source: Ref 82 Fig. 40 Free copper found in the material with 4.0% Cu (originally at 1000×, 4% picral) Fig. 37 Tooling used for powder forging of the Toyota connecting rod. Source: Ref 85 Fig. 39 As-forged and finished machined...
Book Chapter

By H.W. Sizek
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003984
EISBN: 978-1-62708-185-6
.... In the simplest terms, forging with the radial forge machine can be divided into three types: longitudinal feed, plunge feed, and upset: The radial forge is a versatile machine and with the proper tooling can forge wide variety of parts. Below are a number of examples that illustrate the versatility and some...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004004
EISBN: 978-1-62708-185-6
... of heading temperature on the hardness of the upset portion and finished head of type 305 stainless steel flat-head machine screws Fig. 38 Effect of heading speed on heading limits for three austenitic stainless steels and for 1038 steel Fig. 39 Effect of work metal temperature on heading...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003184
EISBN: 978-1-62708-199-3
... Cleaning Machines Dies Die Materials Closed-Die Forging Upset Forging Ring Rolling Salt Bath Descaling Because the forging behavior of titanium alloys is highly temperature-dependent, as illustrated in Fig. 17 for various alloys, it is desirable to forge these alloys under...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003207
EISBN: 978-1-62708-199-3
... descaling; and (3) vapor degreasing. Die burns, upset slippage, and inferior welds may be caused by poor fit-up between the current-conducting dies and the workpiece. In some cases, the ends of the workpiece must be machined or ground to fit the dies, particularly in welding of rough forgings...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003207
EISBN: 978-1-62708-199-3
.... Die burns, upset slippage, and inferior welds may be caused by poor fit-up between the current-conducting dies and the workpiece. In some cases, the ends of the workpiece must be machined or ground to fit the dies, particularly in welding of rough forgings or castings. Also, a chamfer may be required...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005596
EISBN: 978-1-62708-174-0
... into thermal energy (frictional heating) at the welding interface. This energy heats the part and allows forging to occur, displacing material at the interface. A second-stage force can also be used with inertia welding. This force is often referred to as an upset force and can be programmed to occur at any...