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counterblow hammers

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Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003973
EISBN: 978-1-62708-185-6
...Abstract Abstract Hammers and high-energy-rate forging machines are classified as energy-restricted machines as they deform the workpiece by the kinetic energy of the hammer ram. This article provides information on gravity-drop hammers, power-drop hammers, die forger hammers, counterblow...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003974
EISBN: 978-1-62708-185-6
... equipment Forging machine Speed range Speed-stroke behavior ft/s m/s Hydraulic press 0.2–1.0 (a) 0.06–0.30 (a) Mechanical press 0.2–5 0.06–1.5 Screw press 2–4 0.6–1.2 Gravity-drop hammer 12–16 3.6–4.8 Power-drop hammer 10–30 3.0–9.0 Counterblow hammer 15...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003183
EISBN: 978-1-62708-199-3
... a shorter stroke and faster striking rate. Typically, these hammers can deliver approximately 5.5 to 90 kJ (4000 to 66,000 ft · lb) of energy per blow. Pressurized air energizes the blow. Counterblow Hammers Another variation of the power-drop hammer, the counterblow hammer develops striking force...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.9781627081856
EISBN: 978-1-62708-185-6
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.9781627081863
EISBN: 978-1-62708-186-3
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
... to produce blocker-type, conventional, and close-tolerance forgings. Selection from the above closed-die types invariably depends on quantity and the cost of the finished part. Additional information on these types of products is available in the article “Closed-Die Forging in Hammers and Presses...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.9781627081979
EISBN: 978-1-62708-197-9
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.9781627081962
EISBN: 978-1-62708-196-2
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.9781627081993
EISBN: 978-1-62708-199-3