ROD HAVING FORGINGS MAKING METHOD
FIELD: plastic metal working, possibly manufacture of forging with rod. ^ SUBSTANCE: method comprises steps of heating cut off initial blank, forming semi-finished product and finally forging it. Semi-finished product is formed at first by rolling part of initial blank and then subjecting it to forg...
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Zusammenfassung: | FIELD: plastic metal working, possibly manufacture of forging with rod. ^ SUBSTANCE: method comprises steps of heating cut off initial blank, forming semi-finished product and finally forging it. Semi-finished product is formed at first by rolling part of initial blank and then subjecting it to forging. Rod portion of semi-finished product is formed by rolling; volume of said portion consists 0.8 -1.2 of volume of forging rod. Rod portion of semi-finished product is formed by finish forging process. Flange thickened portion of semi-finished product is formed, mainly from remaining non-deformed part of blank. Then blank is finally formed in closed die set. ^ EFFECT: lowered effort for making forging at reduced metal consumption. ^ 9 cl, 2 dwg, 1 ex |
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