…This is used in the exhaust pipes of automobile engines. The manufacturing methods for seamless pipes can be broadly divided into rolling, extrusion, and push-drawing. The distinctive feature of seamless pipe manufacturing methods is the plastic processing method, but what they all have in common is the wall thickness and outside diameter dimensions when piercing the metal block (billet or blank) and the method of subsequent stretching. … *Some of the terminology that refers to "seamless pipe" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…これは自動車のエンジンの排気管に使用されている。 継目なし管(シームレスパイプseamless pipe)の製作法は,圧延法,押出法,押抜‐引抜法に大別できる。継目なし管製造法の特徴は塑性加工法にあるとともに,共通していえることは,金属塊(ビレットないしブランク)に穿孔(せんこう)するときの肉厚および外径寸法と,その後の延伸のとり方にある。… ※「seamless pipe」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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