JPS6264410A - 中空鋼の製造方法 - Google Patents

中空鋼の製造方法

Info

Publication number
JPS6264410A
JPS6264410A JP20748385A JP20748385A JPS6264410A JP S6264410 A JPS6264410 A JP S6264410A JP 20748385 A JP20748385 A JP 20748385A JP 20748385 A JP20748385 A JP 20748385A JP S6264410 A JPS6264410 A JP S6264410A
Authority
JP
Japan
Prior art keywords
mandrel
diameter
point
tube
hollow steel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP20748385A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0257441B2 (enrdf_load_stackoverflow
Inventor
Wataru Nishihama
西浜　渉
Yoshiyuki Hashimoto
義之 橋本
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Special Steel Co Ltd
Sanyo Tokushu Seiko KK
Original Assignee
Sanyo Special Steel Co Ltd
Sanyo Tokushu Seiko KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sanyo Special Steel Co Ltd, Sanyo Tokushu Seiko KK filed Critical Sanyo Special Steel Co Ltd
Priority to JP20748385A priority Critical patent/JPS6264410A/ja
Publication of JPS6264410A publication Critical patent/JPS6264410A/ja
Publication of JPH0257441B2 publication Critical patent/JPH0257441B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Metal Extraction Processes (AREA)
JP20748385A 1985-09-18 1985-09-18 中空鋼の製造方法 Granted JPS6264410A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20748385A JPS6264410A (ja) 1985-09-18 1985-09-18 中空鋼の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20748385A JPS6264410A (ja) 1985-09-18 1985-09-18 中空鋼の製造方法

Publications (2)

Publication Number Publication Date
JPS6264410A true JPS6264410A (ja) 1987-03-23
JPH0257441B2 JPH0257441B2 (enrdf_load_stackoverflow) 1990-12-05

Family

ID=16540491

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20748385A Granted JPS6264410A (ja) 1985-09-18 1985-09-18 中空鋼の製造方法

Country Status (1)

Country Link
JP (1) JPS6264410A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0257441B2 (enrdf_load_stackoverflow) 1990-12-05

Similar Documents

Publication Publication Date Title
JPS5914282B2 (ja) 拡管抽伸方法
CN101184561A (zh) 用冷加工法制造超薄壁金属管的方法
CA1260414A (en) Integral joint forming of work-hardenable high alloy tubing
ITMI940685A1 (it) Procedimento e dispositivo per la fabbricazione di tubi senza saldatura mediante fluotornitura
CN1026868C (zh) 一种薄壁筒形件的精密成型法
JP2671960B2 (ja) 複写機ドラム用薄肉アルミニウム管の製造方法
JPS6264410A (ja) 中空鋼の製造方法
CN220862342U (zh) 一种轧制特薄壁管专用锥形芯棒及连轧机
US2264455A (en) Method of producing a thick-walled seamless metallic tube
CN214211770U (zh) 一种大规格铝合金无缝管热挤压专用工模具
US3580038A (en) Extrusion mandrel and method
RU2001133970A (ru) Способ производства бесшовных горячекатаных передельных длинномерных труб из труднодеформируемых марок стали и сплавов
EP0326085B1 (en) Production of nozzle member
EP0197015A1 (en) Floating cylindrical mandrel and method for producing tubing
JPS60166108A (ja) 内面異形金属管の製造方法
SU831463A1 (ru) Способ подготовки кромок изделийпРЕиМущЕСТВЕННО ТРуб пОд СВАРКу
GB685481A (en) Improvements in or relating to the manufacture of thin-walled metal tubes
JPH06304644A (ja) 内径テーパ管の製造方法
US2040764A (en) Apparatus for forming tubular blanks
JPH0494837A (ja) 車輪用のニップルの製造方法
JP2711129B2 (ja) チタンシームレスパイプの製造方法
JPS63168220A (ja) 摩擦力を活用した薄肉管の塑性加工法
Sansome The Drawing of Metals
Blazynski Recent developments in seamless steel tube-making
JPS61180603A (ja) 継目無鋼管の製造方法