Cangzhou Junde Steel Pipe Co.,Ltd


Cangzhou Junde Steel Pipe Co.,Ltd

Add: South of Qiantong Road, Cangzhou City, Hebei, China

Contact us:Sunny Yang

Phone: 86-13303171370

Tel: 86-317-8517170

Fax: 86-317-5527266



seamless steel pipe manufacturing (production)process

Jul 12, 2017

seamless steel pipe manufacturing (production)process Overview of two kinds of steel pipe process Overview Cold drawn (rolling) seamless steel pipe: 

round tube heating → perforation → start → annealing → pickling → oil (copper) → multi-pass cold drawn ( Cold rolling) → billet → heat treatment → straightening → water pressure test (inspection) → mark → storage. 

Hot-rolled (extruded seamless steel pipe): round tube heating perforation three roll skew rolling, continuous rolling or extrusion off pipe sizing (or reducing diameter) cooling billet straightening water pressure Test (or flaw detection) mark storage

seamless steel pipe.jpg

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Contact information

South of Qiantong Road,Cangzhou City,Hebei,China


whatsapp/Wechat: 86-13303171370

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