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TitleProduct

Piercer Roll

  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Beijing

  • Validity to:

    Long-term effective

  • Last update:

    2021-07-02 10:36

  • Browse the number:

    193

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Company Profile

Zaozhuang Goldshell Import & Export Co., Ltd

By certification [File Integrity]

Contact：goldshell(Mr.)  

Email：

Telephone：

Phone：

Area：Beijing

Address：Beijing

Website：http://www.metalgoldshell.com/ http://goldshell.bien-lighting.com/

Product Details

Piercer roll for hot rolling pipe mill

Brief introduction

The piercer used in the Mannesmann tube making process usually has a pair of main rolls disposed to oppose each other while interposing the specified pass line, in the
case of the piercing/rolling operation , barrel type main rolls are used,a plug disposed along the pass line as an inner surface regulating tool and guide shoes or disk rolls disposed to oppose each other while interposing the pass line as tube guiding
members.the deformation form of the material in the course of piercing at the outlet side of the piercing process from the gorge portion of the main roll in the piercing/rolling operation.


Products specifiaction and properties

Material

(standard)

Roll -50Mn forged;

Shaft-36CrMoNiMo4

Size

220mm-720mm

Hardness

240-260HB standard.

Heat treatment

Annealing, quenching and tempering

Good design

Embossing enhances bite force.

Physical properties

Free from internal cracks

Inspection

UV tested


QA+QC:

Heat treatment will adopted, annealing, quenching and tempering.

MT ,UV and hardness report will submitted for approval before shipment.


Detection

Application


Package

Partner


http://www.metalgoldshell.com/