Introduction of Rolling Mills

Seamless Steel Pipe:

Piercing Mill

Pipe Mill

Pipe Straightener
Stretch Reducing Mill
Hot Continuous Rolling Mill
Detecting & Marking System

Big-caliber welded Pipe:

Spiral welded Pipe Line
UOE Pipe Equipment

Plate & strip:

Plate & Strip Cold Rolling Mill
Plate Leveler
Decoil, Blanking & Stacking

Other Rolling mill :

Bar & Wire Rod Equipment
Profile Straightener
Drum Making Equipment


O
il Film Bearing:

Introduction
Bearing Series A
Bearing Series B
Bearing Series C
Bearing Series D
Structural Diagram
New Technology 
 

 Stretch Reducing Mill

1. Survey

The reducing mill produced by TYHI is mainly divided into two-high reducing mill and three-high reducing mill according to the numbers of roll. It is divided into independent drive and centralized drive according to type of drive. The housing is ranged from 3 to 24. The specifications of the reduced pipes are ranged from φ48 to φ720. The standardization and seriation of products have been realized.

 

 

2. 12-Housing Microtension Reducing Mill for Anshan Steel


3. No.24 Sizing Mill

 

4. Technical Parameter Of Stretch Reducer And Sizing Mill

Parameter

12-housing micro-stretch reducer

NO.24 sizing mill

Entrance tube dia. mm

 85.105.127

250

Entrance tube thickness mm

4-15

 

Exit tube dia. mm

57-121

102--245

Exit tube thickness mm

 4--15.5

 

Rolling temperature 

 900--950

850--950

Entrance velocity  m/s

 0.625

0.6--0.8

Rolling force  kN

 200

600

Number of stand

12/3-roll

12/3-roll

Distance of stand  mm

 325

550

Nominal roll dia.  mm

 355

600

Drive type

12 stand driven with different speeds

3 stand/group, driven in separated group

drive motor

2220+220 kW

4x350 kW

1000/2000 

1600/800 r/min

     

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Taiyuan Heavy Industry Co., Ltd. Sale Department
Tel: 0086-351-6362676,6361463   Fax: 0086-351-6360994
Http://www.tyhi.com  Email:info@tyhi.com.cn

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