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  • Name: Straightener

Straightening machine

High precision, high strength pipe or bar straightening machine:
Machine type: Vertical type/ Horizontal type;
Roller profile: Hyperbolic curve roller;
Products to be straighten: Carbon steel, stainless steel, copper, other alloy tube;
Pipe diameter: φ4mm~φ350mm ;
Wall thickness: 0.5~25mm;
Before straighten straightness: <30/1000mm;  Straighten straightness: 0.7 ~1/1000mm
Rollers arrangement: 222, 222+1, 2222, or more rollers.

 

Series specification of Vertical type of straightening machine

Model

GJ40

GJ60

GJ80

GJ100

GJ160

GJ220

GJ350

GJ426

Max. yield limit Mpa.

490

520

600

600

750

800

850

1100

OD of pipe mm

Φ8

Φ40

Φ15

Φ60

Φ20

Φ80

Φ40

Φ100

Φ60

Φ160

Φ80

Φ220

Φ180

Φ350

Φ140

Φ426

Thickness of pipe mm

6

8

10

12

15

20

35

40

Straightening speed m/Min

30

70/35

36

36

1540

1842

50/25

30100

Throat Dia. of roller mm

Φ130

Φ150

Φ220

Φ220

Φ320

Φ380

Φ520

Φ560

Length of roller mm

175

240

320

320

470

560

700

820

Adjusting angle of roller (degree)

2733

27

33

32

38

32

38

32

38

28

33

29

35

30

36

Roller pitch mm

350

420

560

590

850

900

1350

1530

No. of rollers

6

7

6

6

7

7

6

7

Motor mode

Y160M-6

YD200L1

-8/4

Y200L2

-6

Y225M

-6

Z4-225

-31

Z4-280

-32

Y355M3

-4

YTSP400L1-6

Power of motor

7.5X2

22/14X2

22X2

30X2

90X2

160X2

315X2

315X2

Motor rpm.

980

740~

1470

980

980

1000

750

1700

1480

1000

Ratio of reducer

6.1

4.97

9.92

9.92

16

9.85

17.43

11.78

Max. camber before straighten  mm/m

30

30

30

30

30

30

30

30

Straightness after

straighten mm/m

≤1

≤1

≤1

≤1

≤1.5

≤1.5

≤1.5

≤1.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cantilever straightening machine

Rollers arrangement: 9+1, 7+1,13+1
Section products to be straighten:
Bar, square, rail, angle, channel, I bar, hexagonal, flat;

 

Main parameter of cantilever straightening machine

YJ350450modes are adopted horizontal motor, coupling built in machine body inside. YJ250~YJ132 are same, YJ 450 mode equip with electric lifting device.

Mode

Section steel to be straighten sizes

Round bar

mm

Square

Bar mm

Rail

kg

Angle

No

Channel

No.

I beam

Hexangular

bar mm

Flat bar

mm

YJ132

14

14

/

/

/

/

14

3×12

YJ160

20

20

/

/

/

/

20

6×20

YJ200

25

20

/

3

4

/

20

6×25

YJ250

35

30

5

6.3

6.5

/

30

10×30

YJ350

50

45

8

8

10

10

45

14×55

YJ400

55

50

11

10

12

12

50

16×65

YJ450

60

55

12

10

14

14

55

20×80

YJ550

85

80

18

12

18

80

18

20×150

YJ600

105

95

24

14

22

95

22

20×200

YJ700

120

100

26

16

28

100

28

25×200

YJ800

130

120

38

20

36

120

36

35×200

 

 

Mode

Roller pitch

mm

Roller

No.

Adjusting distance mm

Plastic bending moment KNW

Straightening speed m/s

Main motor

power

Vertical

Horizontal

 

kw

YJ132

132

9+1

20

15

0.85

1

4

YJ160

160

9+1

20

15

1.05

1.2

7

YJ200

200

9+1

30

15

1.05

2.5

15

YJ250

250

13+1

45

15

2.86

2.5

30

YJ350

350

9+1

80

20

8.35

2

45

YJ400

400

9+1

100

20

14.5

2

55

YJ450

450

9+1

100

20

18.5

2

55

YJ550

550

9+1

120

25

40

1.5

75

YJ600

600

9+1

160

25

58

1.5

132

YJ700

700

7+1

180

30

78.5

1

160

YJ800

800

7+1

200

40

126

1

200

 

 

Mode

Roller pitch

mm

Roller

No.

Adjusting distance

Max. steel sections sizes to be straighten

Vertical

mm

Horizontal

mm

Round bar

mm

Square bar

mm

Rail

KG

Angle

No.

Channel

No.

H beam

mm

I beam

No.

YJ850

850

9+1

250

50

135

115

50

22

40

450X200

40

YJ900

900

9+1

250

50

150

135

70

25

45

500X150

45

Y1000

1000

9+1

320

50

170

155

80

28

50

500X200

50

YJ1100

1100

9+1

330

50

190

175

100

30

60

600X200

60

YJ1200

1200

9+1

350

50

220

195

120

32

63

700X300

60

YJ1300

1300

9+1

400

50

250

235

 

35

 

800X300

63

Also exported YJ250 cantilever straightening machine, and GJ40 vertical type straightening machine.We exported a big YJ550 cantilever with a multi split type roller sets to correct hot rolled section steels, I beam, angle, channel to Triumph Steel Co., Ltd.

Exported to Lal Baba Seamless Tube Pvt. Ltd. 3 lines of straightening machine from OD40mm, OD60mm to OD114mm.

 


 

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