We are manufacturer of heat treated steel pipes include quenched and tempered steel pipe, normalized steel pipe and annealed steel pipe among carbon steel pipe and alloy steel pipe. Our advantages and more services of heat treated steel pipes includes:
1) Wide range of sizes, out diameter from 20mm to 100mm
2) Customized Length from 100mm to 12000mm
3) Good surface roughness: 0.4um to 1.5um
4) Good straightness: 0.5mm/m to 2mm/m
5) Matched further processing: Grinding, polishing, straightening
5) Anti-rusty package
7) Full sets of testing equipment: Surface, Dimenstion. Mechanical properties testing
8) Fast delivery time
Quenched and Tempered Pipe,Quenched and Tempered Steel Pipe,Quenched and Tempered Steel Tubes,Qt Steel Pipes,Qt Steel Tubes SHANDONG LE REN SPECIAL STEEL CO., LTD. , https://www.sdcolddrawnsteelbar.comVentilation Pipe Production Line/Havc Duct Forming Machine
 Ventilation duct production line is our latest coil line. With U type structure, it cover less space and reduce time of plate passing which achieves the productivity of twenty-five seconds per piece.Â
1.Introduction of mechanical
Just enter the sizes of the ducts you need to process, this full-auto line will complete the following process: Straightening, Beading, Notching, Slitting, Pittsburgh lock forming, TDF flange forming, Angle-iron flange forming and Auto folding.Â
It can produce two types of ducts: "L" shape or "" shape. This line features high automation, high efficiency, low labor cost and less materials usage.
Model
Plate
thickness
 (mm)
Plate
width
(mm)
Max-working
speed
(m/min)
Coiler
weight
 (kg)
Weight
 (kg)
Dimension
(mm)
YFJC-II
0.5-1.2
1300
16
6000x2
2400
4800x2160x1450
1600
2600
4800x2460x1450
YFJC-III
0.5-1.2
1300
16
6000x2
3000
5000x21600x1450
1600
3300
5000x2460x1450
YFJC-IV
0.5-1.2
1300
16
6000x4
7500
12000x3500x1300
1600
8000
12000x3800x1300
YFJC-V
0.5-1.2
1300
16
6000x4
9500
18000x3500x1300
1600
10000
18000x3800x1300
 
2.Process Flow:Â
Uncoiling-Straightening and Beading-Holes punching for supporting bracket (Optional)-Notching-Pittsburgh lock former-Duplex right-angle flange former-- Duplex TDF flange former-Folding
Â
Basic configuration:
1. Two sets of twin-motor driven dual-decoilers (Maximum capacity of 6-ton per station)
2. Straightener unit with Beader
3. Punch tie rod hole for duct bracing (Optional)
4. Four hydraulic notching die
5. Transfer table A
6. Pittsburgh lock former
7. Transfer table B
8. Duplex right-angle flange former (For Angle-iron Flange) (Double Seam for optional)
9. Duplex TDF flange former
10. Servo conveyer with TDF hydraulic folder
3.Packaging & Delivery
Packaging Details:
film plastic packageÂ
20GP container for steel duct forming machine
Delivery Detail:
Shipped in 25 days after payment
1.All machines have been tested by 48 hours before ship out.
2.All products have 2 year warranty.
3.Supported 24 hours online service. If any problems happen, our team will do our best to solve the problems.
4.If any component is damaged during guarantee time. we can send the component to the customer by DHL freely.Ventilation Pipe Production Line/Havc Duct Forming Machine
 Ventilation duct production line is our latest coil line. With U type structure, it cover less space and reduce time of plate passing which achieves the productivity of twenty-five seconds per piece.Â
1.Introduction of mechanical
Just enter the sizes of the ducts you need to process, this full-auto line will complete the following process: Straightening, Beading, Notching, Slitting, Pittsburgh lock forming, TDF flange forming, Angle-iron flange forming and Auto folding.Â
It can produce two types of ducts: "L" shape or "" shape. This line features high automation, high efficiency, low labor cost and less materials usage.
Model
Plate
thickness
 (mm)
Plate
width
(mm)
Max-working
speed
(m/min)
Coiler
weight
 (kg)
Weight
 (kg)
Dimension
(mm)
YFJC-II
0.5-1.2
1300
16
6000x2
2400
4800x2160x1450
1600
2600
4800x2460x1450
YFJC-III
0.5-1.2
1300
16
6000x2
3000
5000x21600x1450
1600
3300
5000x2460x1450
YFJC-IV
0.5-1.2
1300
16
6000x4
7500
12000x3500x1300
1600
8000
12000x3800x1300
YFJC-V
0.5-1.2
1300
16
6000x4
9500
18000x3500x1300
1600
10000
18000x3800x1300
Â
2.Process Flow:Â
Uncoiling-Straightening and Beading-Holes punching for supporting bracket (Optional)-Notching-Pittsburgh lock former-Duplex right-angle flange former-- Duplex TDF flange former-Folding
Â
Basic configuration:
1. Two sets of twin-motor driven dual-decoilers (Maximum capacity of 6-ton per station)
2. Straightener unit with Beader
3. Punch tie rod hole for duct bracing (Optional)
4. Four hydraulic notching die
5. Transfer table A
6. Pittsburgh lock former
7. Transfer table B
8. Duplex right-angle flange former (For Angle-iron Flange) (Double Seam for optional)
9. Duplex TDF flange former
10. Servo conveyer with TDF hydraulic folder3.Packaging & Delivery
Packaging Details:
film plastic packageÂ
20GP container for steel duct forming machine
Delivery Detail:
Shipped in 25 days after payment
1.All machines have been tested by 48 hours before ship out.
2.All products have 2 year warranty.
3.Supported 24 hours online service. If any problems happen, our team will do our best to solve the problems.
4.If any component is damaged during guarantee time. we can send the component to the customer by DHL freely.
Model NO.: YF-0010
Power Supply: 220/380/415/420/440V
Color: Optional
Warranty: Â 2 Years
Trademark: YAFEI
Transport Package: Film Plastic Package
Specification: YF-VI
Origin: Anhui China
HS Code: 8455102000
Model NO.: YF-0010
Power Supply: 220/380/415/420/440V
Color: Optional
Warranty: Â 2 Years
Trademark: YAFEI
Transport Package: Film Plastic Package
Specification: YF-VI
Origin: Anhui China
HS Code: 8455102000
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4.Our Services
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4.Our Services