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So far forever has already had many sucessful cases for bar quenching furnace, such as diameter 20-50 bar quenching furnace, diameter 30-60 bar quenching furnace, diameter 60-90 bar quenching furnace, diameter 45-115 bar quenching furnace etc.

Bar quenching furnace features

1. Round bar diameter: diameter 10-300mm
2.Length: not limited
3.Power: 100-8000kw
4.Temperaturte control: closed loop temperature control system, which can adjust the temperature automatically.
5. Heating temperature:900-950 degree c.
6. Heating way: magnetic induction heating
7.Process: quenching, hardening
8.Application: heat treatment for steel bar, round steel, carbon steel, deformed steel, stainless steel, square steel. 

Bar quenching furnace advantages

1. Using the most advanced igbt component and inverter, it has larger output power, uniform heating, and smaller deformation;
2. heating speed is fast. In general, heating time is no more than 10 seconds/piece;
3. Compared with the traditional technology of heating treatment, the oxide layer is so thin;
4. It has over-current, over-voltage, over-temperature, less water and other alarm indicator.
5. with perfect control, protection, alarm display circuit, machine could get full automatic tracking frequency, continuous adjustable power, safe and dependable protection, clear and accur data display and etc technical advantage
6. According to the frequency and power, we offer various model of different types and design.
7. Wide applied to different kind of work piece annealing, welding, quenching, forging, hardening and other heat treatment.

Welcome your inquiry for forever bar quenching furnace

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So far Forever has already had many sucessful cases for bar heat treatment furnace, such as ø20-50 bar heat treatment furnace, ø30-60 bar heat treatment furnace, ø60-90 bar heat treatment furnace, ø45-115 bar heat treatment furnace

Bar heat treatment furnace features

1. Application: Heat treatment for steel bar, steel pipe, oil steel pipe, oil cylinder.
2. Available power: 100kw-10000kw
3.Quenching heating temperature:900ºC;Tempering heating temperature: 700ºC;
4.Product specification: Ï?25-Ï?232mm;Thickness: 2-55mm
5. Heating temperature:900-950 degree C.
6.Heating length: 12000mm 
7.Workpiece material: 35CrMo, 20CrMnSiA, 45MnMoB, 45CrMo

Bar heat treatment furnace advantages

(1) SCR power supply make the induction heating system stable and reliable. 
(2) High level of automation, workers just have to use the intelligent control system to control the production line. 
(3) Heating speed is high, power saving effect is obvious. 
(4) Temperature compensation technology eliminate influence of the temperature fluctuation to the product quality.

Forever Support for you:

1. Forever Electromechanical Equipment Factory. was founded in 2004
2.We will train customers 2-4 technicians for equipment usage and maintenance for free.
3.The full technical documents including the circuit diagram and equipment instruction guide will be provided.
4.One year warranty period, long term technical service and customer preferential price spare parts support.
5.If customers need on-site technical support, we will arrange technicians to solve customers' problems in time.


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So far forever has already had many sucessful cases for bar hardening and tempering line, such as ã¸20-50 bar hardening and tempering line, ã¸30-60 bar hardening and tempering line, ã¸60-90 bar hardening and tempering line, ã¸45-115 bar hardening and tempering line

Bar hardening and tempering line features

1.Round bar diameter: ã¸10-300mm
2.Length: not limited
3.Power: 100-8000kw
4.Temperaturte control: closed loop temperature control system, which can adjust the temperature automatically.
5.Heating temperature:900-950 degree c.
6.Heating way: magnetic induction heating
7. Process: hardening & tempering

Bar hardening and tempering line advantages

(1) good stability
(2) energy conservation
(3) greens environmental protection
(4) advanced production technology
(5) strict quality control
(6) ex factory load test
(7) perfect sales service system 


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Products made by this machine is easy to install, used together with different colors can make it appear dye-in-the-wood individual character. Width of 75, 100, 150, 200, and 300 c-shaped keel can be assembled arbitrarily, and they are connected tightly.They can be fixed on the device which is specially used for keels, they can tear down individually.
Products made by this machine are suitable to use as building decorations, especially suitable to use in bedroom, kitchen, washroom, corridor and so on.

So far forever has already had many sucessful cases for thread bar heat treatment line, such as , ¸20-25 thread bar heat treatment line, , ¸20-38 thread bar heat treatment line, , ¸38-45 thread bar heat treatment line.

Thread bar heat treatment line features
1.Material suitable: s45c, scm44042crmo4, 16mncr5, 40cr4
2.Process: hardening, tempering , annealing, solution treatment
3.Control system:plc siemens control
4.Feeding way:automatic feeder
5.Used for heat treatment of bar, rod, pipe, tube, plate etc.

Thread bar heat treatmetn line advantages
1high reliability:adopt famous brand components of igbt power supply which reduce fault rate and make sure the equipment can run reliably.

2.Safe and reliable.There are reliable protection covers for the mechanical rotating parts, which is durable and very safe for operators. Automatic protections for water temperature, water pressure, phase shortage, overcurrent and undervoltage.

3.Easy installation & commission and simple operation.

4.Transmission mechanism frame has sufficient strength and rigidity for ease of installation of equipment

5.Feeding and discharging table is using high quality steel welded firmly, which can withstand a certain impact load.

So far forever has already had many sucessful cases for long bar heat treatment machine, such as ¸20 long bar heat treatment machine, ¸40 long bar heat treatment machine, ¸60 long bar heat treatment machine, ¸90 long bar heat treatment machine etc.

Long bar heat treatment machine features

1.Brand: forever
2.Power: 100-8000kw
3.Material: bar, pipe, rod, plate, tube
4.Heating temperature:900-950 degree c.
5.Heating way: magnetic induction heating
6.Process: quenching, tempering

Long bar heat treatment machine advantages

1. uniform heating: the angle between roller axis and bars axis is 18 ~ 21 °. The long bar is rotating by itself and go forward at the uniform rate for uniform heating. Rollers between furnace are 304 non-magnetic stainless steel and water-cooled.

2.Uniform cooling:to meet the requirements of different hardenability, spraying system adopts multi-level spray cooling and the pressure & flow in water spray ring at all levels is adjustable.The long bar will be placed in the middle of spray ring to ensure uniform pressure and flow.

3. closed-loop temperature control system: our engineer will set the process parameters in the system, and when the heating temperature is too high or too low, the system will adjust the temperature to the required temperature through adjusting power.

Main parts introduction

1.Germany siemens igbt module.
2.Electrolytic capacitor. ( filter capacitor )
3.Imported transistor integrated block.
4.All water pipe use thermostability, high pressure resistance best quality material.
5main card, signal circuit, drive circuit board, control circuit board and components are adopted.
6.International advanced all-solid-state semiconductor power devices.

Size:D15 D20 or as your customer request
Surface: black or galvanized
MOQ:5000pcs
Payment: TT or LC at sight
Packing: T bag
Length : cut as your per request

Cold rolled thread bar, dywidag tie rod, threaded tie rod, formwork accessory, self color, unless special request. Galvanized available;
Customized length available.

We, hebei longquan industry co., ltd. (formworkparts), are the manufacturer of formwork parts and scaffolding accessories from china. We mainly supply wing nuts, tie rod, water stop, hex. Nuts, bar couplers, rapid clamps, frame formwork clamps, jack base, u head jack, prop nuts, prop sleeves, and other scaffolding fittings.




In bundles

Half Automatic Flat T bar roll forming machine is the machine to make ceiling T bar by roll forming principle. Half automatic machine means that you need to punch the holes and ends of the flat T bar. Same as other T bar, flat t bar also has main T and cross T two types. Normally the T bar sizes 32x24x3600mm; 38x24x3600mm 38x35x3600mm; 32x15x3600mm etc.

Simple and brief introduction of half automatic T bar roll forming machine:
NO.ItemBrief introduction
1Frame tableMaterial: Carbon Steel, Thickness: 20mm, Polished, Anti-rusting processing
2RollerMaterial Cr12 Inner diameter 40mm, Min OD 90mm, Hardness HRC 55-56, Symmetry in the range of 0.05mm, 16 roller stations
3TransmissionChain Drive or Gear
4StitchFour Rollers real stitch can also be used for fake stitch.
5Side PlateThickness 30mm, Polish 6 sides, high precision boring
6Principal axis45# steel, tempering heat treatment, mill grinder precise making
7Electronic control systemPLC programmed, Touch Screen, full automatic controlling system.
8Stamping MouldsMaterial D2, Hardness HRC 58-60, Precise milled, precise making, easy to removable parts.
Advantages of Zhongtuo Half Automatic Flat T bar roll forming machine:
Full automatic production to make the T gird shape. For the finished ending making and punching hole, needs another punching machine.
Machine working speed is around 25meter per minutes and speed is adjustable.
Hydraulic punching for anti slip holes and the company logo if you need.
Hydraulic shearing and servo flying system.
The product punching die and cutting off blade, we use SKD11 as material, long time to use.
PLC control system, Human-Machine interface, portable and touch screen. The brand of PLC is Panasonic.

Hard Sealed Gate Valve
Flanged Hard Seal Gate Valve for Water Supply & Municipal Pipeline
in demanding pipeline systems. Our valves feature a hard metal-to-metal seal, ensuring excellent durability, wear resistance, and long service life, even under high-pressure, high-temperature, or abrasive conditions.
We offer a full range of Flanged Metal Seated Gate Valves suitable for municipal water supply, building pipelines, fire protection systems, and industrial applications. Every valve is produced in our ISO9001-certified factory in Hebei, China, combining advanced manufacturing equipment, strict quality control, and professional engineering support.

Key Features

 Metal-to-Metal Hard Seal: Provides exceptional sealing performance, reduces leakage risk, and extends service life.


Flanged Ends: Easy and secure installation with standard flanges, ideal for municipal pipelines and water supply systems.


 High Durability: Resistant to corrosion, abrasion, and extreme working conditions.


Wide Application: Suitable for water supply, municipal pipelines, fire protection, heating and cooling systems, and industrial projects.

Customizable Solutions: OEM/ODM support available, including custom dimensions, pressure ratings, and material selections.

Applications

 Flanged Hard Seal Gate Valve for Water Supply


Flanged Hard Seal Gate Valve for Municipal Pipeline


Building water supply and drainage


 Fire protection water systems


Heating and cooling circuits


 Industrial water treatment and wastewater systems


Product Standard
Chinese standard; German F4/F5 standard; British standard 5163

Technical Specification
Size range: DN50-DN600
Pressure class: PN10/PN16/PN25
Temperature range: 0-80

Main Material
Valve body: Ductile iron (epoxy coated)
Valve stem: Stainless steel (SS304)
Seal: EPDM + Brass

Why Choose Zhengjia Valve
At� Zhengjia Valve, we integrate R&D, manufacturing, and sales to deliver reliable valves for global clients. Our products are exported worldwide, and we provide technical support and custom solutions for your projects. Trust Zhengjia Valve for durable, high-performance� ductile Iron gate valves� that keep your pipeline systems safe and efficient.

Air Hose
STRUCTURE and PERFORMANCE
Application: For transmission of oxygen and ethyne gas.
Inner tube: Black NR&SBR synthetic rubber
Reinforcement: High tenacity fiber
Cover: synthetic rubber with Red/blue/green color. EPDM synthetic rubber can also be used as the inner layer Or outer cover.
Temperature Range: -20 C ~ +45Ã? C
EPDM HOSE:-20 C~+ 120 C

Suitable Material:
1. Suitable Shape: round bar,pipe, square tube, bar. H-beam,Hollow pipe
2. Suitable material: steel, stainless steel, aluminum, copper, brass et..

Good Quality Band Sawing Machine Metal Pipe Round Cutting Machine from China
Suitable Material:
1. Suitable Shape: round bar,pipe, square tube, bar. H-beam,Hollow pipe
2. Suitable material: steel, stainless steel, aluminum, copper, brass et..