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ZOZEN has built six fully automatic lines for the production of convection pipe, coil pipe, threaded pipe, membrane wall, serpentine tube and header. The parts so produced have consistent dimensions that enable easy assembly and ten years’ extension of a boiler’s life.


1. Convection pipe production line: high precision of ±0.5MM.
2. Coil pipe production line: three pieces of pipes can be coiled at the same time. 114mm diameter pipes are coiled into 4.5 meters coil.
3. Threaded smoke pipe production line: tread depth is accurately measured by infrared radiation to ensure tread depth is proper.
4. Membrane wall production line: MPM automatic welding machine with 12 heads, 1600MM panel bending machine.
5. Serpentine tube production line: 150 meters pipe can be made into economizer or super heater in one time without manual seam.
6. Header production line: by medium frequency electric heating, mechanical flow forming closing and NC drilling.

Our Lastest Boiler Type

Seven Hold Points

Seven hold points are set and each one is supervised by a responsible inspector. Any work that fails to pass the inspection cannot proceed until the inspector is able to verify its quality.

1,Incoming materials are inspected again upon entry into the plant.

2,Material markings will be transferred to all cut pieces to ensure identification and traceability.

3,Test pieces are used to ensure a higher success rate in welding.

Unique structural design

National Precision Bearing offers stainless steel for applications that require corrosion resistance.We have world class manufacuring facilities using latest technology, machines and equipments.

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JEANNEAU SUN ODYSSEY 49 DS OWNER'S MANUA

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In the kitchen, the patio, the living room, the swimming pool or the bathroom, natural gas can make each of your living spaces more comfortable.

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Notes on the State of Virginia by Thomas Jefferson

Notes on the State of Virginia by Thomas Jefferson 1781-1782 - Part 2. Notes on the State of Virginia is Thomas Jefferson's only published book. He wrote it in 1781, with updates in 1782, in response to questions asked him by Francois Barbe-Marbois, the Secretary of the French Legation to America at the time.This page is part 2 of Notes on the State of Virginia.

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Diese Liste von Pkw-Marken listet Marken auf, unter denen Automobilhersteller Personenkraftwagen vertreiben oder vertrieben haben. Hersteller von Nutzfahrzeugen werden in der Liste von Nutzfahrzeugherstellern gelistet.

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Almighty Janitor - TV Trop

Some works of fiction live and die on rankings. The characters have their own power hierarchy, but usually you'll find that each character's power level is consistent with their rank.. Then there's the Almighty Janitor.

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Backtrack 2000 Volume 14 - Steamind

Backtrack magazine:illustrated journal about railway and locomotive history

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British Medals - jbma.

Germany, Prussia, Iron Cross 1813, 2nd Class, Rare “stepped iron center” first issue. King Friedrich Wilhelm III instituted the Iron Cross on 10 March 1813 as an award for bravery, available to all ranks, both combatant and non-combatant.

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Railway Archive [Volume 4] Nos. 32-43 - Steamind

Fly shunted 48 Watchet Harbour c1930 with LMS wagon loaded with esparto grass? being shunted by horse and SS Bodil. John Alsop. Invicta at Canterbury. 49-54. David Lionel Salomons, a Director of the South Eastern ; Chatham Railway arranged for Invicta to be presented to the City of Canterbury in 1906. It was accepted by the Mayor F. Bennett-Golney.

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British Medals - jbma.

Germany, Prussia, Iron Cross 1813, 2nd Class, Rare “stepped iron center” first issue. King Friedrich Wilhelm III instituted the Iron Cross on 10 March 1813 as an award for bravery, available to all ranks, both combatant and non-combatant.

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Liste von Pkw-Marken – Wikiped

Diese Liste von Pkw-Marken listet Marken auf, unter denen Automobilhersteller Personenkraftwagen vertreiben oder vertrieben haben. Hersteller von Nutzfahrzeugen werden in der Liste von Nutzfahrzeugherstellern gelistet.

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Caravan ; Motorhome Technical Questio

This Remis Spring Mechanism designed to fit a 20 mm roller tube. I need a spring mechanism to fit a 10 mm roller tube. The roller in question is out of a Hobby caravan, and is a smaller kitchen window.

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eGRID. The Emissions ; Generation Resource Integrated Database (eGRID) is a comprehensive source of data on the environmental characteristics of almost all electrical power in the United States.

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Backtrack 2000 Volume 14 - Steamind

Backtrack magazine:illustrated journal about railway and locomotive history

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Members Search Results; Categories: Business Type: Specification: Company Name: D M S I D : Spices ; Herbs Property Consultants, Brokers ; Developers Motor Vehicles ; Bodies

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Backtrack 2000 Volume 14 - Steamind

Backtrack magazine:illustrated journal about railway and locomotive history

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History of Technology - Electropaedia, Energ

Heroes and Villains - A little light reading. Here you will find a brief history of technology. Initially inspired by the development of batteries, it covers technology in general and includes some interesting little known, or long forgotten, facts as well as a few myths about the development of technology, the science behind it, the context in which it occurred and the deeds of the many

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Port Manteaux churns out silly new words when you feed it an idea or two. Enter a word (or two) above and you'll get back a bunch of portmanteaux created by jamming together words that are conceptually related to your inputs.. For example, enter ;giraffe; and you'll get back words like ;gazellephant; and ;gorilldebeest;.

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Liste von Pkw-Marken – Wikiped

Diese Liste von Pkw-Marken listet Marken auf, unter denen Automobilhersteller Personenkraftwagen vertreiben oder vertrieben haben. Hersteller von Nutzfahrzeugen werden in der Liste von Nutzfahrzeugherstellern gelistet.

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Almighty Janitor - TV Trop

Some works of fiction live and die on rankings. The characters have their own power hierarchy, but usually you'll find that each character's power level is consistent with their rank.. Then there's the Almighty Janitor.

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