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  • Auto Duct Production Line, Auto Line Air Duct Machines

    Cnc air duct production line is a duct making line with the highest automation and highest efficiency in rectangular air duct production line machines. The air duct production line machine made by BLKMA company can help customers to finish all needed process from cutting sheet metal to forming the whole duct under the control of auto CNC system.

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  • Automatic Duct Manufacture Line - Locfome

    Automatic Duct Manufacture Line. Duct manufacture auto line is designed for medium to large volume workshops and is used to work with the coiled metal with weighting up to 6 tons, thickness up to 1,2 mm and minimum duct size 180x180 mm . Full auto duct line …

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  • Auto Duct Production Line 3 - BLKMA

    Cnc air duct production line is a duct making line with the highest automation and highest efficiency in rectangular air duct production line machines. The air duct production line machine made by BLKMA company can help customers to finish all needed process from cutting sheet metal to forming the whole duct under the control of auto CNC system.

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  • auto duct production line 5, auto duct production line 5 ...

    Alibaba.com offers 956 auto duct production line 5 products. A wide variety of auto duct production line 5 options are available to you, such as local service location, key selling points, and application.

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  • duct fabrication, duct fabrication Suppliers and ...

    You can also choose from metal, stainless steel duct fabrication, as well as from automatic, easy to operate, and long service life duct fabrication, and whether duct fabrication is micro machining. There are 1,017 suppliers who sells duct fabrication on Alibaba.com, mainly located in Asia.

    Get Price
  • Round Duct Making Machine - BLKMA: Auto Duct

    Round duct processing machine consists of four types, including electric rolling machine, round duct lock forming machine, round duct lock seaming machine and round duct grooving machine. All these machines can make a complete round air duct. The round duct processing machine made by BLKMA company is very suitable for making small round duct ...

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  • Duct Fabrication Specifications Duct Construction

    2019-2-22u2002·u2002notes: 1. tdc duct constructed per smacna standards-first edition 1995 2. duct fabricated using pittsburg seams. 3. all duct stiffened by machine formed beads spaced at 12' o.c. 4. duct work to be sealed per smacna hvac table 1-2 5. tdc cnt-jnt-condu-loc @ …

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  • 2. Design of Welded Connections - American Welding

    2017-6-27u2002·u2002required for the welding process and position of welding to be used. 2.2.4 Groove Welds. Detail drawings shall clearly indi-cate by welding symbols or sketches the details of groove welded joints and the preparation of material re-quired to make them. Both width and thickness of steel backing shall be detailed. 2.2.4.1 Symbols.

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  • Auto Duct Production Line, Auto Line Air Duct Machines

    Cnc air duct production line is a duct making line with the highest automation and highest efficiency in rectangular air duct production line machines. The air duct production line machine made by BLKMA company can help customers to finish all needed process from cutting sheet metal to forming the whole duct under the control of auto CNC system.

    Get Price
  • Automatic Duct Manufacture Line - Locfome

    Automatic Duct Manufacture Line. Duct manufacture auto line is designed for medium to large volume workshops and is used to work with the coiled metal with weighting up to 6 tons, thickness up to 1,2 mm and minimum duct size 180x180 mm . Full auto duct line provides high efficiency for …

    Get Price
  • Auto Duct Production Line 3 - BLKMA

    Cnc air duct production line is a duct making line with the highest automation and highest efficiency in rectangular air duct production line machines. The air duct production line machine made by BLKMA company can help customers to finish all needed process from cutting sheet metal to forming the whole duct under the control of auto CNC system.

    Get Price
  • auto duct production line 5, auto duct production line 5 ...

    Alibaba.com offers 956 auto duct production line 5 products. A wide variety of auto duct production line 5 options are available to you, such as local service location, key selling points, and application.

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  • duct fabrication, duct fabrication Suppliers and ...

    You can also choose from metal, stainless steel duct fabrication, as well as from automatic, easy to operate, and long service life duct fabrication, and whether duct fabrication is micro machining. There are 1,017 suppliers who sells duct fabrication on Alibaba.com, mainly located in Asia.

    Get Price
  • Round Duct Making Machine - BLKMA: Auto Duct

    Round duct processing machine consists of four types, including electric rolling machine, round duct lock forming machine, round duct lock seaming machine and round duct grooving machine. All these machines can make a complete round air duct. The round duct processing machine made by BLKMA company is very suitable for making small round duct ...

    Get Price
  • Duct Fabrication Specifications Duct Construction

    2019-2-22u2002·u2002notes: 1. tdc duct constructed per smacna standards-first edition 1995 2. duct fabricated using pittsburg seams. 3. all duct stiffened by machine formed beads spaced at 12' o.c. 4. duct work to be sealed per smacna hvac table 1-2 5. tdc cnt-jnt-condu-loc @ …

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  • 11 Steps for Making Metal Air Duct: Ductwork Installation ...

    The rivet should be made of the same material as the air duct or without electrochemical corrosion. (7) Quality acceptance of flange production: The welding seam of the air duct flange should be well fused and full without false welding and holes. The allowable deviation of flange flatness is 2mm.

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  • 2. Design of Welded Connections - American Welding

    2017-6-27u2002·u2002required for the welding process and position of welding to be used. 2.2.4 Groove Welds. Detail drawings shall clearly indi-cate by welding symbols or sketches the details of groove welded joints and the preparation of material re-quired to make them. Both width and thickness of steel backing shall be detailed. 2.2.4.1 Symbols.

    Get Price
  • Sheetmetal Fabrication

    Fowler Heating & Cooling has a large fabrication shop with a wide range of capabilities in shearing, bending, rolling and punching. We have a welding shop with the capabilities of welding steel, stainless, and aluminum. Our computer operated plasma table has the capability of cutting a large ...

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  • GZHCH: Auto Duct Production Line, Square & Spiral &

    GZHCH machinery, one of the largest and the most comprehensive kinds of HVAC machinery in China since 1986. Specialized in HVAC ducting machinery, Spiral Tube Former, Auto Duct Production Line Machine, Lockformer Machine with Professional Service.

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  • HVAC Duct Equipment Suppliers,Rectangular Duct

    HVAC duct fabrication machineⅢ. HVAC duct fabrication machine Ⅲ features in high auomation,high efficiency and saving materials,which is very suitable for mass production of square ducts. Autoline - III consists of a metal feeding frame, leveling and grooving equipment, hydraulic punching square notch equipment, hydraulic cutter and folder.

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  • Laser Welding at US Duct – Why?

    2018-3-27u2002·u2002The laser weld will give us a rounder duct making the adjustable sleeve fit tighter, but actually the old 'fit' was pretty good. The weld will be continuous to the end of the duct meaning that the notch in the rolled lip will disappear, but then that was never really a critical factor. We will get a cleaner weld for our US Tubing product line.

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  • Rectangular Duct for HVAC Duct Systems

    2020-9-15u2002·u2002Rectangular Duct. Rectangular duct is the most common form used for HVAC. Spiral Pipe of Texas has a fully capable shop for fabricating all of your rectangular duct needs, in addition to our core products of round and flat oval ducts. Our 5-foot coil line efficiently makes standard lengths of unlined and lined product to SMACNA standards, and ...

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  • SABA INTERNATIONAL COMPANY

    2014-10-14u2002·u2002Saba Duct Fabrication Factory Saba Duct Fabrication Factory is well equipped with various ranges of latest automation machines especially for HVAC duct works fabrication. Our latest machineries helps us to facilitate our customers with high standard HVAC ducting products with exceptionally low leakage and extremely efficient.

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  • tdc duct flange making machine, tdc duct flange making ...

    tdc duct flange making machine, Wholesale Various High Quality tdc duct flange making machine Products from Global Sodium Tripolyphosphate Suppliers and tdc duct flange making machine Factory,Importer,Exporter at Okchem.com.

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  • Galvanized Ducting, Galvanised Ductwork Manufacturer

    Biyang Galvanized Duct, also named Galvanised Ducting or Galvanized Steel Duct, is made out of steel sheet and is an important category in the metal ducting sector. With pre-galvanizing, it is corrosion resistant and can be used in dry and also humid environments, such …

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  • How Hennemuth Metal Fabricators Refined its Spiral ...

    2021-3-5u2002·u2002Hennemuth Metal Fabricators (HMF) is a family owned, full-service duct manufacturer specializing in spiral and rectangular ductwork for commercial and residential HVAC contractors in Pittsburgh and the surrounding tri-state area. Located in Oakdale, Pennsylvania, HMF has a 60,000 square-foot semi-automated facility where they make their own spiral duct and fittings.

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  • (PDF) Procedure for Fabrication & Erection

    Any fabrication defect observed should be brought to notice of client 4.2 All steel structure shall be stored above ground on suitable packing to avoid direct contact to soil 4.3 It shall be stored in the order as required for erection, with erection marks visible. 4.4 No dragging of steel shall be permitted f Doc.

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  • FABRICATION OF EDGES, JOINTS, SEAMS, AND NOTCHES

    In general, the heavier the metal, the wider the hem is made. The allowance for the hem is equal to its width (W in fig. 2-54). Figure 2-53.-Traingular development of a transition piece. The DOUBLE-HEM EDGE (fig. 2-55) is used when added strength is needed and when a …

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  • Galvanized Ductwork

    Bolts are used to 'pull' the flanges together. Flanges and the duct are available in all sizes — 3' and up, in black iron, galvanized or SS. The duct fabrication and welding are based upon the customer's need and request. There are several options for affixing the flange to the duct. More on Flanged Duct

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  • Welding and Fabrication - Copper

    2021-8-12u2002·u2002The weld joint in the steel backing is then made with the 65% nickel-copper followed by the steel filler runs. If the preparation is made from the cladding side, the joint is partially filled with steel weld metal and then completed with the combination of the 65% nickel-copper filler and then 70-30 Cu-Ni filler.

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  • IMC Fabrication Shop - Plumbing, Piping, Sheet Metal ...

    IMC Fabrication creates carbon steel and stainless steel pipes as well as welded and grooved pipe spools. We employ a team of 6 to 10 fabrication welders, and our shop is housed in a 2-bay, 24,000 SF facility with 3, 2-ton crane rail systems and 3.5 ton jib cranes. Roller beds are strategically placed for material and product handling.

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  • Used Welty Way - Lockformer. Coil Line for Duct Work

    Lock In Your Federal Government Tax Break Get This HVAC Full Production Line Making you HVAC Duct Production Line. Model SM-Auto Pro CAL-6-1.2-1600- Compact Series. 9 Function Heavy Duty Twin Decoiler, Straightener, Beading, Notching, Punching, Shearing, Pittsburgh, Duplex TDF Folding Description The world s newest designed duct manufacture auto line is now available by …

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  • WELDING OF STAINLESS STEELS AND OTHER JOINING

    In the fabrication of stainless steel products, components, or equipment, manufacturers employ welding as the principal joining method. Stainless steels are weldable materials, and a welded joint can provide optimum corrosion resistance, strength, and fabrication econom y. However, designers should

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  • Most Common Metal Fabrication Processes & Applications ...

    2017-4-24u2002·u2002Welding. Along with cutting, welding is one of the most popular metal fabrication processes among crafts enthusiasts. The process of welding involves the joining of two separate metal parts. The parts used in a welding application could be sheets, panels, bars or shapes — as long as the parts are made of metal, it really doesn't matter.

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  • Method Statement for Fabrication & Installation of Tensile ...

    This method statement covers the detailed procedure to be followed for fabrication and installation of steel structure and fabric components of the tensile fabric shades that includes: Shades over Outdoor Playgrounds Shades over Swimming Pool Car Park Shades Fabric Roof over Cafeteria This procedure shall be read in conjunction with project specification wherever applicable.

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  • The 15 Best Welding Tools for Beginners Reviewed and ...

    A portable bandsaw is a perfect tool for quickly cutting metal pieces in uniform lengths. The Porter-Cable PCE700 is an excellent option for beginners with its powerful 15 Amp, 3,800 RPM motor, and quick-release material clamp. This Portaband saw features a heavy-duty …

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  • Basic Welding Positions

    Basic Welding Positions! The four basic welding positions are: flat, horizontal, vertical, and overhead. The most common type of weld you will do is a Fillet weld and a Groove weld, and you can accomplish these welds in all four positions. But you also do surface welds in all four positions as well, thought you will not do this type of weld ...

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  • Miter Bend Calculations For Fabrication Purpose - Make ...

    2021-4-18u2002·u2002The field engineer or the fabrication supervisor is responsible for the perfect delivery of the joints made for the installation of the miter bend. In this article, We will learn detailed calculation procedures for finding out the required dimensions, miter offset, angles of cut, and weight of the pipe required for miter bend.

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  • Auto Duct Production Line, Auto Line Air Duct Machines

    Cnc air duct production line is a duct making line with the highest automation and highest efficiency in rectangular air duct production line machines. The air duct production line machine made by BLKMA company can help customers to finish all needed process from cutting sheet metal to forming the whole duct under the control of auto CNC system.

    Get Price
  • Automatic Duct Manufacture Line - Locfome

    Automatic Duct Manufacture Line. Duct manufacture auto line is designed for medium to large volume workshops and is used to work with the coiled metal with weighting up to 6 tons, thickness up to 1,2 mm and minimum duct size 180x180 mm . Full auto duct line provides high efficiency for straights air-ducts production.

    Get Price
  • Auto Duct Production Line 3 - BLKMA

    Cnc air duct production line is a duct making line with the highest automation and highest efficiency in rectangular air duct production line machines. The air duct production line machine made by BLKMA company can help customers to finish all needed process from cutting sheet metal to forming the whole duct under the control of auto CNC system.

    Get Price
  • auto duct production line 5, auto duct production line 5 ...

    Alibaba.com offers 956 auto duct production line 5 products. A wide variety of auto duct production line 5 options are available to you, such as local service location, key …

    Get Price
  • duct fabrication, duct fabrication Suppliers and ...

    You can also choose from metal, stainless steel duct fabrication, as well as from automatic, easy to operate, and long service life duct fabrication, and whether duct fabrication is micro machining. There are 1,017 suppliers who sells duct fabrication on Alibaba.com, mainly located in Asia.

    Get Price
  • Round Duct Making Machine - BLKMA: Auto Duct

    Round duct processing machine consists of four types, including electric rolling machine, round duct lock forming machine, round duct lock seaming machine and round duct grooving machine. All these machines can make a complete round air duct. The round duct processing machine made by BLKMA company is very suitable for making small round duct ...

    Get Price
  • Duct Fabrication Specifications Duct Construction

    2019-2-22u2002·u2002notes: 1. tdc duct constructed per smacna standards-first edition 1995 2. duct fabricated using pittsburg seams. 3. all duct stiffened by machine formed beads spaced at 12' o.c. 4. duct work to be sealed per smacna hvac table 1-2 5. tdc cnt-jnt-condu-loc @ tdc connector center of duct & @ tdc connector

    Get Price
  • 11 Steps for Making Metal Air Duct: Ductwork Installation ...

    The rivet should be made of the same material as the air duct or without electrochemical corrosion. (7) Quality acceptance of flange production: The welding seam of the air duct flange should be well fused and full without false welding and holes. The allowable deviation of flange flatness is 2mm.

    Get Price
  • 2. Design of Welded Connections - American Welding

    2017-6-27u2002·u2002required for the welding process and position of welding to be used. 2.2.4 Groove Welds. Detail drawings shall clearly indi-cate by welding symbols or sketches the details of groove welded joints and the preparation of material re-quired to make them. Both width and thickness of steel backing shall be detailed. 2.2.4.1 Symbols.

    Get Price
  • Sheetmetal Fabrication

    Fowler Heating & Cooling has a large fabrication shop with a wide range of capabilities in shearing, bending, rolling and punching. We have a welding shop with the capabilities of welding steel, stainless, and aluminum. Our computer operated plasma table has …

    Get Price
  • HVAC Auto Duct Production Line, Duct Machines

    With 20 years' machinery manufacture experience in auto duct line, we obtain reputation and precious improvement advice to meet the world's verifying technology. Find the whole duct production line solution for HVAC duct fabrication at Comifo - Expert Duct …

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  • Videos – Fowler Fabrication and Welding

    Automated Duct Fabrication Line. Fowler fabricates duct work not only for our own jobs but for other HVAC companies and individuals. We are often able to turn around duct work for others same day and cheaper than most can in their own shops as our line is capable of making 200 ft of duct per hour!

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  • auto duct line, HVAC Duct ... - blkma.en.alibaba.com

    BLKMA brand is a professional company for auto duct production line, Rectangular duct making machine, spiral duct forming machine, round duct making machine. BLKMA specializes in the development and production of duct machines. The company has won the trust of global use with its strong R&D and manufacturing capabilities.

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  • Steel Stack Fabrication - Swanton Welding

    It will encase and support a glass melting furnace for the engineered reinforcements industry. Swanton Welding supplied materials such as tie rods, platform steel, stairs, and ladders for the 20 ft tool glass melting furnace. Fabrication, blasting, and painting were customized to […]

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  • TDF flange forming machine - Auto duct line, TDF flange ...

    So it is all suitable to proceed ductworks with small, medium or large-scale industrial duct manufacturers. As a flexible machine, TDF flange former can be used together with auto duct lines, Pittsburgh lock forming machine, notching machine and folding machine. (PS.: Small knowledge of the two flange systems in the world.

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  • How is Spiral Duct Made? %%page%%

    2016-3-18u2002·u2002The Spiral Duct Fabrication Process. Once a customer receives the slit coil it is placed on an uncoiler and sent through a rough leveler to flatten the material. It is then sent through an edge trimmer and formed. The forming process sends the strip through an inner and outer welding stage that moves it in a circular motion to form a spiral.

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  • Used Welty Way - Lockformer. Coil Line for Duct Work

    Lock In Your Federal Government Tax Break Get This HVAC Full Production Line Making you HVAC Duct Production Line. Model SM-Auto Pro CAL-6-1.2-1600- Compact Series. 9 Function Heavy Duty Twin Decoiler, Straightener, Beading, Notching, Punching, Shearing, Pittsburgh, Duplex TDF Folding Description The world s newest designed duct manufacture auto line is now available by STEELMASTER - Auto Line ...

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  • Sheet Metal and Fabrication Machines

    Duct Fabrication Machinery Accurately produced sheet metal duct is crucial for HVAC (Heating, Ventilation and Air Conditioning) systems to work as intended. Manufacturing duct, although largely standardised components is one of the most challenging fields in the sheet metal industry.

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  • Exploring the welded tube making process: The basics for ...

    2001-5-30u2002·u2002Four different welding processes are typically used for making tube. Since there is no filler metal in these welds, the welds are at least as strong as the parent metals. High Frequency (HF) Welding. Today, most mild steel and aluminum tube is welded with HF welders, which are also suitable for 400 series stainless and even 300 series if the ...

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  • (PDF) Risk Assessment for a Small Engineering (Welding ...

    A QUALITATIVE STUDY OF THE HAZARDS ASSOCIATED WITH A SMALL ENGINEERING (WELDING) WORKSHOP AND THEIR CONTROL MEASURES by Kurina Baksh Risk Assessment Presented to the Faculty of Science and Technology At the University of the West Indies In Partial Fulfillments of Requirements For Advanced Occupational Health and Safety St. Augustine, Trinidad …

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