DADA STEEL

Why Choose Us

All what You Need To Know About Us

DADA STEEL Co., Ltd. is a company specialized in mild steel plate,shipbuilding steel plate,Boiler steel,Weathering steel plateThe supply capacity per year is about 8,900,000 tons steel plate/coil according to EN10025,EN10028,ASTM A36,ASTM A131, JIS G3101,JIS G3106...

  • Gas cylinder steel plate

    Gas cylinder steel plate

    Gas cylinder steel plate is used in welded gas cylinder and related products. supplies gas cylinder steel with better anti-stress capability. Popular......

    More
  • Shipbuilding steel plate

    Shipbuilding steel plate

    shipbuilding steel plate suppliers,we supply A,B,D,E,AH32,DH32,EH32,FH32,AH36,DH36,EH36,FH36,AH40,DH40,EH40,FH40 with ABS,DNV,GL ....

    More
  • Boiler pressure vessel steel

    Boiler pressure vessel steel

    Boiler and pressure vessel grade steel comes in a variety of grades and thicknesses, and are designed to withstand the immense internal ......

    More
  • Alloy steel Plate

    Alloy steel Plate...

    Alloy steel is steel that is alloyed with a variety of elements in total amounts between 1.0% and 50% by weight to improve its mechanical properties. ...

    More
  • Q345B steel plate

    Q345B steel plate

    Steel grade Q345B is the most common used as high strength low alloy structural steel in industry area. ...

    More
  • Q235B steel plate

    Q235B steel plate

    Q235 steel is Chinese structural steel, Q235A Q235B Q235C Q235D material density: 7.85 g/cm3, properties, specification, composition .. ..

    More

Quick Message

Fill in this form or click the service online, all questions will be answered.

welded pipe hfw steel pipe erw

  • Differences between ERW Steel Pipe and HFW Steel Pipe

    The differences between ERW and HFW steel pipe, is EFW is a type of ERW process for ordinary and thin wall thickness steel pipes. ERW pipeElectric Resistance Welded Pipe HFW pipeHigh Frequency Welding pipe. What is ERW steel pipe? ERW steel pipe is manufactured through low or high frequency resistances Electric Resistance.Read More

  • Differences Between ERW Steel Pipe and HFW Steel Pipe

    ERW steel pipe manufacturing process includes HFW. ERW have low, medium, high frequency welding processes, and HFW is specially for high frequency electric resistance welding. The differences between ERW and HFW steel pipe, is EFW is a type of ERW process for Read More

  • Welded Pipe Manufacturing Methods SAW, ERW, EFW &

    Oct 14, 2016 · In this video, you will learn about Welded Pipe Manufacturing Process such as SAW, ERW, EFW & HFW.. Welded Pipes are manufactured from Plate or from continues Coil or strips. To manufactured welded pipe, first, Plate or coil is rolled in the circular section with the help of plate bending machine or by a roller in the case of continues process.Read More

  • What is the difference between HFW and ERW? Prime Steel

    High productivity welding speeds of up to 30m/min. Mainly used for longitudinal seam or spiral seam welded pipe manufacturing. Electrical resistance weld (ERW) is the combination of applying pressure to the workpiece through the electrode, a method using welding current through a resistor in thermal contact with the joint surface and the Read More

  • Electric Resistance Welded Pipe, ERW Steel Pipes, Electric

    Electric Resistance Welded Pipe. ERW (Electrical Resistance Welding) pipes are manufactured by cold forming of steel coil into a round cylindrical shape are used in various engineering purposes. ERW steel pipe is formed by rolling plate and welding the seam.Read More

  • What is a HFW steel pipe? ugsteelmill

    The high frequency welding (HFW) is mainly used in ordinary or thin wall steel pipe. It includes contact welding and induction welding. Direct current welding is generally used for small caliber steel tubes. In general, HFW is one of ERW production methods, it adopts the high frequency welding process. So, ERW steel pipe includes HFW steel pipe.Read More

  • Weld Steel Pipe (ERW/HFW) big diameter steel pipe,steel

    Weld Steel Pipe ERW HFW. Casing Steel Pipe. Product DescriptionAPI 5L Oil Casing, ERW Casing, Longitudinal Seam welded Pipe, High Frequency Welded Pipe, Water Well Tube Size Range Size Code Weight Code Outside Diameter Read More

  • Differences Between SAW and ERW Pipe Winsteel Group

    What Are the Differences Between SAW and ERW Pipe? There are many kinds of pipes in the carbon steel pipe. You will see the weld steel pipe and seamless steel pipe. And in the welded steel pipe, you will find different methods of forming processes, such as erw, LSAW, SSAW. So first, lets see what the differences between saw pipes and erw Read More

  • API 5L Welded (ERW, LSAW, SSAW) Steel Line Pipe

    Octal supply API 5L welded (ERW, EFW, LSAW, SSAW) steel line pipe in Gr B, X42, X46, X52, X56, X60, X65, X70, X80 PSL1, PSL2 and for sour service (NACE pipe).Line pipe brief introduction. API 5L steel line pipe is for oil and gas industries pipelines, developed for different working environments.Read More

  • ERW Steel Pipe PETROL STEEL

    The Main Steel Grades of welded steel pipes in our pipe millBS1387 welded tubes, S235 S235JR welded pipes, S275 S275JR welded ERW pipe, S355JRH S355J2H welded tube ERW, St44 ST52 welding pipes ASTM A53 Gr.B HFI pipes EFW pipes API 5L Gr.B, X42, X46, X52, X56, X60, X65 X70 HFW pipes L245, L290, L320, L360, L290, L320, L360, L390, L415, L450 Read More

  • ERW Steel Pipe, Electric Resistance Welded Steel Pipe,

    ERW Steel Pipe, EFW Steel Pipe, Electric Resistance Welded Steel Pipe, High Frequency Welding Steel Pipe and Other Pipe Fittings. Abundant Inventory + Competitive Pric e. Top quality Hydralic Test, X ray, Offer line UT, Eddy Current Inspection, etc, 3rd party inspection to test. Fast delivery Many sets of advanced production equipment to produce, as well as perfect logistics system.Read More

  • Electric Resistance/ Fusion Welded (ERW and EFW)

    ERW pipe manufacturing process includes HFW. ERW have low, medium, high frequency welding processes, and HFW is especially for high frequency electric resistance welding. The differences between ERW and HFW steel pipe, is EFW is a type of ERW process for ordinary and thin wall thickness steel Read More

  • ERW Structural Pipe,HFW Structural Pipe Bestar Steel Co

    ERW/HFW structural pipe. Usesfor kinds of structural component,parts,fluid transmiting pipe and other construction. SizeOuter Diameter21.3mm 610mm (1/2" 24") Wall Thickness1mm 22mm Length0.5mtr 20mtr Endsquare ends (straight cut, saw cut, and torch cut). or beveled for welding, beveled, Surface:Lightly oiled, Hot dip galvanized, Electro galvanized, Black, Bare, Varnish coating/Anti Read More

  • Difference Between HFW Steel Pipe and ERW Steel Pipe

    Date2020 04 07 keywordserw steel pipe,hfw steel pipe The changes in the names of ERW and HFW change with the development of technology and the update of standards. First of all, the equipment for high frequency resistance welding steel pipes is produced in Germany, and the earliest domestic production lines are in Baoji and Jinxiculudao.Read More

  • HFW Pipe API 5L HYSP Steel Pipe Supplier

    HFW Pipe API 5L. HFW pipe refers to EW pipe produced with a welding current frequency equal to or greater than 70 kHz. ERW Pipe VS HFW pipe. ERW pipe refers to electric resistance welding pipe. Its one kind of welded pipe without flux.ERW pipe is manufactured from the longitudinal welding of steel.Read More

  • nipponsteel Pipes HF ERW & Tubes

    NIPPON STEELs ERW pipe mills produce pipe with outside diameters from 4 1/2 inches (114.3 mm) to 24 inches (609.6 mm). The equipment to produce such pipes re ects NIPPON STEELs intent to meet the great demand for larger and heavier steel pipe. Wall Thickness To produce pipe with wall thickness up to 0.866 inchesRead More

  • EFW pipe vs ERW pipe Sunny Steel

    EFW pipe vs ERW pipe. Electric Fusion Welding (EFW steel pipe) refers to an electron beam welding, the use of high speed movement of the electron beam directed impact kinetic energy is converted to heat the workpiece so that the workpiece leaving the melt, the formation of the weld.. It is mainly used for welding dissimilar steel welding sheet or which high power density, metal weldment can Read More

  • ERW Steel Pipe & ERW Casing Welded Steel Pipe,

    ERW (Electric Resistance Welded ) Steel Pipe, ERW Casing, ERW Carbon Steel Pipe, MS ERW Pipe, GI ERW Pipe SizesOD21.3 660mm WT1.0 20mm Standardfor erw pipe. ASTM A53 B, A106, ASTM A178, ASTM A252. API 5L X42/46/52/56/60/70. ASTM A500, ASTM A513 EN 10204/10217 S235JR,S275JR, S355,S355JR,S355J2H for efw pipeRead More

  • ERW Steel Pipe HFW Steel Pipe Hunapipe

    HFW welded steel pipes are widely preferred in Oil, Natural Gas, Water and other liquids transportation and distribution lines, heating, cooling, ventilation piping and steel structures for construction and other general purposes by means of precise production tolerances and high capacity manufacturing method. Pipe Read More

  • What is a Welded Steel Pipe? About Welded or ERW Steel

    However, the product is still often referred to as ERW pipe, even though the weld may have been produced by the HFI / HFW (High Frequency Welded Pipe) process. Welded Pipes are manufactured from Plate or continues Coil or strips. To manufacture welded pipe, first plate or coil is rolled in the circular section with the help of plate bending Read More

  • ERW Transmission Pipe, HFW Transmission Pipe

    ERW/HFW Transmission Pipe ERW/HFW Transmission PipestandardAPI 5CT,API 5L, ISO 3183, EN 10217 1, Transmission PipeUse For conveying gas, water and oil Read More

  • ERW Steel Pipe, LSAW Steel Pipe, SSAW Steel Pipe, Hunan

    ERW Steel Pipe & ERW Casing. ERW Pipe (Electric Resistance Welded),HFW(High Frequency Welding)ASTM 5L, ASTM A53, ASTM A178, ASTM A500/501, ASTM A691, ASTM A252, ASTM A672, EN 10217. Click More. LSAW Steel PipeRead More

  • API 5CT Casing Pipe

    Casing Steel Pipe. Product categories:Weld Steel Pipe (ERW/HFW) Product display:API 5CT Casing Pipe,API 5L Oil Casing,ERW Casing,Longitudinal Seam welded Pipe,High Frequency Welded Pipe,Water Well Tube Product description:API 5L Oil Casing, ERW Casing, Longitudinal Seam welded Pipe, High Frequency Welded Pipe, Water Well Casing, Casing PipeRead More

  • ERW HFW(HIGH FREQUENCY WELDED Steel Pipe

    Sep 12, 2014 · HYSP Steel Pipe supply you ERW Steel Tubing 12inch ASTM A53 B SCH40 or API 5L ERW steel pipes for your gas and oil line pipe or water pipes application. API 5L B ERW Steel Tube OD 426MM HYSP makes API 5L B ERW Steel Tube OD 426mm x 9.53mm WT DRL for your applications like gas and oil line pipe. we can customize size and steel grade per request.Read More

Quick Message

Fill in this form or click the service online, all questions will be answered.

Quick Message

Fill in this form or click the service online, all questions will be answered.