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ERW Welded Pipes

Listing ID #214963

  • Supply Type Manufacturer, Supplier
Preferred Buyer From : All over the world

We are reckoned as the prime Manufacturer, Exporter, and Supplier of the efficient ERW Welded Pipes in India. Duly tested for their strength and other such factors, our ERW Welded Pipes are popular....
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Company Information

  • Member Since 16 Years
  • Nature of Business Retailer
  • Year of Establishment 1978

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Product Details no_img_icon

We are reckoned as the prime Manufacturer, Exporter, and Supplier of the efficient ERW Welded Pipes in India. Duly tested for their strength and other such factors, our ERW Welded Pipes are popular for their performance in the worldwide markets. The range of ERW Welded Pipes is available at affordable prices with us. Size Range :
  • From 3†diameter to 10†diameter
Conforms To
  • API-5L
  • PSL-1
  • PSL-2
Grades
  • A
  • B
  • X-42
  • X-46
  • X-52
Applications
  • Air, steam, oil & gas transmission
  • Structural purposes
  • Idlers / conveyors
  • Automotive purposes
  • Scaffolds
  • Water wells (casing pipes)
  • Water, gas & sewage pipes
  • Electric poles
Manufacturing Process
  • Step – 1 Material received from SAIL / ESSAR Steel Ltd. / Lloyds / ISPAT or other any approved vendor. The steel shall be fully conformed to the API 5L / IS Standard Specification or as per Customer’s Specification. Testing/ Checking and Identification of Raw material shall be done as per API 5L / IS Standard Specification.
  • Step – 2 Edge Preparation & Milling Edges of Coil / Skelp are form in edge breaking unit at initial stage so that perfect forming is achieved at welding area. Strip edges are given mill cut on both sides with edge milling machine to make the edges clean and square for perfect butt welding with high frequency. It shall be done before passing the strip to forming process.
  • Step – 3 Forming of Pipe Strip is passed in number of horizontal rolls after edge breaking and form cages supported by vertical rolls to receive an open edge round tube before welding. At the final stage of forming, rolls are provided with guide fins to have a proper proportionate gap and correct entry in welding roll.
  • Step – 4 High Frequency Welding Finally the pipe shape performed after forming process, it passed through welding heads followed by the seam guide. The process of welding is based on ERW process. Electric welding shall be performed with a minimum welder frequency of 200 KHz. The fusion takes place through a roll assembly set for proper welding. Bead trimming shall be done as per API 5L / IS Standard or as per Customer Specification.
  • Step – 5 Seam Normalizing Normalizing is carried out on weld and HAZ after welding at the temperature of 8500 C to 9000 C. The temperature of seam normalizing is monitored by a non contact indicator having the digital display along with recorder. Equipment: Seam Normalizer Capacity : 500 KW.
  • Step – 6 Sizing A set of sizing roll is ahead of cooling zone, water cooled pipe is passed through sizing rolls which control the Ovality and required dimensions, which is finally verified with measuring instruments as specified in relevant Specification.
  • Step – 7 NDT Testing (Eddy Current) Eddy current testing is the process of inducing small electrical currents in an electrically conductive article and observing the resultant reaction between the magnetic fields involved. Equipment: Eddy Current Flaw Detector (PC based).
  • Step – 8 Finishing of the Pipes Finished pipe are cut to required length by cut of carriage. Thereafter both ends of pipes are beveled by the end facer. Finally each pipe are checked for its Outer diameter, Inner Diameter, Thickness, Straightness, and length.
  • Step – 9 Hydro Testing After completing all the above process, all pipes transferred to the hydro testing bench. The test pressure shall be given to the pipes as per relevant specification or as per Customer Requirement.
  • Step – 10 Galvanizing Process Hydro Test passed pipes are send for Hot Dip Galvanizing confirming to various Indian Standard / International Standard.
  • Step – 11 Marking Marking on the pipes shall be paint stenciled as stipulated in API 5L/ IS Standard or as per the customer’s requirement, on each length of the pipe.


Company Details close-icon

Manufacturer exporter of steel pipes & tubes.
  • Nature of Business Manufacturer / Exporter / Supplier / Retailer
  • Number of Employees Above 1000
  • Year of Establishment 1978
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Looking for ERW Welded Pipes?

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Seller Contact Details
  • Seller Swastik Pipes Limited
  • Address Punjabi Bagh, Delhi

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ERW Welded Pipes at Best Price in Delhi - ID: 214963 | Swastik Pipes Limited
Products / Services
  • Products / Services
  • Companies
  • Buy Leads
Post Buy Requirement

ERW Welded Pipes

Listing ID #214963

  • Supply Type Manufacturer, Supplier
Preferred Buyer From : All over the world

We are reckoned as the prime Manufacturer, Exporter, and Supplier of the efficient ERW Welded Pipes in India. Duly tested for their strength and other such factors, our ERW Welded Pipes are popular....
View More Details
Send Enquiry

Company Information

  • Member Since 16 Years
  • Nature of Business Retailer
  • Year of Establishment 1978

Ask for more detail from the seller

Contact Supplier

Product Details no_img_icon

We are reckoned as the prime Manufacturer, Exporter, and Supplier of the efficient ERW Welded Pipes in India. Duly tested for their strength and other such factors, our ERW Welded Pipes are popular for their performance in the worldwide markets. The range of ERW Welded Pipes is available at affordable prices with us. Size Range :
  • From 3†diameter to 10†diameter
Conforms To
  • API-5L
  • PSL-1
  • PSL-2
Grades
  • A
  • B
  • X-42
  • X-46
  • X-52
Applications
  • Air, steam, oil & gas transmission
  • Structural purposes
  • Idlers / conveyors
  • Automotive purposes
  • Scaffolds
  • Water wells (casing pipes)
  • Water, gas & sewage pipes
  • Electric poles
Manufacturing Process
  • Step – 1 Material received from SAIL / ESSAR Steel Ltd. / Lloyds / ISPAT or other any approved vendor. The steel shall be fully conformed to the API 5L / IS Standard Specification or as per Customer’s Specification. Testing/ Checking and Identification of Raw material shall be done as per API 5L / IS Standard Specification.
  • Step – 2 Edge Preparation & Milling Edges of Coil / Skelp are form in edge breaking unit at initial stage so that perfect forming is achieved at welding area. Strip edges are given mill cut on both sides with edge milling machine to make the edges clean and square for perfect butt welding with high frequency. It shall be done before passing the strip to forming process.
  • Step – 3 Forming of Pipe Strip is passed in number of horizontal rolls after edge breaking and form cages supported by vertical rolls to receive an open edge round tube before welding. At the final stage of forming, rolls are provided with guide fins to have a proper proportionate gap and correct entry in welding roll.
  • Step – 4 High Frequency Welding Finally the pipe shape performed after forming process, it passed through welding heads followed by the seam guide. The process of welding is based on ERW process. Electric welding shall be performed with a minimum welder frequency of 200 KHz. The fusion takes place through a roll assembly set for proper welding. Bead trimming shall be done as per API 5L / IS Standard or as per Customer Specification.
  • Step – 5 Seam Normalizing Normalizing is carried out on weld and HAZ after welding at the temperature of 8500 C to 9000 C. The temperature of seam normalizing is monitored by a non contact indicator having the digital display along with recorder. Equipment: Seam Normalizer Capacity : 500 KW.
  • Step – 6 Sizing A set of sizing roll is ahead of cooling zone, water cooled pipe is passed through sizing rolls which control the Ovality and required dimensions, which is finally verified with measuring instruments as specified in relevant Specification.
  • Step – 7 NDT Testing (Eddy Current) Eddy current testing is the process of inducing small electrical currents in an electrically conductive article and observing the resultant reaction between the magnetic fields involved. Equipment: Eddy Current Flaw Detector (PC based).
  • Step – 8 Finishing of the Pipes Finished pipe are cut to required length by cut of carriage. Thereafter both ends of pipes are beveled by the end facer. Finally each pipe are checked for its Outer diameter, Inner Diameter, Thickness, Straightness, and length.
  • Step – 9 Hydro Testing After completing all the above process, all pipes transferred to the hydro testing bench. The test pressure shall be given to the pipes as per relevant specification or as per Customer Requirement.
  • Step – 10 Galvanizing Process Hydro Test passed pipes are send for Hot Dip Galvanizing confirming to various Indian Standard / International Standard.
  • Step – 11 Marking Marking on the pipes shall be paint stenciled as stipulated in API 5L/ IS Standard or as per the customer’s requirement, on each length of the pipe.


Company Details close-icon

Manufacturer exporter of steel pipes & tubes.
  • Nature of Business Manufacturer / Exporter / Supplier / Retailer
  • Number of Employees Above 1000
  • Year of Establishment 1978
Tell us your Buy Requirement to Get Instant Response
Tell us what you need?

Looking for ERW Welded Pipes?

Quantity
Seller Contact Details
  • Seller Swastik Pipes Limited
  • Address Punjabi Bagh, Delhi

Find similar products

View all products in ERW Pipe
Waiting for permission
To search by voice, go to your browser settings and allow access to microphone

Allow microphone access to search with voice