Tongji Engineering offers a comprehensive list of tubing alloys to fit the most and least common applications.
Stainless Steel: 304 Tubing, 316/ 316L/ 316H, 317/ 317L, 309S/ 310H, 310S/ 310H, 321/321H, 347/ 347H
Duplex Stainless Steel: UNS S31803, S32304, S32205, S32750, S32507, S31050, S33207, S32101
Super Austenitic: 6 Moly, 825, 904L, 800/ 800H, N08811
Super Ferritics/ Ferritics: 29-4C, S44627, 439, 444, 446
Nickel Alloy: 20, 200/ 201, 276, 400, 600, 22, 625, 686
Titanium: Grades 1, 2, 3, 7, 9, 11, 12, 16, 17, 26 and 28
Copper alloys: C70600, C71500, C71640, C44300, C68700
Markets We Serve:
Oil & Gas, Power Generation, Chemical, Petrochemical, Food & Dairy, Beverage, Pharmaceutical, Biopharmaceutical, General Commercial, Specialty Automotive
We always seek and improve our service as per requirement of our valued customers.
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Commodity
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440C Stainless Steel Tubing& Tube & Pipe
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Process method
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Cold drawn/ Cold rolled/ Welded.
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Materials Grades
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440C
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Standards:
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ASTM A268 or Closer
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Size
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NPS:1/8 to 40" , Schedule: 5S to XXS. Length: 20m or as required.
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OD: 5 - 1016 mm, Wt: 0.5~ 25mm, Length:20m or as required.
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Shape
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In straight length or as U-bend
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Surface Finished
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Bright Annealed/ Picking/ Manual Polish/ Mechanical Polish or as required
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Inspection Testing
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100% Ultrasonic Test, 100%Eddy Current Test, 100%Hydraulic Test,
100% X-Ray Test to welded pipe or as required.
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Mechanical Test, Hardness Test, Inter-granular corrosion Test.
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Certificate
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EN 1024 3.1/ 3.1B/ 3.2, PED, DNV, TUV.
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Packing
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Wooden case/ Steel framed plywood case/ simple packing.
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Delivery Time
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By mutual agreement.
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