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Duplex Steel Seamless Heat Exchanger Tube

Zhangjiagang Maitan Metal Products Co., Limited
  • Type：Duplex Steel Pipe
  • Standard：ASTM, AISI, GB, JIS, DIN, EN
  • Grade：Picking
  • Certification：ISO
  • Shape：Round
  • Technique：Cold Rolled

Base Info

  • Model NO.：UNS S31803, S32304, S32750, S32707, S31050
  • Surface Treatment：Picking
  • Transport Package：Wooden Case
  • Specification：acc to the ASTM specifications or others
  • Trademark：Tongji Engineering
  • Origin：China
  • Production Capacity：50000PCS

Description

Commodity Duplex Steel seamless heat exchanger tube
Process method Cold drawn/ Cold rolled/ Welded
Materials Grades UNS S31803, S32304, S32750, S32707
UNS S31050, S33207, S32900, S31500 etc.
Standards: ASTM A789/ 790, ASTM A312,
DIN17458, EN10216-5, JIS3463, JIS3459, GOST, BS or closer.
Size NPS:1/8 to 40" , Schedule: 5S to XXS. Length: 20m or as required
OD: 5 - 1016 mm, Wt: 0.5~ 25mm, Length:20m or as required
Shape In straight length or as U-bend
Surface Finished Anneal/ Picking/ Manual Polish/ Mechanical Polish or as required
Inspection Testing  100% Ultrasonic Test, 100%Eddy Current Test, 100%Hydraulic Test, 
100% X-Ray Test to welded pipe
Mechanical Test, Hardness Test, Inter-granular corrosion Test 
Certificate EN 1024 3.1/ 3.1B/ 3.2, PED, DNV, TUV
    Packing Wooden case/ Steel framed plywood case/ simple packing
  Delivery Time By mutual agreement