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Steel Grade and Mechanical Property Customization: Both seamless steel tubes and rebar couplers can be customized under requirements of steel grade, size, MECHANICAL PROPERTY and surface quality. Steel grade follows international standards ASTM A519, ASTM A106, ASTM A500, ASME SA500, DIN2391, DIN1629, EN10305-1, DIN17121, EN10297-1, JIS3441, JIS3444 and JIS3445.
  • Mechanical Property Test
    Mechanical
    Mechanical Property Test of Size 36 Rebar Coupler (with Maximum Tensile Force over 850KN)
  • Small Batch Customization
    Small Batch Customization
    Tenjan can satisfy customers' need of small batch order with customization requirements.  
  • Raw Material Quality
    Raw Material Quality Certificate(Alloy Steel 40Cr)
    Raw Material Quality Certificate(Alloy Steel 40Cr)
  • Alloy Steel
    Alloy Steel (40Cr)
    Alloy Steel (40Cr)
    Tenjan is specialized in producing alloy steel tubes with wide production range. Advanced automatic annealing facility can control temperature difference within 2℃ to ensure alloy steel tube with stable mechanical properties.
  • Machining
    Machining
    Machining: Cutting, Chamfering, Tapping and Laser Marking
    Tenjan provides value added machining products based on steel tubes, such as bushing, couplers or machining according to drawings. The machining service includes cutting, chamfering, tapping and laser marking
  • Shape Customization
    Shaped Steel TubeThick-walled and shaped seamless steel tubes are our advantage products which can be customized according to customers' needs.