Flowline pipe / line pipe

Line pipes / Flowline pipe

Stainless steel, duplex / super duplex stainless steel line pipes / flowline pipe

Ruimai manufactures Flowline pipe / line pipe in austenitic stainless steel, duplex and super-duplex stainless steels for a wide range of subsea applications. Main applications for subsea tubes are:

  • Corrosion resistance stainless steel line pipes /Flowline pipeline pipes
  • Riser tubes
  • Manifold piping
  • Christmas tree piping
  • Hydraulic lines for drilling risers

 

Popular Standards of stainless steel line pipes

  • EN 10216-5
  • ASTM A312 /312M, A 213, A 269
  • PED 97/23/EC, AD 2000
  • NACE MR0175/ISO 15156

 

Available steel grades of line pipe:

  • EN / DIN Standard: 1.4301/1.4307, 1.4401/1.4404, 1.4541/1.4878, 1.4571, 1.4462, 1.4410, 1.4539.
  • ASTM/AISI Standard: 316 /316L, 304/304L, 321/321H, 316Ti, 347 / 347H, S31803, S32750,S32760, 2205, 904 / 904L. 
  • Line pipes / flowline pipes in nickel alloy steel grades available on customer's request.

stainless steel line pipes

 

Size range of Stainless steel line pipes / flowline pipe             line pipes 

  • Sizes 1/4" to 20”
  • Schedules 10s, 40s, 80s, 160, and XXH, True 40, True 80

 


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