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High pressure tubes

Seamless austenitic cold redrawn stainless steel, alloy 316/316L tubing for high pressure applications, where both high strength and corrosion resistance are desired. Merinox high pressure tubes are characterized by high yield strength and high tensile strength in connection with high elongation. The high pressure tubes are used for fluid handling in a wide range of industry as oil and gas, chemical, petrochemical, hydraulic, shipbuilding and research. 

Specifications: 

  • ASTM A213/ASME SA213/EN10216-5      
 
  • Bright finish, cold drawn, hardness 90HRB
 
  • Random lengths of 5-7 meters
 
  • IC test. to ASTMA A262 Practice A.
 
  • Hydrostatic pressure tested

 

Maximum service temperature:  -252°C/-423°F to 649°C/1200°F

Maximum working pressure:

20.000 PSI        (1.030 bar)      available on stock
60.000 PSI        (4.140 bar)      available on stock
150.000 PSI    (10.350 bar)     available on request

 
Stock program Dimensions in inches Dimension in mm Kg/mtr.
20000 PSI / 1030 Bar OD ID Wall OD ID Wall  
  1/4’’ 0.109’’ 0.070’’ 6.35 2.77 1.78 0.20
  5/16’’ 0.063’’ 0.125’’ 7.94 1.60 3.18 0.38
  3/8’’ 0.203’’ 0.086’’ 9.53 5.17 2.18 0.40
  9/16’’ 0.312’’ 0.125’’ 14.28 7.92 3.18 0.88
  3/4’’ 0.438’’ 0.156’’ 19.05 11.13 3.96 1.50
  1’’ 0.562’’ 0.219’’ 25.40 14.27 5.56 2.76
60000 PSI / 4140 Bar OD ID Wall OD ID Wall  
  1/4’’ 0.109’’ 0.070’’ 6.35 2.77 1.78 0.20
  3/8’’ 0.125’’ 0.125’’ 9.53 3.18 3.18 0.51
  9/16’’ 0.186’’ 0.188’’ 14.28 4.72 4.78 1.14

The following high pressure tubing materials are available on request:
Alloy 6MO, Duplex 31803, Super Duplex UNS32750, 400, 600, 625, 825, C276 and Titanium Grade 2.

 
Mechanical properties 316L
Tensile strenght (mpa, min) 460 -690
Yield strength (0.2% offset mpa, min) 190
Elongation (%, min) 40
Density / weight (g / cm3 / kg) 8.0

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