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NF A49-111 / Steel Tubes Plain end Seamless Tubes of Commercial Quality for General Purposes at Medium Pressure (TU37a)
NF A49-112 / Steel Tube Plain end Seamless Hot Rolled Tubes with Special Delivery Conditions (TUE220A/TUE235A)
NF A49-115 / Steel Tubes Seamless Plain end Tubes for Pipe Lines and General Use Ferritic And Austenitic Stainless Steels (TUZ2CN18-10/TUZ6CN18-09//TUZ6CND17-11)
NF A49-141 / Steel Tubes Seamless Plain end Tubes for Pipe Lines and General Use Ferritic and Austenitic Stainless Steels (TS37a)
NF A49-142 / Steel Tubes Longitudinally Pressure Welded Plain Ended And Hot Finished Tubes (TES185A/TSE235A/TSE250A/TSE275A)
NF A49-145 / Steel Tubes Hot Finished welded Tubes Suitable for Threading (TS334-1)
NF A49-146 / Steel Tubes Unthreaded Plain Ended Welded Tubes for Liquids (TS34-a)
NF A49-148 / Steel Tubes Plain end Longitudinally Welded Tubes for Pipe Lines and General use Ferritic Stainless Steels (TSZ5CT14/TSZ6CT17/TSZ6CT17/TSZ18C17)
NF A49-150 / Steel Tubes Welded Tubes Intended to be Coated of Protected for use in Water Piping Systems (TSE235)
NF A49-175 / Steel Tubes Plain end Longitudinally Welded Tubes for Pipe Lines and General use Austenitic Stainless Steel (TSZ2CN18-10/TSZ6CN18-09/TSZ3CNT18-10)
NF A49-207 / Steel Tubes Seamless or Longitudinally Welded Stainless Steel Tubes For Exchangers in Aircraft Construction (TSZ2CN18-10/TUZ2CN8-10/TSZ6CNNb18-12)
NF A49-210 / Steel Tubes Seamless Cold Drawn Tubes for Fluid Piping (TU37B/TU42B)
NF A49-211 / Steel Tubes Seamless Plain end Unalloyed Steel Tubes for Fluid Piping at Elevated Temperatures (TUE220/TUE250/TUE275)
NF A49-212 / Steel Tubes Seamless Unalloyed Steel Tubes for Use At Medium Temperatures (TU37C/TU42C)
NF A49-213 / Steel Tubes Seamless Unalloyed and Mo Chromo Alloy Steel Tubes for Use at High Temperatures (TU37C/TU42C/TU42CR/TU48C/TU48CR/RU52C/TU15D3/TU15CD2-05)
NF A49-214 / Steel Tubes Seamless Austenitic Steel Tubes for use at High Temperatures (Z6CN19-10/Z3CND17-12B/Z6CNT18-12B/Z6CNNb18-12B/)
NF A49-215 / Steel Tubes Seamless Tubes For Ferritic Non-Alloy And Alloy Heat Exchangers (TU37C/TU42C/TU48C/TU15D3/TU15CD2-05/TU10CD5-05/TU10CD9-10)
NF A49-217 / Steel Tubes Seamless Tubes for Heat Exchanger (TUZ12C13/TUZ10C17/TUZ2CN1810/TUZ2CN1810AZ/TUZ3CN1809/TUZ1CNS1815)
NF A49-218 / Steel Pipes Seamless Pipes for Furnaces - Austenitic Stainless Steels (TUZ6CN18-09/TUZ2CN18-10/TUZ6CNT18-10/TUZ6CNNb18-10/TUZ6CND17-11/TUZ2CND17-12)
NF A49-230 / Steel Tubes Plain end Seamless Tubes for Pressure Vessels and Piping Systems Used at Low Temperatures (TU42BT/TU17N2/TU10N9/TU10N14/TUZ6N9)
NF A49-240 / Steel Tubes Longitudinally Butt welding Plain End for Pressure Vessels and Pipe Systems Used at Low Temperature (TS42BT/TS17N2/TS10N9)
NF A49-241 / Steel Tubes Longitudinally Pressure Welded Tubes D 168.3mmMax in not Alloyed and Low Alloyed at Medium Elevated Temperatures(TS37C/TS42C/TSE24W3)
NF A49-242 / Steel Tubes Longitudinally Pressure Welded Tubes D 168.3mmMax in not Alloyed and Low Alloyed at Medium Elevated Temperatures (TS37C/TS42C/TSE24W3/TSE36WB3)
NF A49-243 / Steel Tubes Longitudinally Pressure Welded Tubes D?168.3mm?in not Alloyed and Ferritic Alloyed Steels Used at Elevated Temperatures (TS37C/TS42C/TS48C/TS52C/TS15D3/TS15CD2-05/TS15CD4-05)
NF A49-245 / Steel Tubes Longitudinally Welded Tubes For Ferric Non Alloy and Alloy Steel Heat Exchangers (TS34C/TS37C/TS42C/TS48C/TS24W3)
NF A49-249 / Steel Tubes Longitudinally Welded Plain End Tubes for Food Industry Austenitic Stainless Steels (TSZ6CN18-09/TSZ2CN18-10/TSZ2CND17-12/TSZ2CND17-11)
NF A49-250 / Steel Tubes Welded Plain End Tubes of Commercial Quality with or Without Special Delivery ConditionsD168.3mmMax (TSE24a/TSE26b)?
NF A49-253 / Steel Tubes Longitudinally Fusion Welded Non Alloy and Ferritic Alloy Steel Tubes for use at Elevated Temperatures????(TS37CP/TS42CP/TS48CP/TS52CP)?
NF A49-310 / Steel Tubes Seamless Precision Tubes for Mechanical Application (TU37-b/TU52-b/TU56-b)
NF A49-311 / Steel Tubes Seamless for Mechanical Application (TU37-b/TU52-b/TU56-b/TUXC35)
NF A49-312 / Steel Tubes Seamless Tubes for Mechanical Application Supplementary Series (TU52-b/TUXC35)
NF A49-317 / Steel Tubes Seamless Plain end Tubes for Engineering Use - Austenitic Stainless Steel (TUZ2CN18-10/TUZ2CN17-12)
NF A49-321 / Steel Tubes Jacks for Hydraulic Transmissions - Cold Rolled (TU37b/TU52b/TU52BT/TU18/MDV5/TU17/MV5)
NF A49-322 / Steel Tubes Jacks for Hydraulic Transmissions - Cold Rolled or Cold Drawn Seamless Tubes Type Suitable for Grinding in (TU37b/TU52b/TU17/MV5)
NF A49-323 / Steel Tubes Jacks for Hydraulic Transmissions - Cold Rolled or Cold Drawn Seamless Tubes Type Ready for Use (TU37b/TU52b/TU52BT/TU17/MV5)
NF A49-326 / Steel Tubes Jacks for Pneumatic Transmissions - Clod Drawn Seamless Tubes Type Suitable for Grinding in (TU37b/TU52b/TU52BT)
NF A49-327 / Steel Tubes Jacks for Pneumatic Transmissions - Cold Drawn Seamless Tubes Type Ready for Use (TU37b/TU52b)
NF A49-330 / Steel Tubes Seamless Cold Drawn Tubes for Hydraulic and Pneumatic Power Systems (TU37b/TU52b/TU42BT/TU17N2/TU10N14)
NF A49-341 / Steel Tubes Precision Welded Tubes for Mechanical Application (TS30o/TS30a/TS34a/TS7a/TS42a/TS47a)
NF A49-343 / Steel Tubes Longitudinally Welded Tube D 168.3mmMax for Engineering Use (TS37b/TS815M5/TS18/MDV5)
NF A49-400 / Longitudinally Electric Resistance Welded Unalloyed Steel Tubes D 17.2Min 406.4mmMax for the Transport of Pressurized Fluids (TSE220/TSE250/TSE290/TSE320/TSE360Nb/TSE360B/TSE415Nb/TSE415V)
NF A49-401 / Steel Tubes Longitudinally Fusion Welded Non Alloy and Micro Alloy Sttel Tubes for Fluid Transporting Pipes and Pressure Vessels (TSE220/TSE250/TSE290/TSE320/TSE360/TSE415/TSE450/TSE480)
NF A49-402 / Steel Tubes Spiral Fusion Welded Non Alloy and Micro Alloy Steel Tubes for Fluid Transporting Pipes and Pressure Vessels (TSE220/TSE250/TSE290/TSE320/TSE360/TSE415/TSE450/TSE480)
NF A49-501 / Steel Tubes Seamless or Welded Hot Finished Structural Hollow Sections (TUTSE235-2/TUTSE235-3/TUTSE235-4/TUTSE275-2/TUTSE275-3/TUTSE175-4/TSE295-2)
NF A49-541 / Steel Tubes Cold Finished Welded Structural Hollow Sections (TSE235-2/TSE235-3/TSE235-4/TSE275-2/TSE275-3/TSE275-4)
NF A49-643 / Steel Tubes Round Square and Rectangular Steel Tubes for Ordinary Longitudinally Pressure Welded and Cold Formed From Flat Products  (TS30-1/TS30-2/TS34-2/TS37-2/TS42-2/TS47-2/TS335D/TS390D/TS445D) (Round)
NF A49-643 / Steel Tubes Round Square and Rectangular Steel Tubes for Ordinary Longitudinally Pressure Welded and Cold Formed From Flat Products (TS30-1/TS30-2/TS34-2/TS37-2/TS42-2/TS47-2/TS335D/TS390D/TS445D) (Square/Rectangular)
NF A49-645 / Steel Tubes Structural Welded Tubes Circular Square Rectangular or Oval in Ferritic or Austenitic Stainless Steel (TSZ2CN18-10/TSZ6CN18-09/TSZ6CND17) (Round)
NF A49-645 / Steel Tubes Structural Welded Tubes Circular Square Rectangular or Oval in Ferritic or Austenitic Stainless Steel (TSZ2CN18-10/TSZ6CN18-09/TSZ6CND17) (Square/Rectangular)
NF A49-647 / Steel Tubes Structural Welded Tubes Circular Square Rectangular or Oval in Ferritic or Austenitic Stainless Steel (TSZ2CN18-10/TSZ6CN18-09/TSZ6CND17-11) (Round)
NF A49-647 / Steel Tubes Structural Welded Tubes Circular Square Rectangular or Oval in Ferritic or Austenitic Stainless Steel (TSZ2CN18-10/TSZ6CN18-09/TSZ6CND17-11) (Square/Rectangular)


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