... without inhibitors) Pitting resistance SSC resistance 17Cr OCTG seamless pipe martensitic-ferrite stainless steel SSC sulfide stress cracking high temperature strength corrosion rate pitting potential INTRODUCTION As is well known in seamless OCTG materials, L80-13Cr ¹...

... sour environment. The good SSC resistance for this developed pipe was obtained by the good pitting resistance, induced from high Cr and Mo addition. martensitic stainless steel Chromium Nickel Molybdenum Copper seamless pipe OCTG carbon dioxide corrosion sulfide stress cracking toughness...

... grain for warm reduced pipe improves the low temperature toughness, same as the Nb containing 13Cr steel. martensitic stainless steel seamless pipe OCTG CO₂ corrosion sulfide stress cracking toughness Nb INTRODUCTION HIGH STRENGTH AND HIGH TOUGNESS 13CR STEEL PIPE WITH Nb ADDITION...

...Abstract Effect of retained austenite on corrosion performance of modified 13% Cr martensitic stainless steel (0.025C-13Cr-Ni-Mo) seamless pipe is investigated. No retained austenite was observed in as quenched modified 13% Cr steel pipe. Retained austenite in the modified 13% Cr steel pipe...

... year were estimated as possible by substituting ERW tubing, casing and line pipe for similar seamless products in selected hydrocarbon production environments. electric resistance welded (ERW) pipe seamless pipe accelerated weld zone attack grooving corrosion carbon dioxide corrosion oxygen...

... affects the SSC test result. The deaerated test solution should be transferred to test vessel. The SSC performance for martensitic stainless steel should be evaluated by full size test specimens under stable pH condition. martensitic stainless steel seamless pipe OCTG sulfide stress cracking pH...

... to have excellent properties in the sweet and slightlyt sour environment. martensitic stainless steel seamless pipe OCTG carbon dioxide corrosion sulfide stress cracking INTRODUCTION The field application of API 13% Cr steel is steadily increasing for Oil Country Tubular Goods (OCTG) owing to its...

... improves the pitting resistance. The other is applied to light sour environments. It gives good SSC resistance i welds owing to the improvement of the pitting resistance due to Mo addition. The seamless pipes of these martensitic stainless steels are applicable as substitutes for a part of duplex stainless...

...martensitic stainless steel seamless pipe OCTG carbon dioxide corrosion sulfide stress cracking INTRODUCTION The 13% Cr steel which bears 0.2%C (conventional 13Cr steel) has been a very popular material for Oil Country Tubular Goods (OCTG) used in corrosive wells which contain carbon-dioxide...

... in Charpy absorbed energy at 0°C owing to fine microstructure, which is compared with 70J for the conventional 13Cr steel. martensitic stainless steel seamless pipe OCTG ausforming low temperature toughness carbon dioxide corrosion sulfide stress cracking INTRODUCTION The 13% Cr martensitic stainless...