Feb 08,2010·RE Presence of Cu in SS 316L BigInch (Petroleum) 3 Feb 10 08:56 I would venture to guess that the listed steel content probably accounts in some part for the better corrosion resistance in many environments of those pipe specs (304 and others) that do list steel results for this questionIs there a minimum Mo of 316L stainless steel?Is there a minimum Mo of 316L stainless steel?There is a 316LM alloy,a 2.5% minimum Mo version of Type 316L stainless steel,available only by special order.Types 316 (S31600),316L (S31603),317 (S31700),317L (S31703) results for this questionWhat is composition percentage of SS 316L pump?What is composition percentage of SS 316L pump?The composition percentage includes a note B that reflects the value is the maximum unless otherwise indicated.Type 316L is blank under steel.This would suggest that any steel is out of specification for ASTM A 312 type 316L.See comments in this and another post about ASTM A 941,Steel Alloy Terminology.Presence of Cu in SS 316L - Pump engineering - Eng-Tips
316l Stainless Steel Means.316L stainless steel means that this is an austenitic alloy and in the manufacturing process,it gains resistance to corrosion.This is actually a low carbon version of 316 stainless steel.316L stainless steel is immune to sensitization,making it ideal for use in heavy gauge welded components.316L stainless steel has less carbon in it than 316,but still it is Chloride stress corrosion cracking in austenitic stainless The presence of a highly corrosive film containing chloride compounds.vii.viii.1 1 INTRODUCTION 1.1 BACKGROUND Chloride stress corrosion cracking (CLSCC) is one the most common reasons why austenitic stainless steel pipework and vessels deteriorate in the chemical processing and petrochemical industries.Deterioration by CLSCC can lead
Oct 12,2020·The aforementioned association of residual Cu with both Mn S and Mn O S in both HIPd 316L steels of the present investigation suggests that residual levels of Cu <0.5 wt pct could be bound to both MnS and Mn O S inclusions in 316L steel for HIPping applications,ultimately leading to allowing an increased usage of steel scrapscontaining high levels of Cu impurityfor powder atomizationCobalt in 316 Stainless???Apr 22,2011·The 316 stainless I saw today had .5% cobalt worst case.It was blessed by the certifiers.Now it might be in a finished pressure vessel for all I know.In the old Nuclear days we had a govt spec MIL S 23195 which was originally set at 0.2 % Co in types 304 and 304 ELC.Copper in Steels IspatGuruSep 14,2014·Copper in Steels.Copper (Cu) provides interesting alloying advantages to steel and steel welds.Cu (atomic no.29 and atomic weight 63.54) has a density of 8.96 gm/cc.The melting point of Cu is 1083 deg C while the boiling point is 2570 deg C.Cu is normally added to steel to increase corrosion resistance.Experimentation with the addition of
each other in the presence of some electrolyte ,the less active (Cu-Zn alloys) Copper Bronzes (Cu-Sn alloys) Copper-nickel alloys Monel (70Ni-30Cu) Nickel (passive) Inconel (80Ni-13Cr-7Fe) 304 Stainless Steel (passive) 316 Stainless Steel (passive) HastelloyCorrosion Behaviour of 316L Stainless Steel in Hot Dilute May 13,2019·The corrosion behaviour of 316L stainless steel (316L SS) in 10% H2SO4 solution (94°C) with various concentrations of NaCl (00.085 mol/L) was studied by immersion corrosion test and polarization methods,combined with SEM/EDS,XPS and XRD tests.The influence of NaCl on the corrosion of 316L SS was investigated.The results showed that at lower NaCl contents (00.0085
ing the corrosion behavior of AM 316L stainless steel [41,43,44].This study is elucidating the preliminary results about the corrosion response of AM 316L stainless steel in chloride containing acidic solutions for the very rst time.A comparison was also made to validate the results withCorrosion of mild steel and 316L austenitic stainless 0.53 Cu,0.24 Si,and 0.19 C and for 316L stainless steel as 18Cr,14 Ni,2.0 Mn,0.75 Si,0.03 C and 0.27 Mo.Corrosion tests were performed on cylindrical specimens with 9.5mm diameter and 12.8mm length with an exposed area ofIn vivo research on Cu-bearing ureteral stent SpringerLinkJul 04,2019·316L-Cu SS tube was processed,which was then cut into stents by laser machine.After pickling,polishing and continuously washing,stents were sterilized with ethylene oxide.A 316L stainless steel (316L SS) served as control was prepared as the same method.The length and maximal outer diameter of the stents were 8 and 2.5mm,respectively.
·316L-Cu SS inhibiting UECs apoptosis.To more clearly study the effect of 316L-Cu SS on UECs,a treatment of 2 mM oxalate plus COM (200Investigation of microbial corrosion inhibition of Cu Feb 20,2021·This work reports the anti-MIC performance of a novel Cu-bearing 316L SS (316L-Cu SS) in the presence of an acid-producing bacterium,Acidithiobacillus caldus SM-1.Based on the results,the antibacterial and anticorrosion mechanisms of the 316L-Cu SS were proposed.Investigation of microbial corrosion inhibition of Cu In this study,through surface analyses and electrochemical measurements,the corrosion resistance of a novel Cu-bearing 316L SS was evaluated in the presence of an acid-producing bacterium,Acidithiobacillus caldus SM-1 that was able to create an extremely acidic corrosive environment.The significantly enhanced anti-microbiologically-induced-corrosion performance could be explained by the
In this work,the microbiologically influenced corrosion (MIC) behaviors of welded 304L stainless steel (304L SS) and Cu-bearing 304L SS (304L-Cu SS) in a Pseudomonas aeruginosa culture medium were comparatively studied.Open circuit potential (OCP),linear polarization resistance (LPR),electrochemical impedance spectroscopy (EIS),and potentiodynamic polarization were employed to Microstructure and mechanical properties relationship of The presence of sub-grains has been shown by others in SLM fabricated 316L SS [6,7] and in Ni-based superalloys  and that the sub-grain boundaries are entangled dislocation lines.SLM machine processing parameters inuence the microstructure of the nal material.Most 316L SLMResistance to Corrosion - 316 316L 1.4401 1.4404 Stainless 316 1.4401 / 316L 1.4404 Resistance to Corrosion.Alloys 316,316L,and 317L are more resistant to atmospheric and other mild types of corrosion than the 18-8 stainless steel.In general,media that do not corrode 18-8 stainless steel tube will not attack these molybdenum-containing grades.One known exception is highly oxidizing acids such as nitric acid to which the molybdenum-bearing
Apr 15,2015·Types 316 and 316L are molybdenum-bearing austenitic stainless steel which are more resistant to general corrosion and pitting/crevice corrosion than the conventional chromium nickel austenitic stainless steel such as Type 304.These alloys also offer higher creep,stress-to-rupture and tensile strength at elevated temperature.The chemical compositions (wt.%) of the two Cu-bearing antibacterial stainless steels and a standard 316LSSare shown in Table 1.The 316L-Cu-A contained 4.36wt.% Cuand trace amounts of elements La and Ce,while the 316L-Cu-B contained 4.46wt.% Cu.Author:Hongwei Liu,Hongwei Liu,Dake Xu,Ke Yang,Hongfang Liu,Y.Frank ChengCited by:56Publish Year:2017Corrosion of antibacterial Cu-bearing 316L stainless Was this helpful?People also askWhat does 316L in stainless steel stand for?What does 316L in stainless steel stand for?316L stainless steel means that this is an austenitic alloy and in the manufacturing process,it gains resistance to corrosion.316L stainless steel price per kg in India,SS 316L supplier
¾Type 316L stainless steel with sulfur in the range of 0.005 - 0.017% ¾Welded (full penetration GTAW) by DCI - (AWS Weld Discoloration Level 2 - 3) As-welded - no post-weld cleaning Color Cleaned using a Scotch Bright pad Ground to 120 Grit finish ¾Passivation treatment -Types 316 (S31600),316L (S31603),317 (S31700),317Lor crevice corrosion in the presence of chloride or other halide ions is enhanced by higher chromium (Cr),molybdenum (Mo),and nitrogen (N) content.A relative measure of pitting resistance is given by the PREN (Pitting Resistance Equivalent,including Nitrogen) calculation,where PRE N = Cr+3.3Mo+16N.The PRE N of Type 316 and 316L (24.2) is better thanWhen to Use 316 Stainless SteelApr 04,2019·The main difference between these two austenitic grades is the presence of as much as 3% molybdenum (Mo) in 316 stainless steel compared to the trace levels of type 314.This elevates the corrosion-resistant properties of the alloy even further.