After 920 °C-treatment followed by air cooling,the impact energy of the forged specimen was significantly increased from 19.3 to 208.3 J,and further enhancement in tensile properties was obtained.1.Introduction - HindawiThe material used on the present study is the heat-treated low-alloy 34CrNiMo6 steel.In this experiment,we designed five different rare earth Ce contents to investigate the effect of rare earth Ce content on microstructure and mechanical properties 34CrNiMo6 steel,and the chemical compositions of the material are listed in Table 1.Ce was added in the form of Fe-10Ce master alloy,and the Fe 34CrNiMo6 - Ovako31 rows·34CrNiMo6 is a quenching and tempering steel with high strength,high toughness and good
34CrNiMo6 All General Information 34CrNiMo6 is a quenching and tempering steel with high strength,high toughness and good hardenability.Used for large axles,machine components,tools and high strength fasteners.The steel can be induction hardened and it is weldable under certain conditions.Through hardenability to appr.10034CrNiMo6 1.6582 4337 Engineering Steel - Otai Special 34CrNiMo6 1.6582 4337 Engineering Steel - Otai Special Steel.EN 34CrNiMo6 Steel is an important alloy engineering steel grade as per BS EN 10083-3:2006.Otai Steel is reliablel EN 34CrNiMo6 engineering steel supplier.34CrNiMo6 Alloy Steel - KISCO34CrNiMo6 is a good general-purpose alloy steel that is mostly used in the manufacturing of various engineering parts.It can be heat-treated to produce lots of tensile strengths combined with resistance to shock and good ductility.It has good hardenability,which means it is fairly wear-resistant,and it provides good impact values at low temperatures.
34CrNiMo6 has good hardenability,enabling it to be used for medium tensile strengths in fairly large sections,and possesses good resistance to wear.At low temperatures good impact values can also be obtained.Bars are often supplied in the hardened and tempered condition with a tensile strength exceeding 1000 N/mm2 (depending on section size).34CrNiMo6 datasheet,34CrNiMo6 property,34CrNiMo6 This page provides 34CrNiMo6 datasheet download,these include 34CrNiMo6 mechanical properties,chemical element 34CrNiMo6 ,technical specifications of 34CrNiMo6 steel material properties.34CrNiMo6 performance specifications.36CrNiMo16 alloy steel - Special steel china supplier-OTAI 36CrNiMo16 alloy steel Description.36CrNiMo16 alloy steel is used for mechanical parts and all kinds of engineering components and contains one or several kinds of alloy element in steel,36CrNiMo16 Alloy structural steel is widely used in ships,vehicles,aircraft,missiles,weapons,railways,Bridges,pressure vessels and so on.
The three impact tests shall be performed at a temperature of +20°C and - 40°C in the radial and tangential directions.Charpy V in accordance with minimum values in Joules Temperature +20°C -40°C Tangential direction (T) 20 J 14 J Radial direction (R) 17 J 10 J 2.6.1 Verification levels Option A Each melt is characterised by tests on bars 4340 Steel 36CrNiMo4 1.6511 EN24 SNCM439 - Otai AISI 4340 steel is a medium carbon,low alloy steel.Otai steel is one leading supplier of 4340 steel equivalents 36CrNiMo4,1.6511,EN24,SNCM439 etc.AISI 4340 1.6511 36CrNiMo4 SNCM439 - Waldun SteelAISI 4340 is defined as a heat treatable and low alloy steel which has 0.8% Cr,0.2% Mo and 1.8% Ni as strengthening alloy elements.Compared with AISI 4140,it has higher strength and toughness,also it has very good fatigue resistance,wear resistance and atmospheric corrosion resistance.AISI 4340 is generally supplied in hardened and tempered condition with the tensile range of 930 - 1080 Mpa
Our AISI / SAE 4340 34CrNiMo6,40NiCrMo8-4 round bars are packaged to ensure that there is no damage during transit.In case of exports,standard export packaging is done in wooden cases.All Alloy Steel AISI 4340 bar are marked with Grade,Lot No,Size and our trade mark.Author Yanming Ge,Kehong WangPublish Year 2018(PDF) Effect of Rare Earth Ce on the Microstructure and Because of the excellent mechanical properties of 34CrNiMo6 steel,it is widely used in high-value components.Many conventional approaches to strengthening-steels typically involve the loss of Author Yanming Ge,Kehong WangPublish Year 2019EN24T Steel PropertiesTempering between 250-375°C in not recommended as this can seriously reduce the steels impact value.Stress Relieving Heat slowly to 650-670°C,soak well.Cool the EN24 tool in a furnace or in air.EN24T steel is available from stock in round and flat bar and in plate.
impact value for 34crnimo6 at 20 TECHNICAL DATA SHEET 34CrNiMo6 1 - dew-stahlat 20°C in W/(m K) 42.6 Specific heat capacity at 2 s420nl the gambia machiningCharpy V Notch Behavior of ToughMet 3 - Materioninterested in impact loads.What started as a drop test on a finished part in the mid 1800s evolved to use of a notched material coupon struck by a pendulum,known as the Charpy V Notch (CVN) test (Figure 1).Materion tests the CVN impact strength of its materials in accordance with ASTM E-23 with aChina 4337 Steel - China 34CrNiMo6 Steel,1.6582 Forged Steel34CrNiMo6 1.6582 4337 Hot Forged Rolled QT Steel Round Bar 1 34CrNiMo6 steel introduction 34CrNiMo6 Steel is an important alloy engineering steel grade as per BS EN 10083-3:2006.34CrNim06 steel has high strength,high toughness and good hardenability.EN / DIN 34CrNiMo6 alloy steel has the stability of resistance to overheating,but the white sensitivity of 34CrNiM06 is high.
34CrNiMo6 steel is one kind of heat-treated low-alloy steel with a high hardenability and strength,which contains nickel,chromium,and molybdenum.6 More-over,the 34CrNiMo6 steel exhibits very good toughness properties with a Charpy V-notch at a very low tem-perature.Hence,the 34CrNiMo6EN24T,EN24 SteelBS970 1955 EN24,BS970/PD970 1970 onwards 817M40.Related European grades 34CrNiMo6,Werkstoff No.1.6582 US Grade SAE (AISI) 4340.EN24 is usually supplied in the finally heat treated condition (quenched and tempered to T properties) up to a limiting ruling section of 250mm,which is superior to grades 605M36,708M40 or 709M40 - see properties below.EffectofRareEarthCeontheMicrostructureandMechanical hardness of 34CrNiMo6 steel to a certain extent,but the reduced hardness value was still at a reasonable level and would meet the related requirements.3.2.EectonImpactEnergyAbsorbed.e evolutions of the impact absorbing energy with the rare earth Ce content under dierent temperatures are shown in Figure 8.
C v.is the lower bound Charpy V-notch impact energy at the service temperature (in Joules) 2) The so-called Master Curve approach  can be used to make a preliminary estimate of the fracture toughness of ferritic steels from Charpy energy.This is a well-validated approach which is based on a correlation between the 27J or 40J Charpy File Size 178KBPage Count 434CrNiMo6 / 1.6582 - SteelNumber - Chemical composition Alloy special steel.Chemical composition of steel 34CrNiMo6 (1.6582),Standards of steel 34CrNiMo6 (1.6582) Mechanical Properties of steel 34CrNiMo6 (1.6582) Equivalent grades of steel 34CrNiMo6 (1.6582) steel 34CrNiMo6 (1.6582) Tensile Strength,Elongation,Proof strength ,Hardness.Fracture Toughness Behaviour of High-Strength Structural EN 102634 does not specify any minimum Charpy impact toughness values for base materials 32CrB4 and 36CrB4 while the required minimum values according to EN 100833 are 45 J for 34CrNiMo6,regardless the diameter,and between 30 J and 45 J for 30CrNiMo8 depending on the diameter,all values determined at room temperature.
Absorbed energy obtained from impact Charpy tests is one of the most important values in many applications,for example in residual lifetime assessment of components in service.Minimal absorbed energy is often the value crucial for extending components serviceInfluence of Microalloying Element on the Microstructure The values of tensile strength,yield strength,and elongation after breakage reach the peak at about 0.02 wt.%.(2) The mechanical properties of 34CrNiMo6 cannot meet the requirements Rm 1100 MPa and Re 1000 MPa when there is no Al adding.By contrast,the tensile strength and yield strength both could meet the requirements when the content of Al is from 0.016 wt.% to 0.027 wt.%.Introduction to the problems to be solved.ExperimentalThe Heat Treatment Impact on Material Properties of 34CrNiMo6 Steel Mariana Janeková,Daniela Kotialiková,Andrej Dubec,Matej Burget,Frantika Pelová Faculty of Industrial Technology in Púchov,Alexander Dubek University of Trenín,I.Krasku 491/30,Púchov 020 01 Púchov,Slovakia.
impact test values at -20°C as well as 30CrNiMo8+QT and 34CrNiMo6+QT with impact test values at -20°C and -40°C.On more than 30 horizontal bandsaws we saw round and square bars up to 1,500 x 2,000 mm resp.1,500 mm diameter.About 10,000 to of round,square and flat bars on our stock assure the availability of the specific material youSome results are removed in response to a notice of local law requirement.For more information,please see here.12345NextTECHNICAL DATA SHEET 34CrNiMo6 1 - dew-stahl34CrNiMo6 DIN EN 10263-4 1.6582 34CrNiMo6 B.S.816M40 817M40 AFNOR 34CrNiMo8 35NCD6 UNI 35NiCrMo6KB JIS SNCM447 Notch impact energy ISO - V in J d 16 1,000 1,200 1,400 9 40 - values in HV 594 580 573 450 426 366 232 192 1,000 900 800 700 600 500 400 300 200 100 0
This work simulated the thermo-mechanical processing of large-scale forging product made of 34CrNiMo6 steel to evaluate the effect of different processing condition parameters and cooling rates on the variation of microstructure and the final mechanical properties.Through this investigation we tried to achieve the required mechanical properties for deep sea applications,which were a minimum Charpy impact valueTitle 34CrN iMo6 - HillfootTensile and hardness test (at room temperature) Impact test (KV) Yield (Re) 0.2 % proof UTS (Rm) Elong (A) R of A (Z) Hardness Room Temp Variation Sample dia Unit N/mm2 N/mm2 N/mm2 % % HB J 34CrN iMo6 + A Min Max 2 4 8 3 4 CrN iMo6 + Q T > 40 100mm Min 800 1000 11 50 45 Max 1200VARIANTCONDITIONDIMENSION [MM]YIELD STRENGTH MIN [MPA]356D+SA< 190-356D+QT< 50900356D+QT50800356D+QT100700 31 rows on steelnavigator.ovakoQuality 34CrNiMo6 Lucefin Group - terasrenki34CrNiMo6 1.6582 EN 10277-5 2008 Lucefin Group Hot-rolled,quenched and tempered,cold-drawn +QT +C Cold-drawn obtained from hot-rolled annealed +A +C size Testing at room temperature (longitudinal) mm R Rp 0.2 A% HB HB from to N/mm 2 N/mm min min for inform.max 5 b) 10 1000-1200 770 8 298-359 308 10 16 1000-1200 750 8 298-359 298 16 40 1000-1200 720 9 298-359 293
German / DIN 34CrNiMo6 French AFNOR 35NCD6 American AISI / SAE 4340 German Werkstoff No.1.6582 European Standard EN10277-5 PRODUCT AVAILABILITY Round,square and flat bar and plate,which is supplied in the T condition.MATERIAL SPECIFICATIONS Good impact values for EN24T (817M40T) at lowimpact valueimpact valueEffect of Rare Earth Ce on the Microstructure and Hence,the tensile of 34CrNiMo6-0.05Ce steel decreases compared with that of 34CrNiMo6-0Ce.In contrast,the toughness of 34CrNiMo6 steel will increase with the rare earth Ce content increasing due to the brittleness of cementite.The size of cementite has an effect on the mechanical behavior.