HY4520 HY4700 Micro Alloy Steel Rod With Ferrite And Pearlite Structure

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HY4520 HY4700 Micro Alloy Steel Rod With Ferrite And Pearlite Structure ProductDescription 1. The mechanical property of micro alloy steel rod is stable and uniform 2. Production no quenched and tempered process can greatly save the energy consumption. 3. Production no quenched and tempered process meets the requirements of environmental protection 4. Micro alloy steel rod mainly used in mechanical manufacturing for the directly turning part of shaft and rod, ect 5. The processing period is shortened, and the productivity is enhanced and the occupied capital is reduced.. 6. The processing cost is low, there is no need of quenched and tempered process and the second turning but the mechanical property is correspond to quenched and tempered piston rod DetailedDescription 1. MATERIAL: HY4700, HY4520 2. CHEMICALCOMPOSITION(%) - - - - Material | C% | Mn% | Si% | S% | P% | V% | Ni | Cr% | Mo | Cu | HY4700 | 0.38-0.45 | 1.20~1.60 | 0.30~0.50 | 0.035 | 0.020 | 0.050.15 | 0.25 | 0.100.20 | 0.15 | 0.25 | HY4520 | 0.40~0.48 | 0.80~1.40 | 0.15~0.35 | 0.035 | 0.035 | 0.15 | 0.25 | 0.25 | 0.15 | 0.25 | - - - - 3.MECHANICALPROPERTIES - - - - Material | MECHANICALPROPERTIES | Surfacehardness(HBW) | Rm(MPa) | Rel(MPa) | A% | Z% | KU2(J) | | HY4700 | 35 - 100 | 900 - 1100 | 650 | 16 | 35 | 39 | 270-340 | 100 - 140 | 850 - 950 | 600 | 16 | 35 | 39 | 270-340 | HY4520 | 40 - 100 | 750 - 900 | 520 | 19 | 40 | 39 | 230-290 | 100140 | 750 - 900 | 520 | 17 | 35 | 39 | 230-290 | | | | | | | | | - - - - 4.SUPPLYCONDITION Groundandchromeplated 5.CHROMETHICKNESS 20to30micron 6.TOLERANCESONDIA ISOf7onthediameter 7 .SURFACEHARDNESS 850-1150HV(vickers100g) 8.STRAIGHTNESS 0.2MM/M 9.OVALITY HalfofthetoleranceISOf7 10.SURFACEROUGHNESS Ra0.2micronandRt2micron 11.CORROSIONRESISTANCE TestinnaturalsaltsprayaccordingtoASTMB117-120hours ResultsevaluationaccordingtoISO4540RATING7-10 12.WELDABILITY Good 13.POROSITY TestaccordingtoISO1456/1458andresultyaluationaccordingtoISO4540rating8-10 14.PACKING Antirustoiltobeappliedonmaterialandeachrodtobepackedinpapersleeve 15.COHESION Nocraks,breakingordetachingafterthermicshock(warmingupat300celsiusdegrees andcoolinginwater) 16.CERTIFICATE Allcertificaterelatedwithmaterialheattreatmentandplatingisrequired

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Jiangsu New Heyi Machinery Co., Ltd

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