42CrMo4 , 40Cr Chrome Piston Bar Quenched Tempered High Strength

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42CrMo4 , 40Cr Chrome Piston Bar Quenched Tempered High Strength Product Description - - - - PistonRod | | Size:6-300mm | Length: 1m-8m | Material:ck45,42CrMo4,40Cr | Tolerance:ISOf7 | Chromethickness:20~30micron | Hardnessofthechromelayer:850HV(min) | Roughness:Ra0.2micron(max) | Straightness:0.2/1000mm | Mechanicalproperties:(CK45/JIS45C) | YieldStrength320Mpa | TensileStrength580Mpa | Elongation15% | - - - - Chemical Composition: - - - - Material | C% | Mn% | Si% | S% | P% | V% | Cr% | Ck45 | 0.42-0.50 | 0.50-0.80 | 0.04 | 0.035 | 0.035 | | | ST52 | 0.22 | 1.6 | 0.55 | 0.035 | 0.04 | | | 20MnV6 | 0.16-0.22 | 1.30-1.70 | 0.10-0.50 | 0.035 | 0.035 | 0.10-0.20 | | 42CrMo4 | 0.38-0.45 | 0.60-0.90 | 0.15-0.40 | 0.03 | 0.03 | | 0.90-1.20 | 40Cr | 0.37-0.45 | 0.50-0.80 | 0.17-0.37 | | | | 0.80-1.10 | - - - - Mechancial Properties: - - - - Material | T.S N/MM2 | Y.S N/MM2 | E%(MIN) | CHARPY | CONDITION | CK45 | 610 | 355 | 15 | >41J | NORMALIZE | CK45 | 800 | 630 | 20 | >41J | Q + T | ST52 | 500 | 355 | 22 | | NORMALIZE | 20MnV6 | 750 | 590 | 12 | >40J | NORMALIZE | 42CrMo4 | 980 | 850 | 14 | >47J | Q + T | 40Cr | 1000 | 800 | 10 | | Q + T | - - - - COHESION Nocracks,breakingordetachingafterthermicshock(warmingupat300celsiusdegreesandcooling inwater) POROSITY TestaccordingtoISO1456/1458andresultyaluationaccordingtoISO4540rating8-10 CORROSIONRESISTANCE TestinnaturalsaltsprayaccordingtoASTMB117-72hours ResultsevaluationaccordingtoISO4540RATING7-10 WELDABILITY Good PACKING Antirustoiltobeappliedonmaterialandeachrodtobepackedinpapersleeve CERTIFICATE Allcertificaterelatedwithmaterialheattreatmentandplatingisrequired FAQ 1.Q: How many days of your delivery? A: The general delivery is 30~50 days according to your quantity. 2.Q: What's your main market? A: We mainly export toMiddle East andSouth Eastern Asia. And this year our products enter intoSouth America.

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Jiangsu New Heyi Machinery Co., Ltd

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