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Hydraulic Cylinder

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Key Features

HONING SEAMLESS STEEL PIPE REMARK : Internal Diameter Accuracy : H7、H8、H9 Internal Roughness : Ra 0.2μm~ Ra 0.8μm Standard Length : 3M~11M Special Length : 12M Internal Diameter : 18mm~300mm Material : JIS STKM13C, DIN ST52, SAE1020 or Mechanical Construction Use Carbon Steel Pipes,Other Specifications Can be made Customer Request based on. CHEMICAL ANALYSIS & MECHANICAL PROPERTIES Spec Kind Mark Manufacture CHEMICAL COMPOSITION % C Si Mn P S 13 A STKM 13A S E 0.25 > 0.35 > 0.30 - 0.90 0.040 Under 0.040 Under B STKM 13B C STKM 13C INDUCTION TENSILE TEST BEND TESTFLATTENING TEST TENSILE (Kgf/) YIELD (Kgf/) ELOVG(%) BEND ANGLE INSIDE RADIUS OUTSIDE RADIUS Test Piece 11th 12 th L 5 th Test Piece V 380 220 30 25 90 6D 2/3D 450 310 20 15 90 6D 3/4D 520 390 15 10 - - - FORMULA OF PIPE WALL THICKNESS PRESSURE RESISTANT GAUGE t = P. D./200 S t = Wall Thickness (mm) P = The Largest Pressure (Kg/) D = Steel Pipe Inside Diameter (mm) S = σ / 5 Kg / σ = The Lowest Numerical Value of Elongation (Kg/) HARD CHROMIUM PISTON RODS REMARK : External Diameter Accuracy : f 8 Surface Roughness : Ra0.2μm~Ra0.4μm Hard Chrome Thickness : 20Micron ± 10% Surface Hardness : HV 850(Minimum) up Standard Length : 3M~6M up Standard Size : 6 ~ 200 Material : JIS S45C, SAE1045, DIN CK45, Special Specifications & materials can be Custom-made Purpose : Piston rod (chromed-plated steel bar)for pneumatic and hydraulic cylinder, Spec Chemical Analysis (%) ForgingTemperature JIS DIN C Si Mn P S ° C S45C CK45 0.42-0.48 0.15-0.35 0.60-0.90 <0.030 <0.035 1050-1150 Slow Cooling Induction Machine Function Application Normalizing °C Annealing °C Quenching °C Tempering °C Yield Point (Y.P)Kgf/ Tensile Strength (T.S)Kgf/ Elongation (EL)% twist % Hardness HB 820-870 Air Cooling >35 >58 >20 ---- 167-229 Bend Axle Axles 810 Furnace Cooling ---- 820-870 Water Cooling 550-650 Quenching ---- ---- ---- ---- 137-170 ---- ---- >50 >70 >17 >45 204-269 var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");document.write(unescape("%3Cscript src=&apos;" + gaJsHost + "google-analytics.com/ga.js&apos; type=&apos;text/javascript&apos;%3E%3C/script%3E"));try {var pageTracker = _gat._getTracker("UA-11099815-1");pageTracker._trackPageview();} catch(err) {}

Main Export Market

Asia, Middle East, Europe, Africa, South America, Oceania, Other

Payment Details

  • Payment Terms : TT ,L/C

Last Update : 2016-11-15
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( Ms.Fang Sharon , GOLDEN ASIA INDUSTRIAL CO., LTD. )

 
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