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Stkm13c Honed Cylinder Tube for Hydraulic Systems with Superior Roundness and Surface Finish1
Steel ProductsHydraulic Cylinder PipeHoned Tube
East Ai Machinery Co., Limited
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Product Description FEATURED PRODUCTSDescriptionName : honed tubes, honing pipe, hydraulic cylinder tubes, pneumatic cylinder tubes, honed pipe, honing tube, seamlesshoned steel tube, precision tubes, cold drawn honed tubes, skived tubes, skived and roller burnished tubes, skived pipes,SRB tube, SRB pipe, hydraulic SRB tube, hydraulic cylinder skived tubesEAST AI presents the E355 C20 DIN2391 St52 Steel Honed Tube, designed for hydraulic cylinders with precise H7, H8, H9 tolerances. This high-quality steel tube ensures exceptional durability and precision, meeting industrial standards for robust hydraulic applications.Popular standard and steel grade:EN10305-1E355 E235 E410 E470 C45EDIN2391-1ST52 ST45 ST52.3ASTM A519SAE1020 SAE1045 SAE1026GB/T20# 45# 16Mn Q345B Q345D Q345E 42CrMo 27SiMnApplication: hydraulic cylinder, pneumatic cylinder,Jack, cylinder barrelManufacture Method: cold drawn, cold rolled, Hot rolled+Deep Hole Boring Heat Treating Method/Delivery Condition:BKBKSGBKNBKQ+T+C+SR+A+NQ+TCold drawnStress relievedAnnealedNormalizedQUENCHED + TEMPEREDHydraulic & pneumatic tube size and parameters:ManufacturemethodCylinder ID (mm)Length(m)Straightness(mm/m)Toleranceon IDToleranceon WTRoughness(μm)Cold drawn40-420≤16M0.2-0.5Depends onrequirement±8%0.8-1.6Cold rolled30-100≥14M0.2-0.5Depends onrequirement±5%0.8-1.2Cold drawn-honed40-42014M0.2-0.3H8-H9±8%0.2-0.8Cold drawn-skived & burnished40-3009M0.2-0.3H8-H9±8%≤0.4Deep hole boring- honed50-100012M0.2-0.3H8-H9±8%≤0.8Deep hole boring- skived50-3009M0.2-0.3H8-H9±8%≤0.4Mechanical property:Final SupplyConditionCold finished(Hard)(BK)Cold drawn and stress-relieved (BK+S or + SR)Hardness HBParametersT.SobN/mm2Elongationδ5%T.SobN/mm2Y.SOsN/mm2Elongationδ5%20# (A106B, ST45, E255)>=550>=8>=520>=375>=1217545#(CK45)>=650>=5>=600>=500>=10190Q345B(ST52, E355)>=640>=5>=600>=520>=1519025Mn>=640>=5>=600>=510>=1519527SiMn>=840>=5>=720>=600>=10210Chemical Properties: MaterialC%Mn%Si%S%P%20#0.17-0.230.35-0.650.17-0.37≤0.035≤0.035ST45≤0.21≥0.4≤0.35≤0.025≤0.025E255≤0.210.4-1.1≤0.35≤0.025≤0.02545#0.42-0.500.50-0.800.17-0.37≤0.035≤0.035Q345B≤0.20≤1.70≤0.50≤0.035≤0.035E355≤0.22≤1.6≤0.55≤0.025≤0.025ST52≤0.22≤1.6≤0.55≤0.04≤0.0425Mn0.22-0.290.70-1.00.17-0.37≤0.035≤0.03527SiMn0.24-0.321.10-1.401.10-1.40≤0.035≤0.035Tolerance on ID: IDTolerance for ID (μm)H7H8H9H1030+210+330+520+840>30-50+250+390+620+1000>50-80+300+460+740+1200>80-120+ 350+ 540+870+1400>120-180+400+630+1000+1600>180-250+460+720+1150+1850>250-315+520+810+1400+2100>315-400+570+890+1700+2300Part of size list (ID*OD) 40*50 100*127 240*27340*55 110*130 250*26650*60 120*140 250*28050*63 120*145 250*30060*70 125*140 280*32360*73 125*145 280*32563*73 140*165 300*32063*76 140*168 300*35670*80 150*180 320*34070*82 160*184 320*35670*85 160*194 320*37080*90 170*200 350*37080*92 180*210 400*42080*95 200*216 80*100 200*220 90*102 200*232 90*105 200*245 100*114 220*250 100*121 220*273 PROFESSIONAL TESTINGPRODUCTION PROCESSCompany ProfileOur AdvantagesPackaging & ShippingFAQQ1: Are You Manufacture or Trade Company? We are manufacture,we have 10 years experience for supply Metal material and products in domestic.Q2: How can we guarantee quality? Always a pre-production sample before mass production;Always final Inspection before shipment;Q3: What is your terms of payment ?1.T/T: 30% deposit in advance, the balance 70% paid before shipment2.30% down payment, the balance 70% paid against L/C at sight3.Upon negotiationQ4: Can you provide Certificates for aluminum materials ? Yes,we can supply MTC-Material Test Certificate.Q5: Can you provide sample? Yes, we can provide you sample, but you need to pay for the sample and freight firstly. We will return the sample fee after you make an order.
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