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China, Chinese DIN 2391 St 52 Skived Roller Burnished Honed Tube1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Steel ProductsAlloy SteelHoned TubeHydraylic Cylinder
Shandong Liaocheng Yuanhetai Steel Products Co., Ltd.
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Product Description Product DescriptionHoned tube for hydraulic cylinderStandardDIN2391, EN10305, JIS G3445, ASTM A519, GB/T 8713...MaterialST45, ST52, E355, E355SR, STKM13C, SAE1026, 20#, Q235B, CK45...Heat treatmentBK+SSpecificationOuter diameter(mm) Inner diameter(mm) 50-300mm40-250I.D ToleranceH8-H9Length3-9m (Customers usually choose the 4~5.8m)Straightness1/1000ID roughnessRA 0.4micron(max)TechnologyHoned & SRB(SKIVED AND ROLLER BURNISHED )ScopeHoned tube for hydraulic cylinder, swivel crane, injection machine and construction machine applicationProduct DescriptionHydraulic Cylinder Honed TubeStandard: ASTM A519, DIN2391, EN10204-1Grade: 1020, C45, ST52, ST52.3, 27SiMn, 25MnTechnology: Cold Drawn, Cold roll, Honed, Skived, BurnishedApplication: construction machinery, metallurgical machinery, plastic machinery, mining machinery, road construction machinery, hydraulic and pneumatic cylindersSizeManufacturing ProcessTube IDLengthStraightness Dimensional AccuracyTolerance on IDInner Bore RoughnesshoningΦ40-800mm≤13m0.2-0.3mmH8~H9±8%<=0.8 umChemical CompositiongradeCSiMnPSCrNiCuVAl10200.17-0.230.17-0.370.35-0.65<=0.035<=0.035<=0.25<=0.30<=0.25--C450.42-0.500.17-0.370.50-0.80<=0.035<=0.035<=0.25<=0.30<=0.25--16Mn0.13-0.190.20-0.601.20-1.60<=0.030<=0.030<=0.030<=0.30<=0.25--27SiMn0.24-0.321.10-1.401.10-1.40<=0.035<=0.035<=0.30<=0.30<=0.20--ST52<=0.20<=0.50<=1.70<=0.035<=0.035<=0.30<=0.50<=0.30<=0.15-ST52.3<=0.18<=0.50<=1.70<=0.030<=0.25<=0.30<=0.50<=0.30<=0.15≥0.015Mechanical PropertyGradeCold finished (hard) (BK)Cold finished (hard) (BK+S)HardnessImpact Value (-20°C) JT.S bN/mm2Elongation 85%T.S bN/mm2Y.S SN/mm2Elongation 85%1020≥550≥8≥520≥400≥15170--C45≥680≥5≥630≥520≥12190--16Mn≥640≥5≥600≥520≥14160--27SiMn≥780≥5≥700≥580≥10220--ST52≥660≥8≥620≥520≥15190--ST52.3≥660≥8≥620≥520≥15190≥27Size Tolerance(mm) ID sizeID Tolerance WT ToleranceH7H8H9H10H1130+0.0210+0.0330+0.0520+0.0840+0.1300 ±5% >30-50+0.0250+0.0390+0.0620+0.1000+0.1600>50-80+0.0300+0.0460+0.0740+0.1200+0.1900>80-120+0.0350+0.0540+0.0870+0.1400+0.2200>120-180+0.0400+0.0630+0.1000+0.1600+0.2500>180-250+0.0460+0.072+0.1150+0.1850+0.2900>250-315+0.0520+0.0810+0.1300+0.2100+0.3200>315-800+0.0570+0.0890+0.1400+0.2300+0.3600 ODToleranceODTolerance≤Φ40±0.15Φ160~200±0.80Φ40~60±0.25Φ200~240±1.00Φ60~80±0.30Φ240~340±1.50Φ80~100±0.40Φ340~440±2.00Φ100~160±0.50Φ440~520±2.50 ApplicationGenerally, seamless pipes are made of 10, 20, 30, 35, 45 and other high-quality carbon steel 16Mn, 5MnV and other low-alloy structural steel or 40Cr, 30CrMnSi, 45Mn2, 40MnB and other combined steel hot-rolled or cold-rolled. Seamless pipes made of low carbon steel such as 10 and 20 are mainly used for fluid transportation pipelines. 45, 40Cr and other medium carbon steel seamless pipes are used to manufacture mechanical parts, such as the stressed parts of automobiles and tractors.Product DescriptionWe are professional High Precision cold drawn seamless honed Tubes factory from chinaGrade: ST52,ST52.3,CK45,Q345B,EN355,16Mn,STKM13C,SAE1020/1026/4140,42CrMo,TP304/316 etc.OD metric size: 30 to 2000 mmOD imperial size: 1.5" to 50" (inch)Length: max 20 MeterStraightness: <0.5 mm/mTolerance OD: DIN 2391Tolerance ID: ISO H8, H9, H10Roughness(Ra): <0.8Type: BK+S,high precision cold drawn,seamless honed,burnished Advantage of Product1)Professional & skilled, reliable.2)One-stop total solution3)ready stock goods with fast delivery4)Customizable: Non-standard sizes are also available5)Small quantity is acceptable6)Cash back: Refund or replacement for any product faulty Company ProfileLiaocheng Xinglong Seamless Pipe Manufacturing Co., Ltd. was established in 2004 and covers an area of 15,000 square meters. The total assets exceed 250 million yuan. The company has 850 employees, including 180 technicians. The annual output is 60,000 tons. We have also established an effective and complete quality control system. In 2006, our company passed the ISO9001 quality system certification. And in 2009 began to run in accordance with API 5L and API 5CT. Standards: Gb8162-2008, Gb8163-2008, Gb3087-2008, Gb5310-1995, Gb6479-2000, ASTM A53, ASTM A106, API 5L, API 5CT, DIN, JIS, etc. Our company is equipped with sophisticated manufacturing and testing equipment. We have our own R&D team, developed the intellectual property rights of key technologies, and launched a large number of new products. The R&D department has joined a number of scientific research institutes and hired senior steel researchers. We have good quality control on the production of steel pipes, aluminum plates, copper plates and other products. Welcome to consult and look forward to working with you!Packaging & ShippingFAQ:1. Q: Are you a factory or a trading company?A: We not only have our own factory but also have own trading company.2. Q: Can you provide samples?A: Yes, if the sample is available in stock.3. Q: Can you arrange the shipment?A: Sure, we have permanent freight forwarder who can gain the best price from most ship company and offer professional service. 4. Q: What is the delivery time?A: It is based on the order, normally 15 - 20 days after receiving the deposit or L/C at sight.5. Q: Do you have quality control?A: Yes, we have gained BV, SGS authentication.6. Q: What are your payment terms?A: T/T, 30% advance, and balance against the copy of B/L within 3-5 days OR 100% irrevocable L/C at sight.
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