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Precision Carbon Steel Pipe for Wholesale and Precision Tube High Quality1
Steel ProductsThick Wall Steel PipeThick Wall Seamless Steel Pipe
Shandong Hanbang Materials Co., Ltd.
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Product Description Product DescriptionPrecision tube is a high-precision, high-brightness seamless steel tube produced through cold drawing or cold rolling processes. Its inner and outer diameter dimensions can be accurate to within 0.2mm. It ensures bending and torsional strength while being light in weight, so it is widely used in manufacturing precision mechanical parts and engineering structures. It is also commonly used to produce various conventional weapons, barrels, shells, bearings, etc.Precision steel pipe is a high-precision cold-drawn seamless steel pipe with the characteristics of high accuracy in inner and outer diameter dimensions, wall thickness, good surface finish, smooth inner and outer surfaces, and no impact burrs. Precision steel pipes are usually made of carbon steel, alloy steel, stainless steel and other materials, and are widely used in manufacturing machines, automobiles, aerospace, health equipment and other fields.Mechanical parts manufacturing: As a raw material for mechanical parts processing, precision steel pipes are widely used in the manufacturing of high-precision shafts, tubes, rollers, pins, etc.Automobile manufacturing: Precision steel pipes are used in components such as cylinders, sensors, fuel injection systems, and exhaust systems in automobile manufacturing.Aerospace manufacturing: Due to the characteristics of high precision, thermal strength, corrosion resistance and high wear resistance, precision steel pipes are widely used in engines, leading edge flaps, missile control systems and other parts in the aerospace industry.Instrument and medical equipment manufacturing: Precision steel pipes are strong, corrosion-resistant and pressure-resistant. They are widely used in high-precision instrument manufacturing, pharmaceutical pipelines, medical equipment and other fields.Hanbang Precision steel pipe is a key material used in manufacturing high-precision and high-performance mechanical equipment. It has excellent physical and mechanical properties and is widely used in aerospace, automobile manufacturing, petrochemical and other fields. Material characteristics: 1. High precision: Precision steel pipes have high diameter accuracy and wall thickness accuracy, and can meet the accuracy requirements of various mechanical equipment. 2. Excellent mechanical properties 3. Good corrosion resistance 4. Excellent processing performance Production process: The production process of precision steel pipes mainly includes steps such as cold drawing, cold rolling and cold extrusion.1. Cold drawing: The most common production process of precision steel pipes is cold drawing, which means cold processing of hot-rolled steel pipes, and drawing them to make the diameter and wall thickness meet the requirements.2. Cold rolling: The cold rolling process is to cold process the hot-rolled steel billet. Through multiple passes of rolling and drawing, the size of the steel pipe is gradu. Application fieldsPrecision steel pipes are widely used in aerospace, automobile manufacturing, petrochemical and other fields, with the following typical applications:1. Aerospace field: Precision steel pipes are used to manufacture high-pressure, high-temperature hydraulic systems and gas systems such as aircraft engines, missiles and rockets.2. Automobile manufacturing field: Precision steel pipes are used to manufacture key components such as automobile chassis, engines and transmissions to improve the safety and reliability of automobiles.3. Petrochemical industry: Precision steel pipes are used in oil and natural gas extraction and transportation pipelines. They have the characteristics of high pressure resistance and corrosion resistance to ensure the safe operation of petrochemical equipment.4. Machinery manufacturing field: Precision steel pipes are used to manufacture various precision instruments, meters and mechanical parts, such as high-precision bearings, instrument cases, etc.ally adjusted and controlled.3. Cold extrusion: The cold extrusion process is to heat the steel billet to an appropriate temperature and then extrude it through a special die to form a hollow pipe. The cold extrusion process can produce precision steel pipes with uniform wall thickness and high internal and external surface finish.Detailed Photos Thickness±10% (smallest±0.12mm) 0.5-0.81-1.21.5-1.82 outer diameterInner diameter (nominal value and allowable deviation)SizeAllowable deviation4±0.103±0.302.4±0.302±0.30 65±0.254.4±0.254±0.253.6±0.3087±0.206.4±0.206±0.205.6±0.305±0.304.4±0.354±0.35109±0.158.4±0.158±0.207.6±0.257±0.256.4±0.306±0.301211±0.15l0.4±0.1510±0.159.6±0,209±0.208.4±0.258±0.251413±0.1012.4±0.1012±0.1011.6±0.1511±0.1510.4±0.2010±0.201615±0.1014.4±0.1014±0.1013.6±0.1013±0.1012.4±0.1512±0.152524±0.1023.4±0.1023±0.1022.6±0.1022±0.1021.4±0.1021±0.10-2625±0.1024.4±0.1024±0.1023.6±0.1023±0.1022.4±0.1022±0.102827±0.1026.4±0.1026±0.1025.6±0.1025±0.1024.4±0.1024±0.103029±0.1028.4±0.1028±0.1027.6±0.1027±0.1026.4±0.1026±0.1035 34±0.1533.4±0.1533±0.1532.6±0.1532±0.1531.4±0.153l±0.153837±0.1536.4±0.1536±0.1535.6±0.1535±0.1534.4±0.1534±0.154039±0.1538.4±0.1538±0.1537.6±0.1537±0.1536.4±0.1536±0.1545 43±0.2042.6±0.2042±0.2041.4±0.2041±0.205048±0.2047.6±0.2047±0.2046.4±0.2046±0.2055±0.25 53±0.2552.6±0.2552±0.2551.4±0.255l±0.256058±0.2557.6±0.2557±0.2556.4±0.2556±0.2570 68±0.3067.6±0.3067±0.3066.4±0.3066±0.3076±0.35 74±0.3573.6±0.3573±0.3572.4±0.3572±0.358078±0.3577.6±0.3577±0.3576.4±0.3576±0.3590±0.40 87±0.4086.4±0.4086±0.40100±0.45 96.4±0.4596±0.45110±0.50 106±0.50120116±0.50150±0.75 180±0.90 200±1.0 Chemical composition(%) of precision pipe's commin gradeStandardGradeCSiMnspCrGB/T 699GB/T 3639GB3077GB/T1591GB/T 8163-201810#0.07~0.130.17~0.370.35~0.65≤0.035≤0.035\20#0.17~0.230.17~0.370.35~0.65≤0.035≤0.035\35#0.32~0.390.17~0.370.35~0.65≤0.035≤0.035\45#0.42~0.500.17~0.370.50~0.80≤0.035≤0.035\40Cr0.37~0.440.17~0.370.50~0.80≤0.035≤0.0350.08~1.1025Mn0.22~0.290.17~0.370.70~1.00≤0.035≤0.035≤0.25Q345B≤0.20≤o.50≤1.7≤0.035≤0.035≤0.337Mn50.30~0.390.15~0.301.20~1.50≤0.015≤0.020\Conventional mechanical properties of precision pipeStandardGradeDelivery ConditionsBK(hard)BKW(soft)Tensil Stength(MPa)Make percentage elongation(%)Tensile stength(MPa)Make percentage elongation(%)GB/T 3639GB 307720#≥550≥10≥490≥1525Mn≥600≥12≥540≥15Q345B≥620≥12≥550≥1545#≥645≥8≥625≥1540Cr≥784≥14\\37Mn5≥784≥14\\Dimensional tolerances of inner diameter StandardInner Diameter(mm)Inner Diameter Deviation(mm)GB1801-79H7H8H9H10300~+210~+330~+520~+8430-500~+250~+390~+620~+10050-800~+300~+460~+740~+12080-1200~+350~+540~+870~+140120-1800~+400~+630~+1000~+160180-2500~+460~+720~+1150~+185250-3150~+520~+810~+1700~+210315-4000~+570~+890~+1400~+230 Process flowQuality inspectionClients Company ProfileOur company is a collection of R & D, production, management as one of the group company, the company and subsidiaries mainly produce carbon steel series, stainless steel series, galvanized series, aluminum series and PPGI, PPGL series and other products of modern enterprises. The company covers an area of 36,000 square meters and employs more than 500 people. The leading products are seamless steel pipe, carbon steel bar, color coated plate and aluminum foil, which are famous brand products in Shandong Province. Hanbang Brand is a well-known brand in China. The company won the seventh Mayor Quality Award. It is the single champion enterprise in Shandong Province, the quality benchmark enterprise in Shandong Province, the national contract-abiding and credit-keeping enterprise, and the national "Architectural Decoration color Steel Plate" and other 16 national, industrial and group standards. Prepare the units. Products are exported to Russia, Canada, Australia, Africa, South America, Southeast Asia and other more than 40 countries and regions.Factory IntroductionThe mechanical engineering workshops of our factory are all equipped with numerical central control ,Our factory has been constantly improving the platform construction, improving the quality of technical team,strengthening the invention of products category, formed complete R & D system and production quality management system, wined high reputation in the iron and steel industry.Packaging & Shipping 1. wood pallet packing cover with water-proof paper 2. steel pallet packing cover with water-proof paper 3. wood box packing 4. steel pallet packing cover with steel box 5. in bundles with steel strip no extra packing 6. packaged as customers' requirments.FAQ1. Q: Are you a manufacturer?A:Yes, we are manufacturers. We have our own factory and our own company. I believe we will be themost suitable supplier for you.2. Q: Can we visit your factory?A: Sure, we welcome you to visit our factory , check our production lines and know more about our strength and quality.3. Q: Do you have quality control system?A: Yes, we have ISO, BV, MTC, certifications and our own quality control laboratory.Third party testing services are also available.4. Q: Can you arrange the shipment for us?A: Yes, we have designated sea freight and railway freight forwarders with decades of experiences and we get the best price with earlist vessel and professional service.5. Q: How long is your delivery time?A: Generally it is 7days if we have the exact goods in our stock. If not, it will take around 15-20 days to get goods ready for delivery.6. Q: Can I get some samples?A: We are glad to provide free samples to you, but we do not offer the freight.7. Q: What is your after-sale service?A: We provide after-sale service and offer 100% guarantee on our products.8. Q: What is your MOQ?A: 1Ton
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