Jiangsu Hongbao Group Co., Ltd.
Jiangsu Hongbao Group Co., Ltd. Manufacture since 1958
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EN10305 E235 WT0.5 Precision Steel Tube , Hydraulic Cylinder Seamless Tube and Pipe
Description:
Precision steel tubes and hydraulic cylinder seamless tubes are essential components in various industrial applications. These tubes are manufactured with high accuracy, ensuring excellent dimensional stability and strength. Their seamless design provides enhanced durability and resistance to pressure, making them ideal for hydraulic systems. These tubes are often used in automotive, aerospace, and machinery sectors, where reliability and performance are critical. With superior surface finish and uniformity, they facilitate optimal fluid flow and contribute to efficient operations in demanding environments.
| Product Type | Seamless Carbon Steel Pipe / Line Pipe | |
| Size | Outer Diameter | Seamless:17-914mm 3/8"-36" |
| Wall Thickness | SCH10 SCH20 SCH30 STD SCH40 SCH60 XS SCH80 SCH100 SCH120 SCH140 SCH160 XXS | |
| Length | 5m-14m or as customer's actual request | |
| Ends | Plain end/Beveled,protected by plastic caps on both ends, cut quare,grooved,threaded and coupling,etc. | |
| Technique | Hot Rolled Or Cold Rolled | |
| Standard | API A106 GR.B A53 Gr.B seamless steel pipe / ASTM A106 Gr.B A53 Gr.B steel tube AP175-79, DIN2I5L , ASTM A106 Gr.B, ASTM A53 Gr.B, ASTM A179/A192/A213/A210 /370 WP91, WP11,WP22 DIN17440, DIN2448,JISG3452-54 | |
| Material | API5L,Gr.A&B, X42, X46, X52, X56, X60, X65, X70, X80, ASTM A53Gr.A&B,ASTM A106 Gr.A&B, ASTM A135, ASTM A252, ASTM A500, DIN1626, ISO559, ISO3183.1/2, KS4602, GB/T911.1/2,SY/T5037, SY/T5040 STP410,STP42 | |
| Surface Treatment | Bare, Painting black, varnished, galvanized, anti-corrosion 3PE PP/EP/FBE coating, transparent oil, epoxy coating, etc. | |
| Shapes | Round, Square, Rectagular, Oval, Special Shape according to csutomer's requirement | |
| Technical Methods | Hot-rolled/Cold-drawn/Hot-expanded | |
| Testing Methods | Pressure test, Flaw detection, Eddy current testing, Hydro static testing or Ultrasonic examination and also with chemical and physical property inspection, Chemical Component Analysis, Mechanical Properties, Exterior Size Inspection, hydraulic testing etc. | |
| Packaging | Small pipes in bundles with strong steel strips, large pieces in loose; Covered with plastic woven bags; Wooden cases; Suitable for lifting operation ; Loaded in 20ft 40ft or 45ft container or in bulk; Also according to customer's requests | |
| Application | 1. Automotive and mechanical pipes. 2. Petroleum cracking pipes. 3. High Pressure Boiler Pipe. 4. Low and middle pressure fluid transportation pipeline. 5. Chemical fertilizer equipment pipes. 6. Heat exchanger pipes 7. Conveying oil gas and water | |
| Advantages | 1. Reasonable price with excellent quality 2. Abundant stock and prompt delivery 3. Rich supply and export experience, sincere service 4. Reliable forwarder, 2-hour away from port. | |
Chemical Composition:
| Steel Grade | C | Si | Mn | p | s | Cr | Ni | AI |
| 20# | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | 0.250 | 0.250 | / |
| 45# | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | 0.035 | 0.035 | 0.250 | 0.300 | / |
| Q345B | ≤0.2 | ≤0.5 | 1.00-1.60 | 0.030 | 0.030 | 0.300 | 0.250 | / |
| Q345D | ≤0.2 | ≤0.5 | 1.00-1.60 | 0.030 | 0.030 | 0.250 | 0.250 | 0.015 |
| 25Mn | 0.22-0.29 | 0.17-0.37 | 0.70-1.00 | 0.035 | 0.035 | / | / | / |
| 27SiMn | 0.24-0.32 | 0.10-.014 | 1.10-1.40 | 0.035 | 0.035 | 0.300 | 0.300 | / |
| E355/St52 | ≤0.22 | ≤0.55 | ≤1.6 | 0.025 | 0.025 | 0.250 | 0.250 | / |
| SAE1026 | 0.22-0.28 | 0.15-0.35 | 0.60-0.90 | 0.050 | 0.050 | / | / | / |
Mechanical Property:
| Steel Grade | Rm Mpa | Reh Mpa | Elongation Mpa | Rm Mpa | Elongation |
| 20# | ≥520 | ≥375 | ≥15 | ≥550 | ≥8 |
| 45# | ≥600 | ≥520 | ≥10 | ≥640 | ≥5 |
| 16Mn Q345B Q345D | ≥600 | ≥520 | ≥14 | ≥640 | ≥5 |
| 25Mn | ≥600 | ≥510 | ≥15 | ≥640 | ≥5 |
| 27SiMn | ≥760 | ≥610 | ≥10 | ≥800 | ≥5 |
| St45 | ≥520 | ≥375 | ≥15 | ≥550 | ≥5 |
| E355(st52) | ≥600 | ≥520 | ≥14 | ≥640 | ≥5 |
| SAE1026 | ≥600 | ≥510 | ≥15 | ≥640 | ≥5 |
| Process | Diameter | Length | Precision | Inner Hole Roughness |
| Cold Rolled | 30-100mm | ≤12 m | H8-H10 | 0.4-1.6 |
| Cold Draw | 30-250mm | ≤12 m | H8-H10 | 0.8-1.6 |
| Honing | 40-500mm | ≤12 m | H8-H9 | 0.4-0.8 |
| Rolling | 40-400mm | ≤7 m | H8 | 0.4 |
| Inner Diameter | H8 | H9 | H10 |
1. OD:10mm-219mm
2. WT:1.2mm-45mm
3. Good supplier,perfect steel brand
4. High quality,high precision, favorable price, good after-sale service
Advantage:
1. Our company produce various specifications,models as per standards
2. Using high -quality material and advanced production technology and equipment for processing
3. Applicable to a humid climate and the harsh corrosive enviroment
4. Products has been exported to Europe,North American,the Middle East,South East Asia,Africa,Asia,European,other countries and regions
5. We are Trade-assurance company,Place orders online,get full protection
