Precision 20# Seamless Carbon Steel Tubes High Quality Carbon Steel Pipes 20# Material
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| Customization: | Available |
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| After-sales Service: | Warranty |
| Warranty: | 20year |
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Basic Info.
- Model NO.
- OD: 10-260mm
- Type
- Seamless
- Technique
- Cold Rolled/Cold Drawn
- Material
- Carbon Steel
- Surface Treatment
- Bright Tube
- Usage
- Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Mining, Construction & Decoration, Special Purpose
- Section Shape
- Round
- Raw Material
- 10# 20# 35# 45# 20cr 40cr 20crmn 304 201 310S
- Production Process
- Cold Rolled / Cold Drawn
- Surface
- Bright
- Alloy or Not
- Ordinary Carbon Steel or Alloy
- Pipe Type
- Seamless Pipes
- Diameter
- 8mm-380mm
- Wall Thickness
- 1.0mm-30mm
- Outer Diameter
- 10mm-250mm
- Application
- Pipeline Transport, Boiler Pipe, Hydraulic/Automo
- MOQ
- 1 Ton
- Shape
- Round
- Price Term
- CIF CFR Fob Ex-Work
- Brand
- Hanbang
- Tolerance
- +/-0.1mm
- Transport Package
- Standard Airworthy Packaging
- Specification
- 10mm-260mm diameter
- Trademark
- Shandong Hanbang
- Origin
- China
- HS Code
- 730431900
- Production Capacity
- 100000ton/Year
Product Description
1.Mechanical parts manufacturing: Due to its high precision and lightweight characteristics, precision tubes are widely used in the manufacture of high-precision shafts, tubes, rollers, pins and other mechanical parts.
2.Automobile Manufacturing: In the automotive industry, precision tubes are used to manufacture key components such as cylinders, sensors, fuel injection systems, and exhaust systems.
3.Aerospace: Precision tubes have important applications in the aerospace field due to their high precision, heat resistance, corrosion resistance and high wear resistance, such as engines, leading edge flaps, missile control systems and other parts.
4.Medical devices: The solid material and strong pressure-bearing capacity of precision tubes make them suitable for use in the manufacture of medical devices, including pharmaceutical tubing and various medical devices.
5.Hydraulic equipment: Small-diameter precision tubes are particularly suitable for hydraulic equipment due to their high dimensional accuracy and good surface finish. In addition, precision tubes are also used to manufacture conventional weapons, gun barrels, shells, etc., showing their importance in the defense industry. Overall, precision tubes have a wide range of applications, from machinery manufacturing to aerospace, from the automotive industry to medical devices, and play an irreplaceable role.
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Product Name
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Seamless Carbon Precision steel pipe
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Standard
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GB, BSEN, ASTM, DIN EN, JIS, ISO, KS
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| Type | Seamless |
| Technique | Cold Rolled |
| Material | Carbon steel, stainless steel, alloy steel |
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Outer Diameter
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8-380mm ( Or customized according to customer requirements )
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Wall Thickness
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1-20mm ( Or customized according to customer requirements )
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Length
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6m,12m or as per customer's requirements
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| Tolerance | ±0.1mm |
| Usage | Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose |
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Packing
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In bundles tied with steel stripes
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Payment Term
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30%T/T Advance + 70% Balance
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Delivery Time
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Within 7-60 days after signing the contract or as your requirement
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Delivery condition
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Beveled or Plain end with varnish/2PP/2PE/3PE/3PP anticorrosive coatingas per clients confirmation ; With or without protecting
caps as percustomer's requirements;with FBE internal coating for water steel pipes.
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Material
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Q195/Q235/Q345/10#/20#/35#/45#/ 20cr/40Cr/ 20crmo/35CrMo, etc.
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Usage
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for petroleum/ natural gas pipeline , for conveying water,drainage,coal gas, mineral slurry and other low-middle pressure
liquids. Also for chemical industry, building structure,heat-supply and pile driving projects.
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Export to
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Canada, USA, Argentina,Peru, Chile, Colombia, Brazil, Venezuela,Malaysia, Singapore, the Czech Republic, Australia, Myanmar,
Kenya, South Africa, Spain, Italy, France, England, the Netherlands,Belgium, etc
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Certificates
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ISO9001: 2008, CE, FPC, CPR (89/106/EEC), PED (97/23/EC), API 5CT, API 5L
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Chemical composition(%) of precision pipe's commin grade
| Standard | Grade | C | Si | Mn | s | p | Cr |
| GB/T 699 GB/T 3639 GB3077 GB/T1591 GB/T 8163-2018 |
10# | 0.07~0.13 | 0.17~0.37 | 0.35~0.65 | ≤0.035 | ≤0.035 | \ |
| 20# | 0.17~0.23 | 0.17~0.37 | 0.35~0.65 | ≤0.035 | ≤0.035 | \ | |
| 35# | 0.32~0.39 | 0.17~0.37 | 0.35~0.65 | ≤0.035 | ≤0.035 | \ | |
| 45# | 0.42~0.50 | 0.17~0.37 | 0.50~0.80 | ≤0.035 | ≤0.035 | \ | |
| 40Cr | 0.37~0.44 | 0.17~0.37 | 0.50~0.80 | ≤0.035 | ≤0.035 | 0.08~1.10 | |
| 25Mn | 0.22~0.29 | 0.17~0.37 | 0.70~1.00 | ≤0.035 | ≤0.035 | ≤0.25 | |
| Q345B | ≤0.20 | ≤o.50 | ≤1.7 | ≤0.035 | ≤0.035 | ≤0.3 | |
| 37Mn5 | 0.30~0.39 | 0.15~0.30 | 1.20~1.50 | ≤0.015 | ≤0.020 | \ |
Mechanical Properties of seamless steel pipe
| Steel material | Tensile Strength Mpa | Yield strength Mpa | Elongation % |
Hardness | Straightness |
| 20# | ≥510 | ≥245 | ≥25 | ≤156HB | 0.3~1.0 |
| 45# | ≥647 | ≥355 | ≥16 | ≤HRC62 | 0.3~1.0 |
Size tolerance
| OD | Standard tolerance | Special tolerance | |||
| Outer Diameter | GB/T3639 | DIN2391 | EN10305 | O D | thickness |
| 4mm-20mm | ±0.10 mm | ±0.08 mm | ±0.08 mm | ±0.05mm | ±0.05mm |
| 20mm-30mm | ±0.10 mm | ±0.08 mm | ±0.08 mm | ±0.08 mm | ±0.08 mm |
| 31mm-40mm | ±0.15 mm | ±0.15 mm | ±0.15 mm | ±0.10 mm | ±0.08 mm |
| 41mm-60mm | ±0.20 mm | ±0.20 mm | ±0.20 mm | ±0.15 mm | ±0.15 mm |
| 61mm-80mm | ±0.30 mm | ±0.30 mm | ±0.30 mm | ±0.20 mm | ±0.20 mm |
| 81mm-120mm | ±0.45 mm | ±0.40 mm | ±0.40 mm | ±0.30 mm | ±0.30 mm |
Our 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.
The 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.
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.
1. Q: Are you a manufacturer?
A:Yes, we are manufacturers. We have our own factory and our own company. I believe we will be the
most 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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