Best Price 4140 Alloy Steel Pipe Hollow Bar Steel Tube
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Product Highlights
- 100% Quality Inspection: Includes ultrasonic testing, magnetic particle testing, and penetration testing for all products.
- Customized Dimensions: Sizes and tolerances are fully customizable based on customer CAD/Dxf/STP drawings.
- Wide Material Range: Supports Stainless Steel, Alloy Steel, Brass, Bronze, Aluminum, Titanium, and Copper.
- Advanced Heat Treatment: Computer-controlled quenching and tempering to meet specific mechanical performance requirements.
- Comprehensive Surface Treatment: Options include Zinc plating, Chrome plating, Anodizing, Sandblast, and Dacromet.
- OEM/ODM Expertise: Professional service for custom design, tooling manufacturing, and assembly.
- 1-Year Warranty: Covers mechanical defects with a 12-month quality guarantee period.
- Multiple Certifications: Products certified with ISO9001, CCC, CE, SGS, and TS16949.
Product Attributes
- Customization
- Available
- After-sales Service
- 1 Year
- Type
- Forging Operation
- Model NO.
- 1256
- Forging Forming Method
- Mold Forging
- Power Source
- Hydraulic Pressure
- Feature
- High Efficiency
- Certification
- CCC, ISO9001, CE
- Warranty
- 12 Months
- Customized
- Customized
- Advantage
- Use Widely
- Condition
- New
- Quality Guarantee
- 1 Year
- Heat Treatment
- as Your Request
- Hardness
- as Your Request, Hb, HRC...
- Size
- Customized
- Finishing
- Anodized, Chrome Plating, Sandblast
- Standards
- DIN, ASTM, GB, JIS, ANSI, BS
- Drawing
- CAD/Dxf/STP/Rough Drawings
- Quality Control
- 100% Inspection
- Package
- Exporting Standard Packaging
- Service
- Expert of OEM ODM
- Application
- Oil and Gas Industry
- Transport Package
- Wood Cage or as Your as Your Request Investment C
- Specification
- According to the drawing
- Trademark
- No OR OEM
- Origin
- Ningbo, China (Mainland)
- HS Code
- 7318290000
- Production Capacity
- 5000 Piece/Pieces Per Month
- Package Size
- 450.00cm * 320.00cm * 240.00cm
- Package Gross Weight
- 300.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Best Price 4140 Alloy Steel Pipe Hollow Bar Steel Tube -
Best Price 4140 Alloy Steel Pipe Hollow Bar Steel Tube -
Best Price 4140 Alloy Steel Pipe Hollow Bar Steel Tube -
Best Price 4140 Alloy Steel Pipe Hollow Bar Steel Tube -
Best Price 4140 Alloy Steel Pipe Hollow Bar Steel Tube -
Best Price 4140 Alloy Steel Pipe Hollow Bar Steel Tube -
Best Price 4140 Alloy Steel Pipe Hollow Bar Steel Tube
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Product Description
Best Price 4140 Alloy Steel Pipe Hollow Bar Steel Tube
| 1, Raw material: | use ESR ingot. ESR need to melt twice, secondary refining process.Non metallic inclusions in steel are absorbed by slag. |
| 2, Heat | Natural gas heating furnaces are monitored and controlled by computer programs to ensure precise heating within set time and temperature range as required. |
| 3, Forging | Calculate the appropriate forging ratio based on the shape to avoid material waste. Select appropriate equipment for forging. Make the product undergo complete forging and pressing. |
| 4, Normalized: | can improve the toughness of steel |
| 5, Aligning | For shaft, roller, round bar |
| 6, Pre-machining | Remove surface oxide scale and inspect for defects. More conducive to complete immersion during tempering. |
| 7, Make UT | Qualified technicians shall conduct ultrasonic testing operations. Ensure that the product is 100% inspected and qualified. Magnetic particle testing and penetration testing can also be performed. |
| 8, Heat treatment: | Quenching&Tempering, to meet mechanical performance requirements.We will manufacture samples and continuously adjust the furnace temperature to meet the required performance requirements. Ensure 100% success data is obtained before mass production. |
| 9,Mechanical performance inspection and twice UP inspection | Hardness,Tensile strength,Yield Strength,Percentage elongation,Impact |
| 10,Precision machining, to achieve dimenssion on drawings. | We will pay attention to the tolerance requirements for each dimension. Surface smoothness requirements. The depth and type of drilling. Geometric tolerances, parallelism, perpendicularity, runout tolerances, concentricity, etc. |
| 11,Packing and delivery. | We will choose packaging methods that can protect the product and are suitable for sea transportation. With a complete supply chain, products can be transported to your factory by sea or rail. |
| Stainless Steel: | SS201,SS301, SS303, SS304, SS316, SS316L,SS416 ,AISI 440C,17-4PH etc. |
| Steel/Alloy: | mild steel, Carbon steel, 4140, 4340,65Mn,60Si2Mn, Q235, Q345B, 1020steel, 1045steel,A106,A105, A570-50,CR-MO4130,Astm A487 grade 9A, 52100 Bearing steel ,S45c, Sm490A, AVP/S235JRG2,DD14, 1.0037 ,etc, ASTM 1197-47, 25CRMO4V,SCM435, 11SMNPB30,1.0718,.A36 |
| Brass: | HPb63, HPb62, HPb61, HPb59, H59, H62, H68, H80 ,Bronze 660, C93200,Bronze CDA873 or 956,CDA873,C95600,MAILEABLE IRON ASTM A47-77, etc. |
| Copper: | C11000,C12000,C12000 C36000,C100 etc. |
| Aluminum: | AL1100,AL6061, Al6063-T6, AL6082, AL7075, AL5052, A380 etc. |
| Titanium: | CP Ti,Ti-6Al-4V, Ti-6Al-4V Eli,Ti-3Al-2.5V,Ti-5Al-2.5Sn, Ti-5Al-2.5Sn Eli,Ti-0.05Pd, Ti-0.2Pd, Ti-6Al-7Nb,Ti-13Nb-13Zr,Ti-0.1Ru,Ti-3Al-8V-6Cr-4Mo-4Zr,Ti-6Al-4V-0.1Ru,Etc. |
| The Surface Treatment: | Zinc plating, Chrome plating, Nickel plating, Tin plating, Polishing, Anodizing, Power-coating, Dacromet, Oxide black, Sandblast Anodizing, Electroless nickel, Fe/Zn8/C PER ISO 2081, etc. |
| Design: | We use the most advanced mould design software Auto CAD, Pro/E, Solidworks, UG (dwg, dxf, IGS, STP, X-T) |
| Manufacture: | We use advanced technology, unmatched skill, professional and advanced equipment size range from 10kg -10T, and experienced technicians to fit our customers requirements, like tooling manufacturing,forging CNC machining, Assembling and surface treatment service |
| Process and Capability: | Cnc machining, Threading, Welding, Tapping, Riveting, Grinding, Laser cutting,Metal Fabrication,forming,spinning, CNC Punching, Plasma cutting, Goffered, Stretch forming ,Tig/Mig Welding,Assembling, Shearing, Blanking, CNC Bending............ |
| Price Terms: | Fob Ningbo or Shanghai or any other port in CHINA. EXW, CIF, DDP, DDU. We have a mature supply chain and can provide door-to-door services. |
| Lead time: | 20-50days based on the different products |
| Packaging: | Wooden package and canton case or as per customers' requirement |
| Certification: | ISO9001:2018 , SGS , TS16949 |
| Industry: | these parts are used in hydraulic presses, press line automation and die handling equipment,Automotive, Electrical, Building, Furniture, Machine assembly, Computer, Air industry , Oil field Equipments, Marine equipments, Mine equipment,Agricultural Machines,Transportation Equipments, OEM/ODM Electronics...... |
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR213422". Items marked "
" are certified.
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Company Profile
Established in 1995, Ningbo Yinzhou Hisea Machinery Co., Ltd. Has morden and advanced CNC machining capibility, casting factories, forging workshops and stamping factories, including other capacibilities, such as welding, laser cutting, metal fabrication, CNC Turning and CNC Milling and molds development. 3, 4, 5, 6 and 7-axis precision CNC machining services for aluminum, brass, copper, steel, titanium, ABS, PEEK, PVC, PVDF, polyethylene, polystyrene, graphite, polyester and wood. Also have Capabilities include EDM, hole popping, drilling, boring, threading, tapping, knurling, broaching, counterboring, countersinking, profiling, reaming, parting, cutting and facing. Prototype and low to high volume production offered.
We combine experience with the latest technology to provide high quality products for all industries, including mecical, petroleum and oil field equipments, food industry, shipbuilding industry, aerospace industry, chemical industry, Electric Power Fittings, Engineering Machinery, hydraumatic, mining machinery, railway, motorcycle, marine equipments, drilling equipments, agricultural machinery industry, and automotives and commercial and aeronautics industries. We are located in the East of China, Ningbo city, which is famous for the second biggest container seaport in China.
CNC Machining: With advanced CNC machines, our unmatched in-house capacity ensures your parts are shipped on-time, every single time. Our ISO9001-certified CNC machining facilities are designed for both rapid prototyping and low-volume production of end-use components.
Stamping: Metal stamping technology for over many years knowledge, we can for you machining precision metal stampings, Delivering custom metal stampings and deep drawn stampings required a better solution and understanding of the customers needs
Casting: We Specializing in the manufacturing of lost wax / investment castings and sand casting and silica sol casting, our company is a large-scale professional casting foundry with powerful machining capabilities in China. It consists of 2 major facilities, both steel casting foundry and CNC machining factory which enable us to supply precision casting parts with annual capacity of over 20, 000 tons, and the products are mainly exported to Europe, America, Japan and other destinations around the world.
Forging: The company also manufactures specialized forged components for the power, energy, oil & gas, rail & marine, mining & construction equipments, and other industries. It is capable of producing complex large volume parts of steel, brass, aluminum and other alloy.
NINGBO HISEA receive the ISO9001 and ISO14001 and TS16949 certificate, and now running based on the ISO9001 quality control system. Provides custom manufacturing solutions to clients throughout the world. We can manufacture built-to-order parts, custom products and offer a wide variety of options to solve your problem. We can support high volumes and short-lead times.
We have made many brass/mild steel/alloy steel/ stainless steel...Machining spare parts, most of them were exported to the US, Canada and Germany, Japan, France. If you have any inquiries for custom stainless steel machining spare parts or custom CNC stainless steel machining parts, please do feel free to contact us and Hisea will be your best choice.
About Our Factory & Business Background
- Address
- No. 146 of Huaishu Road, Jiangbei District, Ningbo City, Zhejiang Province, Ningbo, Zhejiang, China
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment, Money Gram
- International Commercial Terms(Incoterms)
- FOB, CFR, CIF, DAT, FAS, DDP, DAP, EXW
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- NINGBO SEAPORT, SHANGHAI SEAPORT, SHENZHEN SEAPORT
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2008-08-08
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What materials can you forge?
- We forge Stainless Steel (SS201-SS416, 17-4PH), Alloy Steel (4140, 4340), Brass, Bronze, Aluminum, Titanium, and Copper.
- Can you customize the product size?
- Yes, sizes are fully customized based on your drawings (CAD/Dxf/STP) with strict tolerance control.
- What is the lead time for orders?
- Lead time is 20-50 days depending on the product, with peak season taking one month and off-season within 15 workdays.
- Do you provide quality inspection reports?
- Yes, we perform 100% inspection including ultrasonic testing, hardness, tensile strength, and impact tests.
- What surface treatments are available?
- We offer Zinc plating, Chrome plating, Nickel plating, Anodizing, Sandblast, and Dacromet among others.
- What is the warranty period?
- We provide a 1-year warranty covering mechanical defects for all our forged products.
- What are your payment terms?
- We accept LC, T/T, D/P, PayPal, Western Union, and Money Gram.
- How do you package the products?
- We use wooden packages, Canton cases, or custom packaging suitable for sea or rail transportation.
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