4140/4340 Carbon Steel Seamless Precision Pipe 4-200mm OD with ±0.10-1.0mm Tolerance
Price:
negotiable
MOQ:
Negotiable
Delivery Time:
Negotiable
Brand:
Zhengde Metal
Product Description
Product Overview
Zhengde 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
High Precision
Precision steel pipes have high diameter accuracy and wall thickness accuracy, meeting the precision requirements of various mechanical equipment.
Excellent Mechanical Properties
Superior strength and durability for demanding applications.
Good Corrosion Resistance
Resistant to environmental factors and chemical exposure.
Excellent Processing Performance
Easy to machine, weld, and fabricate for custom applications.
Production Process
• Cold Drawing: Most common production process involving cold processing of hot-rolled steel pipes to achieve required diameter and wall thickness specifications.
• Cold Rolling: Cold processing of hot-rolled billets through multiple passes of rolling and drawing to control steel pipe dimensions.
• Cold Extrusion: Heating steel billets to appropriate temperature and extruding through special dies to form hollow pipes with uniform wall thickness and high surface finish.
Application Fields
• Aerospace: High-pressure, high-temperature hydraulic systems and gas systems for aircraft engines, missiles, and rockets.
• Automobile Manufacturing: Key components for chassis, engines, and transmissions to enhance vehicle safety and reliability.
• Petrochemical Industry: Oil and natural gas extraction and transportation pipelines with high pressure resistance and corrosion resistance.
• Machinery Manufacturing: Precision instruments, meters, and mechanical parts including high-precision bearings and instrument cases.
Technical Specifications
Thickness Tolerance: ±10% (minimum ±0.12mm)
| Outer Diameter | Inner Diameter (Nominal Value) | Allowable Deviation |
|---|---|---|
| 4 | 3 | ±0.30 |
| 6 | 5 | ±0.25 |
| 8 | 7 | ±0.20 |
| 10 | 9 | ±0.15 |
| 12 | 11 | ±0.15 |
| 14 | 13 | ±0.10 |
| 16 | 15 | ±0.10 |
| 25 | 24 | ±0.10 |
| 28 | 27 | ±0.10 |
| 30 | 29 | ±0.10 |
| 35 | 34 | ±0.15 |
| 40 | 39 | ±0.15 |
| 50 | 48 | ±0.20 |
| 60 | 58 | ±0.25 |
| 80 | 78 | ±0.35 |
| 100 | 96 | ±0.45 |
| 120 | 116 | ±0.50 |
| 150 | 144 | ±0.75 |
| 200 | 192 | ±1.0 |
Our Advantages
Quality First
Production and inspection in strict accordance with production standards.
Price Advantage
Discounts based on real market prices for competitive pricing.
Transaction Security
Secure payment processing with no risk of customer fund loss.
After-sales Guarantee
Comprehensive support with customer problems as our priority.
Long-term Cooperation
Quality assurance, price advantage, and sincere service for sustainable partnerships.
Company Profile
Shandong Zhengde Metal Manufacturing Co., Ltd. is a production and sales company integrating hot-rolled steel coils, cold-rolled steel coils, galvanized steel coils, color-coated steel coils, section steel, steel pipes, steel wires, metal mesh, stainless steel, aluminum, copper and other metal products integrated large enterprises. Five production and sales bases have been formed in Binzhou, Liaocheng, Wuxi, Tianjin, Jinan and Tai'an, with more than 100 production lines, 4 nationally recognized laboratories, 2 technical engineering centers, and 5 enterprise technology centers. Products are exported to more than 50 countries and regions such as North America, South America, Europe, Africa, Oceania, Middle East, and Southeast Asia.
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Get in Touch
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Company
Shandong Zhengde Metal Manufacturing Co., Ltd
Location
Binzhou, Shandong, China 256600
Contact Person
Virtue