Black Hydraulic Round Steel Tubing,OD 4mm - 80mm TH 0.5mm
Negotiable Min Order Quantity Unit
- Required Quantity
-
- Place of Origin
- China
- Payment Terms
- D/A,D/P,L/C,T/T,Western Union
- Production method
- Negotiable
- Shipping / Lead Time
- Negotiable / Negotiable
- Category
- Steel Pipes
Changzhou Chengqi Steel Pipe Factory
China
- Verified Certificate
-
8
| Product name | Black Hydraulic Round Steel Tubing,OD 4mm - 80mm TH 0.5mm | Certification | - |
|---|---|---|---|
| Category | Steel Pipes | Ingredients | - |
| Keyword | oil & gas , seamless alloy steel tube , steel tube pipe , oil filter steel tube | Unit Size | - |
| Brand name | - | Unit Weigh | - |
| origin | China | Stock | - |
| Supply type | - | HS code | - |
Product Information
GB 20#
Chemical Composition(%) | Mechanical Property | |||||||||
| C | Si | Mn | S | P | Cr | Ni | Cu | Mo | Yield Strength ( σs ) | Tensile Strength ( σb ) |
| 0.17~0.20 | 0.17~0.37 | 0.35~0.65 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | ≤0.25 | / | ≥245 (MPa) | ≥410 (MPa) |
End Shape | Beveled end, plain end, vanished, or adding plastic caps to protect the two ends as per customer's requirements | |||||||||
Surface Treatment | Oiled, Galvanized, Phosphate etc | |||||||||
Technique | Cold drawn | |||||||||
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 | ||||||||||
Delivery Conditions | 1. BK (+C) | No heat treatment after last cold forming process. | ||||||||
2. BKW (+LC) | After last heat treatment there is a light finishing pass (cold drawing) | |||||||||
3. BKS (+SR) | After the final cold forming process the tubes are stress relieve annealed. | |||||||||
4. GBK (+A) | After the final cold forming process the tubes are annealed in a controlled atmosphere. | |||||||||
5. NBK (+N) | After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere. | |||||||||
Package | 1. Bundle Packing. | |||||||||
2. Plain end or vanished as per customer's request. | ||||||||||
3. Wrapped in waterproof paper. | ||||||||||
4. Sackcloth with several steel strips. | ||||||||||
5. Pack in heavy tri-wall boxes. | ||||||||||
B2B Trade
| Price (FOB) | Negotiable | transportation | - |
|---|---|---|---|
| MOQ | Negotiable | Leadtime | Negotiable |
| Payment Options | D/A,D/P,L/C,T/T,Western Union | Shipping time | Negotiable |
- President
- Zhou
- Product Category
- Other Minerals & Metallurgy Products,Steel Pipes
- No. of Total Employees
- 51-100
- Company introduction
-
Changzhou Chengqi Steel Pipe Factory Was established in 2006, It is an enterprise incorporating industry and trade. We have our own foreign trade platform - Changzhou Drake International Trade Co.,Ltd. . Chengqi and Drake are located in Wujin District, Changzhou City, Jiangsu Province，China. Where is Yangtze Rive Delta Economic Development Zone and nearby Hu-Ning Railway, the Changzhou port, the Zhangjiagang port, the Shanghai Port. And the national Highway. The convenient transportation, developed commercial law enable it to be first choice place for foreign friends all over the world to find business opportunities in China.
With 8 years efforts, Chengqi has developed into the leader manufacturer of precision steel pipes, covering 20000 square meters, including 10000 square meters of constructed area. “Small but professional ” is the development direction and ultimate aim of Chengqi Factory, and our products mainly include the following four series：
1、DIN series cold-drawn precision steel pipes: are mainly applied in Engineering Hydraulic System, High-pressure Oil System, Automotive Air-conditioning System, Automotive Power Steering System, Automotive Braking System, and so on
2、DIN high precision galvanized steel pipe: This kind steel pipe is widely used in the field of high requirements for brightness, cleanness and non-corrosibility, such as automotive industry.
3、DIN high precision galvanized steel pipe: This kind steel pipe is widely used in the field of high requirements for brightness, cleanness and non-corrosibility, such as automotive industry.
4、High precision cold-rrolled seamless steel pipes:are mainly used for producing Gas Spring, Automotive Shock Absorber Cylinder, Hydraulic Oil Tank, and so on.
“Dedication leads to profession”, Chengqi Factory emphasizes on the modeling of enterprise image and the accumulation of intangible assets. Depending on the advanced business management and high quality products, Chengqi obtained ISO9001:2008 quality management system certificate in year 2010.
- Main Product
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