Active Member
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[China]
Address: Lixian Zhuang Industry Park, Shangma Town, Chengyang District, Qingdao, Shandong, China
Contact name:Fredman
QINGDAO HKJ PACKAGING MACHINERY CO., LTD |
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Product Description:
DIN CK20 high precision small diameter seamless steel pipe
| CK20 | ||||||||||
| Chemical Composition(%) | Mechanical Property | |||||||||
| C | Si | Mn | S | P | Cr | Ni | Cu | Mo | Yield Strength | Tensile Strength |
| ( σs ) | ( σb ) | |||||||||
| 0.17~0.23% | 0.17~0.37% | 0.35~0.65% | ≤0.035% | ≤0.35% | ≤0.20% | ≤0.30% | ≤0.20% | / | ≥245(25) (MPa) | 253~500 |
| (MPa) | ||||||||||
| End Shape | Beveled end, plain end, vanished, or adding plastic caps to protect the two ends as per customer's requirements | |||||||||
| Surface | Oiled, Galvanized, Phosphate etc | |||||||||
| Treatment | ||||||||||
| 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 | 1. BK (+C) | No heat treatment after last cold forming process. | ||||||||
| Conditions | 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 acontrolled 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. | ||||||||||
Our Customers:
FAQ:
Q1:How long time is the shortest delivery?
A1:For stock material,the delivery time is just 3-5 working days.
And for customized product,it will takes 25-35 working days based
on different size and quantity.
Q2:Can you supply the sample?Does it free or not?
A2:For partial materials,we can supply the sample free
If you want to know more details,please contact our sales online.
Q3:What's the terms of payment?
A3:We can accept T/T,100% irrevocable LC at sight,Western
Union,etc,
Q4.How can we get your price ?
We need below information to quote for you:
1. Product Name
2. Standard
3. Material Grade (Chemical Composition)
4. Dimension
5. Quantity
6. The Drawing for Special Parts
