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Help CenterHydraulic Parts Using Non Alloy CK45 Cold Drawn Tube
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About our products
Commodity |
Hydraulic Parts Using Non Alloy CK45 Cold Drawn Tube | |||
Items |
Seamless steel tube |
Cold drawn/rolled tube |
Honed tube |
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Length |
According to the customer’s need |
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Tolerance |
H8 H9,H10 or as customer’s need |
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Surface roughness |
Ra0.2-0.8µm |
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Standard |
Round pipe: GB/8163-2008, GB 8162-2008, ASTM A 106, DIN2391, 1 ASTMA519 |
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Grade |
Q345,10#-45#,ST35-ST52,16Mm |
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Application |
Hydraulic cylinder, automobile, oil drilling, textile machinery,etc. |
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Inspection |
With hydraulic testing, eddy current and infrared test. |
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Normal Seaworthy Packing
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1. Bundle packing. 2. Beveled end or plain end or varnished as per buyer's requests. 3. Marking: as per customer's requests. 4. Painting varnish coating on the pipe. 5. Plastic caps at ends or according to your request. |
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Delivery Time |
Less than 25days after the advanced payment |
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Payment Terms |
T/T or L/C |
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Outer diameter |
30-250mm |
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Finally condition |
BK BKS BKW NBK GBK |
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Chemical composition of Material:
Steel grade |
Chemical composition,% |
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C |
Si |
Mn |
P |
S |
Cr |
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≤ |
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St45 (20#) |
0.17-0.24 |
0.17-0.37 |
0.35-0.65 |
0.035 |
0.035 |
0.25 |
|
ST52(E355) |
≤0.22 |
≤0.55 |
≤1.6 |
0.025 |
0.025 |
0.25 |
|
SAE1026 |
0.22-0.28 |
0.15-0.35 |
0.6-0.9 |
0.04 |
0.05 |
/ |
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STKM 13C |
≤0.25 |
≤0.35 |
0.3-0.9 |
0.04 |
0.04 |
/ |
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Q345B |
≤0.2 |
≤0.5 |
1.0-1.6 |
0.03 |
0.03 |
0.30 |
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CK45 |
0.42-0.50 |
0.17-0.37 |
0.5-0.8 |
0.035 |
0.035 |
0.25 |
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Mechanical Property of Material:
Delivery |
cold finished(hard)(BK) |
Cold drawn and stress-relieved(BK+S) |
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Steel grade |
Rm MPa |
Elongation |
Rm MPa |
ReH MPa |
Elonggation |
St45 |
≥550 |
≥5 |
≥520 |
≥375 |
≥15 |
20# |
≥550 |
≥8 |
≥520 |
≥375 |
≥15 |
St52 (E355) |
≥640 |
≥5 |
≥600 |
≥520 |
≥14 |
SAE1026 |
≥640 |
≥5 |
≥600 |
≥510 |
≥15 |
STKM 13C |
≥550 |
≥8 |
≥520 |
≥375 |
≥15 |
Q345B |
≥640 |
≥5 |
≥600 |
≥520 |
≥14 |
CK45 |
≥640 |
≥5 |
≥600 |
≥520 |
≥10 |
ABOUT OUR COMPANY
we are the top 5 manufacture of precision seamless steel tube in China ,and we have past ISO 90012008 verified certification ,our company mainly produces various specifications cold finished steel tube which are widely used in hydraulic cylinder ,automobile ,oil drilling ,engineering machinery ,and so on ,so welcome to our comay to visting and negotiate business .
our packaging and shipping
1. 24hours service via phone ,wechat alibaba trade manager.
2. Good package and best container method.
3. Professional explanation with professional online service
4. Factory manufacturer can assure the best quality.
5. Good delivery time as 15-30 days .
6. 3 years product assurance after usuage.
7. Good quality process in our own factory,
each lot tube have their own 5 years'life card.
we always do our best to make deal with any clients, welcome to inquiry at any time!
1.Are you a trading company or manufacturer?
We are the professional manufacturer of precision seamless steel pipe since the year 1992.
2. How can I get the price?
We usually quote within 24 hours after we get your inquiry by telling us the material, out diameter,
wall thickness length, quantity and application of the steel pipe which you need.
If you are very urgent to get the price.
please inform us in email so that we will regard your inquiry priority.
3. How can I get a sample to check your quality?
After price confirmation, you can require for samples to check our quality. we will provide you
the sample for free, however we could only make sure the same material, the dimension will be
much similar as your request but not same.
And customer should afford the charge of shipment.
4. What about the lead time for mass production?
Honestly, it depends on the order quantity and the season you place the order.
if normal order 25-30days.
5. What is your terms of delivery?
We accept FOB CIF EXW CFR.
Send Inquiry to This Supplier
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