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By certification 
EN10305-1 E355+SR Verified Factory On Precision Pneumatic Cylinder Steel Tube Tubing
We are manufacturer of cold finished hydraulic cylinder steel tube, precision pneumatic cylinder tubing,EN10305 cold drawing BKS(+SR) pneumatic steel tubing in China. Our manufacturing history of Pneumatic Cylinder Steel Tube is more than 20 years. We mainly export our Precision Pneumatic Cylinder Steel Tube to Korea, Pakistan, Malaysia Mexico, etc. Pneumatic Cylinder Tube
Pneumatic Tubing Pneumatic Cylinder Tubing Pneumatic Steel Tubing Cylinder Tubing
Details of En10305-1 Precision Pneumatic Cylinder Steel Tube:
Application: for Auto; for machinery use; Oil cylinder tube; Motorcycle shock reducer steel tubes; Auto shock reducer inner cylinder.
Dimension：O.D.:20-300mm ; W.T.:0.5-30mm; L:max 6000mm
Size tolerance:
OD tolerance as per EN10305-1 or DIN2391-1
ID tolerance: H8,H9,H10
Straightness: 1mm/1000mm max or customized
Length: Max 6m
Manufacture method: Hydraulic cold drawn, cold rolled
Delivery condition: BK(+C), BKW(+LC), BKS(+SR), GBK(+A), NBK(+N).
Chemical Composition:
Steel Grade |
Mass percentage |
||||||
Steel name |
Steel No. |
C (max) |
Si (max) |
Mn (max) |
P (max) |
S (max) |
Al (min) |
E215 |
1.0212 |
0.10 |
0.05 |
0.70 |
0.025 |
0.025 |
0.025 |
E235 |
1.0308 |
0.17 |
0.35 |
1.20 |
0.025 |
0.025 |
- |
E355c |
1.0580 |
0.22 |
0.55 |
1.60 |
0.025 |
0.025 |
- |
Delivery Condition:
Designation |
Symbol |
Description |
Cold drawn/hard |
+C |
No heat treatment after the final cold drawing process. |
Cold drawn/soft |
+LC |
After the final heat treatment there is a suitable drawing pass |
Cold drawn and stress relieved |
+SR |
After the final cold drawing process there is a stress relieve heat treatment in a controlled atmosphere. |
Annealed |
+A |
After the final cold drawing process the tubes are annealed in a controlled atmosphere. |
Normalized |
+N |
After the final cold drawing operation the tubes are normalized in a controlled atmosphere. |
Factory Facility:
FAQ
1.Q:Where is your factory located? How can I visit there?
A: Our factory is located in Yantai, China. Warmly welcome you to visit us!
2.Q:Can I get some samples?
A: Yes, we are honored to supply you samples, but you have to pay for freight charge
3.Q:How does your factory do regarding quality control?
A: We serious control the quality from raw material to finished pipes. So that that we can 100% sure our goods is qualified.
4. Q: Price high ?
A: Our price is workable. We had tried use auto equipment to save Workers cost. and control other costs. like human sources, logistics etc.
5. Q: What about after sales service?
A: Quality are promised. If our products are not meet the contract we would like to send free goods to you.
As one of the professional steel pipes manufacturers and suppliers with 20 years' experience, Xinpeng now brings customers en10305-1 e355+sr verified factory on precision pneumatic cylinder steel tube tubing. High in quality and strength, competitive in price, you can rest assured to buy quality steel pipes with our factory, and customized orders is also welcomed.
