Hydraulic and Pneumatic Caparo 2 Inch Precision Steel Tubes EN10305-4 E235 E355 +C +N

 

1. Seamless Precision Steel Pipe Standard:   
EN10305-4 Cold drawn tubes for hydraulic and pneumatic power systems

2. Seamless Precision Steel PipeSteel Grade: 
E215,E235,E275,E355,
other materials upon agreement with customers.
 
Seamless Precision Steel Pipe Steel Grade and Chemical Compositions:                            

Steel Grade		C	Si	Mn	P	S	Al
Steel Name	Steel Number	max	max	max	max	max	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	-
E355	1.0580	0.22	0.55	1.60	0.025	0.025	-

3. Seamless Precision Steel Pipe Production method: 
Cold drawing on the seamless steel tubes, to reach high accuracy on the OD and WT tolerance,
with certain heat treatment to achieve better mechanical properties for bending and pressure purposes
 
4.Seamless Precision Steel Pipe Size range: 
O.D.:5-80mm     W.T.:1-15mm      L:max12000mm
 
5. Seamless Precision Steel Pipe Packing: 
In Hexagonal Bundles, with anti-rust oil protection, with seaworthy packing 
 
6. Seamless Precision Steel Pipe Delivery condition:

 

Surface smoothness could be reached by EN10305-4 request Ra≤2μm, and better than standard.
Surface treatment could be:
1. Protection by phosphatization
2. Protection by galvanization, and chromatization type blue-white
3. Protection by galvanization and chromatization type yellow
4. Protection by galvanization and chromatization type olive green

 

Seamless Precision Steel Pipe in Cold Drawing Production:

 

 

Seamless Precision Steel Pipe production line:

  

Seamless Precision Steel Pipe Wooden Box Packing for export: