Super Purchasing for High Standard Precision Cold Rolled Seamless Steel Pipe and Tube
Short Description:
High precision cold rolled seamless steel tube identifies the precision steel pipe with high dimension precision (inside diameter and outside diameter), good surface finish, excellent roundness and straightness, and uniform wall occurrence. It can be widely used in automobile, motorcycle, electric vehicle, petrochemical, electric power, ship, aerospace, bearing, pneumatic components, medium and low pressure boiler seamless steel tubes and other industries, and can also be applied to steel sleeve, bearing, hydraulic, mechanical processing and other fields.
We’ve lots of great employees associates excellent at promoting, QC, and working with types of troublesome problem from the manufacturing process for Super Purchasing for High Standard Precision Cold Rolled Seamless Steel Pipe and Tube, We sincerely welcome buyers from both at your home and abroad to appear to barter company with us.
We’ve lots of great employees associates excellent at promoting, QC, and working with types of troublesome problem from the manufacturing process for China Pipe and Steel Pipe, We care about every steps of our services, from factory selection, product development & design, price negotiation, inspection, shipping to aftermarket. We have now implemented a strict and complete quality control system, which ensures that each product can meet quality requirements of customers. Besides, all of our goods have been strictly inspected before shipment. Your Success, Our Glory: Our aim is to help customers realize their goals. We’re making great efforts to achieve this win-win situation and sincerely welcome you to join us.
Inside and Outside wall of Precision seamless steel pipe with high-precision, high-quality finish, after heat-treated, steel pipe without oxide layer, the inner wall with cleanliness, steel to withstand high pressure, not deformation of the cold bending, flaring, flattening without cracks, for a variety of complex deformation and machining treatment.
The seamless precision seamless steel tubes can be used for a wide range of precision mechanical spare for car and cylinder accord to standard:DIN 2391, EN10305-1,DIN17175 etc.
Material: ST35,ST45,ST52
Manufacturing method: Cold-Rolled, Cold-Drawn
Delivery condition: BK,BKS,SR,GBK,NBK.
Packing: Bundles by steel strips.
External packing by wooden cases if the wall thickness.
Oil-coating is generally necessary especially for export.
Application: Used in hydraulic & pneumatic cylinder ,automobile and other mechanical device.
|
Grade |
Material |
C |
Si |
Mn |
P |
S |
|
max |
max |
max |
max |
max |
||
|
St35 |
1.0308 |
0.17 |
0.35 |
0.4 |
0.05 |
0.05 |
|
St45 |
1.0408 |
0.21 |
0.35 |
0.4 |
0.05 |
0.05 |
|
St52 |
1.0508 |
0.22 |
0.55 |
1.6 |
0.05 |
0.05 |
|
Grade |
Material |
Cold-Finished /Hard(BK) |
Cold-Finished/Soft (BKW) |
||
|
Rm(Mpa) |
A(%) |
Rm(Mpa) |
A(%) |
||
|
St 35/E235 |
1.0308 |
480 |
6 |
420 |
10 |
|
St 45 |
1.0408 |
580 |
5 |
520 |
8 |
|
St 52/E355 |
1.0508 |
640 |
4 |
580 |
7 |
|
Grade |
Cold Finished (Soft)(BKW) |
Annealed (GBK) |
Normalized (NBK) |
|||||
|
Rm(Mpa) |
ReH (Mpa) |
A(%) |
Rm(Mpa) |
A(%) |
Rm (Mpa) |
ReH (Mpa) |
A(%) |
|
|
St 35/E235 |
420 |
315 |
14 |
315 |
25 |
340-470 |
235 |
25 |
|
St 45 |
520 |
375 |
12 |
390 |
21 |
440-570 |
255 |
21 |
|
St 52/E355 |
580 |
450 |
10 |
490 |
22 |
490-630 |
355 |
22 |
We’ve lots of great employees associates excellent at promoting, QC, and working with types of troublesome problem from the manufacturing process for Super Purchasing for High Standard Precision Cold Rolled Seamless Steel Pipe and Tube, We sincerely welcome buyers from both at your home and abroad to appear to barter company with us.
Super Purchasing for China Pipe and Steel Pipe, We care about every steps of our services, from factory selection, product development & design, price negotiation, inspection, shipping to aftermarket. We have now implemented a strict and complete quality control system, which ensures that each product can meet quality requirements of customers. Besides, all of our goods have been strictly inspected before shipment. Your Success, Our Glory: Our aim is to help customers realize their goals. We’re making great efforts to achieve this win-win situation and sincerely welcome you to join us.
If have any inquiry about seamless steel pipe ,please kindly send me details to email:bruce@haihuisteel.com or 0086-15865769231(whatsapp),we would like to provide our best price as soon as possible.We also can provide steel pipe cutting service according to your demands.
Welcome to visit our company ,Hope to cooperate with your esteemed company !
