Europe Style For Cold Drawn Precision Steel Tubes – Seamless Precision Seamless Steel Tube – Haihui
Short Description:
Europe Style For Cold Drawn Precision Steel Tubes – Seamless Precision Seamless Steel Tube – Haihui Detail:
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 |
Product detail pictures:






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Every single member from our higher effectiveness product sales staff values customers' requires and organization communication for Europe Style For Cold Drawn Precision Steel Tubes – Seamless Precision Seamless Steel Tube – Haihui, The product will supply to all over the world, such as: Eindhoven, Croatia, India, As the world economic integration bringing challenges and opportunities to the xxx industry, our company , by carrying on our teamwork, quality first, innovation and mutual benefit, are confident enough to supply our clients sincerely with qualified merchandise, competitive price and great service, and to build a brighter future under the spirit of higher, faster, stronger with our friends together by carrying on our discipline.

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