2023 wholesale price Factory Price Q195 C45 40cr 4130 4140 Cold Drawn Precision Seamless Carbon Steel Tube Square Round Pipes

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.


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Every single member from our higher effectiveness product sales staff values customers’ requires and organization communication for 2023 wholesale price Factory Price Q195 C45 40cr 4130 4140 Cold Drawn Precision Seamless Carbon Steel Tube Square Round Pipes, We welcome new and previous customers from all walks of lifetime to speak to us for foreseeable future organization relationships and obtain mutual achievements!
Every single member from our higher effectiveness product sales staff values customers’ requires and organization communication for China Carbon Steel Tube and Seamless Steel Pipe, Our company is working by the operation principle of “integrity-based, cooperation created, people oriented, win-win cooperation”. We hope we can have a friendly relationship with businessman from all over the world
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.

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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

Every single member from our higher effectiveness product sales staff values customers’ requires and organization communication for 2019 wholesale price Factory Price Q195 C45 40cr 4130 4140 Cold Drawn Precision Seamless Carbon Steel Tube Square Round Pipes, We welcome new and previous customers from all walks of lifetime to speak to us for foreseeable future organization relationships and obtain mutual achievements!
2023 wholesale price China Carbon Steel Tube and Seamless Steel Pipe, Our company is working by the operation principle of “integrity-based, cooperation created, people oriented, win-win cooperation”. We hope we can have a friendly relationship with businessman from all over the world


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