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12M Seamless Precision Steel Tube for Engineering machinery

Place of Origin: Guangdong

Company Profile

Location: Changzhou, Jiangsu, China (Mainland)
Business Type: Manufacturer
Main Products: Seamless Alloy Steel Tube, Seamless Precision Steel Tube, Seamless Boiler Tubes

Product Detail

Model No.: AIA-1

Product Description

 12M Seamless Precision Steel Tube for Engineering machinery
 
Quick Detail:

  1. EN10305-1 Seamless Precisionsteel tubes Used in hydraulic & pneumatic cylinder ,automobile and other mechanical device .Feature: high precision and high brightness, the inner and outer surface of the tubes have high cleanness without oxid, mechanical properties of the final tubes also come out excellent, promising no leakage under high pressure, no deformation after cold-bent and no cracks when flaring and flattening, ensuring the efficient operation in all service.

  2. Standard: EN10305-1

  3. Grade: E235,E255,E355,C45E, E235C,C35E, ST35,ST45,ST37

 
Description:
 

  1. The seamless precision steel tubes can be used for a wide range of precision mechanical spare for car and cylinder accord to standard DIN2391/ EN10305-1/ GB/T3639-2009To be used in hydraulic system, automobile and precision machinery parts for cars and cylinder.

  2. Grade: E235,E255,E355,C45E, E235C,C35E, ST35,ST45,ST37

  3. OD. Range:6mm – 114.3mm
    Wall thickness: 1mm-15mm
    Length: Max length 12M

  4. Packaging detail: Bundles with plastic paper packaged or wooden box package

  5. Delivery status: BK(+C), BKS(+SR), BKW(+LC), GBK(+A), NBK(+N)

 
 

Our products are widely used in:
 
Engineering machinery   Machine tool industry  Hydraulic industry  Special vehicle
Automobile pipeline    Heavy machinery   Compressor  Shipbuilding industry
Railway locomotive    Diesel engine  Utility boiler  Injection molding machine
 
 
Main Characteristics:
 
No Oxidation Layer on the Outer and Inner Walls
No Crack under Flaring and Flattening
No Leakage under High Pressure   
 

 
Specifications:
 
Grade and Chemical Composition ( )

Item

Grade
 

C
max

Mn

P
max

S
max

Si
max

E235

1.0308

0.17

≥0..4

0.025

0.025

0.35

St45

1.0408

0.21

≥0.4

0.025

0.025

0.35

E355

1.0508

0.22

≤1.6

0.025

0.025

0.55

 
 
Mechanical properties

item

grade

Cold finished (Hard)
(BK)

Cold finished
(Soft)
(BKW)

Cold finished and stress-relieved
(BKS)

Annealed (GBK)

Normalized
(NBK)

Rm

A

Rm

A

Rm

ReH

A

Rm

A

Rm

ReH

A

MPa

MPa

MPa

MPa

MPa

MPa

1

E235

480

6

420

10

420

315

14

315

25

340-470

235

25

2

ST45

580

5

520

8

520

375

12

390

21

440-570

255

21

3

E355

640

4

580

7

580

450

10

450

22

490-630

355

22

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Competitive Advantage:
 
Good Quality and services but competiveness price.

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