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Home ProductsPrecision Seamless Steel Tube

En10305 St35 / E35 Precision Seamless Steel Tube For Hydraulic , Air - Power Cylinder

Good quality Stainless Steel Pipe Fitting for sales
Good quality Stainless Steel Pipe Fitting for sales
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En10305 St35 / E35 Precision Seamless Steel Tube For Hydraulic , Air - Power Cylinder

China En10305 St35 / E35 Precision Seamless Steel Tube For Hydraulic , Air - Power Cylinder supplier

Large Image :  En10305 St35 / E35 Precision Seamless Steel Tube For Hydraulic , Air - Power Cylinder

Product Details:

Place of Origin: China
Brand Name: Cosco Steel
Certification: ISO,SGS,CQC,etc.

Payment & Shipping Terms:

Minimum Order Quantity: 500Kgs/ one size
Price: Negotiation
Packaging Details: Plastic bag in bundle,Wooden box,etc.
Delivery Time: 10-15 days
Payment Terms: T/T, L/C at sight
Supply Ability: 600Tons/Month
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Detailed Product Description
Type: Seamless Usage: Pipeline Transport
Section Shape: Round Technique: Cold Drawn
Application: Hydraulic Pipe Certification: API, CE, BSI

 
En10305 St35 / E35 Precision Seamless Steel Tube For Hydraulic , Air - Power Cylinder
 

Description:

  1. Product Item No.: 001Precision-Cosco Steel
  2. Standard: EN 10305-1 / DIN 2391 

  3. Material: ST35/E35, ST45, ST52/E355 

  4. OD: 10mm~219.1mm 

  5. Wall Thickness: 2mm~35mm 

  6. Application: Precision mechanical part for car and cylinder 

  7. Delivery condition: NBK (The last cold forming process is followed by annealing above the upper transformation point in a controlled astmosphere. ). 

  8. Package: In hexagonal shape bundles wrapped with strong steel trip 2MT/Bundle. 
     

  9. Quality Control: 
    Our quality control department consists of experienced technicians. These personnel strictly control the whole production procedure, from introduction of raw materials to finish products. They ensure high quality products for our customers.

Chemical composition

Item

Grade

Chemical composition.%

C max

Si max

Mn 

Pmax

S max

St35/E35

1.0308

0.17

0.35

≥0.40

0.025

0.025

St45

1.0408

0.21

0.35

≥0.40              

0.025

0.025

St52/E355

1.0508

0.22

0.55

≤1.60              

0.025

0.025

The following alloying may be added:Nb≤0.03%,Ti≤0.03%,V≤0.05%,Nb+TI+v≤0.05%

Mechanical properties

Category

Delivery state minimum value
 

item

grade

Gold finished (hard)(BK)

Gold finished (SOFT)(BKW)

Gold finished and stress-relieved(BKS)

annealed
(GBK)

normalized(NBK)

Rm Mpa

A%

Rm Mpa

A%

Rm Mpa

ReH Mpa

A%

Rm Mpa

A%

Rm Mpa

ReH

A%

1

St35/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

St52/E355

640

4

580

7

580

450f

10

450

22

490~630

355

22

 
Specifications
 
Designation A179/A179M-90a
Standard Specification for Seamless Cold-Drawn Low-Carbon Steel Heat-exchnager
And Condenser Tubes
 

This specification covers

1.1 Minimum-wall-thickness,seamless cold-drawn low-carbon steel tubes for tubular heat 
ex-changer,condensers,and similar heat transfer apparatus
1.2 Outside diameter 1/8 to 3 in. [ 3.2 to 76.2mm ]

Ordering information

  • Quantity(feet,meters, or number of lengths)
  • Name of material (seamless tubes)
  • Manufacture (cold-drawn)
  • Size(outside diameter,nominal wall thickness,length)
  • Length (specific or random)
  • Test report requirements
  • Special requirements

Chemical Composition

A179 

Carbon, %

0.06 - 0.18

Hardness requirements,not exceeding 72 HRB

Manganese, %

0.27 - 0.53

Phosphorus,max,%

0.035

Sulfur,max,%

0.035

 

Inspection item

  1. Flattening Test
  2. Flaring Test
  3. Flange Test
  4. Hardness Test
  5. Hydro-static Test

Tensile requirements

Tensile Strength.min,ks i[Mp a]

47 [325]

Yield Strength.min,ks i[Mp a]

26 [180]

Elongation in 2in. Or 50mm,min,%

35

 

 
 
Our advantage
 

We owned special equipment for manufacturing various high precision products

  1. High-precision cold drawing unit
  2. Bright annealing oven
  3. Straighter
  4. 100% UT inspection if buyer requested
  5. 100% ET inspection if buyer requested

 
En10305 St35 / E35 Precision Seamless Steel Tube For Hydraulic , Air - Power Cylinder

Contact Details
HAINER STEEL INDUSTRIAL CO.,LTD

Contact Person: Mr. Mark Fuel

Tel: 86-577-8895-9737

Fax: 86-577-8895-9771

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