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Round Precision Steel Tube EN10305-1 EN10305-4 DIN 2391 St30Si Annealed Steel

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Buy cheap Round Precision Steel Tube EN10305-1 EN10305-4 DIN 2391 St30Si Annealed Steel Tube from wholesalers
  • Buy cheap Round Precision Steel Tube EN10305-1 EN10305-4 DIN 2391 St30Si Annealed Steel Tube from wholesalers
  • Buy cheap Round Precision Steel Tube EN10305-1 EN10305-4 DIN 2391 St30Si Annealed Steel Tube from wholesalers
  • Buy cheap Round Precision Steel Tube EN10305-1 EN10305-4 DIN 2391 St30Si Annealed Steel Tube from wholesalers
  • Buy cheap Round Precision Steel Tube EN10305-1 EN10305-4 DIN 2391 St30Si Annealed Steel Tube from wholesalers

Round Precision Steel Tube EN10305-1 EN10305-4 DIN 2391 St30Si Annealed Steel Tube

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Brand Name:WUXI SYLAITH
Certification:ISO
Model Number:
Delivery Time:3~15days
Payment Terms:30%T/T in advance or 100% L/C at sight
Supply Ability:8000MT/Month
Price:negotiable
Company Data
Verified Supplier
Contact Person Ava
Business Type: Manufacturer Distributor/Wholesaler Exporter Seller
Officials: 168 Qiangao Road, Liangxi District, Wuxi,China
Quality: Quality Certifitation Available
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Product Details


Round Precision Steel Tube EN10305-1 EN10305-4 DIN 2391 St30Si Annealed Steel Tube


Quick Detail:

Standard: DIN 2391 EN10305-1, EN10305-4, BS 6323, ISO 8535
Grade: St 30 Si / St 30 Al / St 35 / St37 / St37.4 / St45 / St 52 / St52.4 / E215 / E235 / E355
Size:(mm)
Out Dimensions: 6 mm ~ 350 mm
Wall Thickness: 0.8 mm ~30mm
Length: Fixed(6m,9m,12,24m) or normal length(5-12m)


Description:

Precision steel tube
Precision in size,Bright for the surface, high ability of mechanical performance

Standard: DIN 2391, EN10305-1, EN10305-4, BS 6323, ISO 8535
STEEL GRADE: ST30Si, ST30Al, ST35, ST37, ST37.4, ST45, ST52, ST52.4, etc


SURFACE TREATMENTS

1. Bare Tube (No coating): Bright and smooth, Surface Roughness both inner and outer surface
0.2Ra Maximum for special requirement
2. Surface Coating
A. Silver galvanized
B. Yellow galvanized
C. Olive green coated
Layer thickness: 8-20um, Salty Spray Test: 48-150 hours
3. Black phosphate


APPLICATIONS

1. Automotive fields
A. Fuel injection lines/nozzles
B. CNG (Compressed Nature Gas) tube-- Burst pressure: 1307Bar, Working Pressure: around 350bar
C. Drive transmission: Steering column elements
D. Gear shafts, hand brake, front axles, airbag inflators, stabilizers, seat fasteners, front-wheel drive shafts
2. Hydraulic Fields
A. Hydraulic circuits (HPL), pneumatic lines, and hydraulic suspension
B. Hydraulic cylinders (HPZ)


Chemical Composition:

Steel grade

Chemical composition, as a percentage by mass

Symbol

Material number

C
max.

Si
max.

Mn

P
max.

S
max.

St 30 Si

1.0211

0.10

0.30

<=0.55

0.025

0.025

St 30 Al

1.0212

0.10

0.05

<=0.55

0.025

0.025

St 35

1.0308

0.17

0.35

<=0.40

0.025

0.025

St 45

1.0408

0.21

0.35

<=0.40

0.025

0.025

St 52

1.0580

0.22

0.55

<=1.60

0.025

0.025

The following alloying elements may be added: Nb: <=0,03%; Ti: <=0,03%; V: <=0,05%; Nb + Ti + V: <=0,05%.



Final supply conditions:

Designation

Symbol

Description

Cold finished (hard)

BK

Tubes do not undergo heat treatment following the final cold forming and, thus, have a rather high resistance to deformation.

Cold finished (soft)

BKW

The final heat treatment is followed by cold drawing involving limited deformation. Appropriate further processing allows a certain degree of cold forming (e.g. bending, expanding).

Cold finished and stress-relieved

BKS

Heat treatment is applied following the last cold forming process. Subject to appropriate processing conditions, the increase in the residual stresses involved enables both forming and machining to a certain degree.

Annealed

GBK

The last cold forming process is followed by annealing in a controlled atmosphere.

Normalized

NBK

The last cold forming process is followed by annealing above the upper transformation point in a controlled atmosphere.



Condition on delivery:

Steel Grade

BK

BKW

GBK

NBK

Code No.

Tensile
Strength
N/mm2 min

Elongation at rupture N/mm2 min

Tensile
Strength
N/mm2 min

Elongation at rupture N/mm2 min

Tensile
Strength
N/mm2 min

Elongation at rupture N/mm2 min

Tensile
Strength
N/mm2 min

Elongation at rupture N/mm2 min

St30 Si

400

8

330

12

280

30

290-420

30

St30 Al

400

8

330

12

280

30

290-420

30

St 35

440

6

370

10

315

25

340-470

25

St 45

540

5

470

8

390

21

440-570

21

St 52

590

4

540

7

490

22

490-630

22


Product Photo

Round Precision Steel Tube EN10305-1 EN10305-4 DIN 2391 St30Si Annealed Steel Tube


Product Application

Diameter 3/8"-100" ASTM SUS201 304 Welded Mirror Polished Surface Decoration Stainless Steel Pipe 1

Packing & Delivery

Diameter 3/8"-100" ASTM SUS201 304 Welded Mirror Polished Surface Decoration Stainless Steel Pipe 2
Diameter 3/8"-100" ASTM SUS201 304 Welded Mirror Polished Surface Decoration Stainless Steel Pipe 3
FAQ


Q1: ARE YOU FACTORY OR TRADER?
A1: Wuxi Sylaith Special Steel Co.,Ltd is a manufacturer of steel pipe and tube since 2010.
We've gained our Export Right and become an integrated company of industry and trade in order to satisfy buyer's multi-request on different material and products.

Q2: WHICH MATERIAL/PRODUCTS YOU CAN PROVIDE?
A2: Seamless Stainless Steel Pipe / Tube, Seamless Carbon Stainless Steel Pipe /Tube,Galvanized Steel Tube witn any Shape and Welded pipes can also be available

Q3: HOW TO GET A SAMPLE?
A3: FREE samples are available for your checking and testing. And to get free samples, you need to send us you detailed receiving address (including post code) and your DHL/FedEx/UPS account for collecting samples, courier cost will be paid in your side.

Q4. CAN YOU PRODUCE THE PRODUCTS ACCORDING TO MY OWN DRAWINGS?
A4: Yes, we can produce the products according to your drawings that will be most satisfy you.

Q5: HOW TO VISIT YOUR FACTORY?
A5: Most of the main cities have flights to Shanghai; you can take flight to Shanghai Putong/Hongqiao International Airport.
If you come from Hongkong, it will take 2 hours by flight (every day 5 flight around noon time).






























































































Company Profile

WUXI SYLAITH SPECIAL STEEL CO.,LTD

Wuxi Sylaith Special Steel Co.,Ltd

 

 

Wuxi Sylaith Special Steel Co.,Ltd has 20,000 square meters of indoor storage, more than 20,000 tons of spot inventory. spot product standard involves european standard, american standard, british standard, australian standard, german standard, russian standard, japanese standard, national standard and so on.

 

Since its establishment, Wuxi Sylaith Special Steel Co.,Ltd has gained rich experience in Pipes, Fittings, Flanges, Valves, Structural steel, Coils and Plates in past twenty years. And our company has expanded its field of activities and entered in trade and supply of tubular & flat products in Duxplex and Super Duplex, Stainless Steel, Nickel Base alloy Steel ,Cr-Mo alloy steel , Copper Nickel alloy steel,Carbon Steel for our reputed clients worldwide. The products cover steel structure engineering, nuclear power engineering, ocean engineering, construction and bridge engineering, construction machinery and equipment production, metallurgical equipment production and other fields.

 

Wuxi Sylaith Special Steel Co.,Ltd adheres to the distribution strategy of multiple varieties, direct supply and nearest matching. In the future the company will, as always adhering to the "customer as the buddha, are proud of the service" business philosophy, adhere to the "create, win-win" spirit of enterprise, adherence to the "first-class service, first-class products, a comprehensive build the company's core competitiveness, to provide the most valuable industry services, is committed to become china's best solution steel sales company.

 

 

 

 

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