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DIN1629 ST37 ST44 ST52 Round Mild Steel Tubing , Chemical Mechanical Seamless Steel Tube

Basic Information
Place of Origin: Jiangsu China (Mainland)
Brand Name: WUXI SYLAITH
Certification: ISO
Model Number: DIN1629 ST37 ST44 ST52
Minimum Order Quantity: 1MT
Price: negotiable
Packaging Details: Exporting package/wooden box package/Or per customers’ requirement
Delivery Time: 3~15days
Payment Terms: 30%T/T in advance or 100% L/C at sight
Supply Ability: 8000MT/Month
Detail Information
Features: Thick Wall Application: Greenhouse Pipes|Scaffolding Pipes|Chemical|Mechanical Engineering
Delivery Condition: Hot-finished Grade: ST37|ST44|ST52
Product Name: Mild Steel Tubing Section Shape: Round
Standard: DIN 1629 Technique: Seamless
High Light:

mild steel tube

,

mild steel piping


Product Description

 

DIN1629 ST37 ST44 ST52 Round Mild Steel Tubing , Chemical Mechanical Seamless Steel Tube

 

Quick Detail

 

Standard: DIN 1629
Size:(mm)
Out Dimensions: 6mm ~ 350mm
Wall Thickness: 0.8mm ~ 35mm
Length: Fixed(6m,9m,12,24m) or normal length(5-12m)

 

Description


1. Standard: DIN 1629 
2. Steel grade: ST37, ST44, ST52 
3. Delivery condition: Hot-finished 
4. Size range: OD Φ 6MM-Φ 350MM, WT 0.8MM-35MM 
5. Tolerance: According to DIN 1629 
6. Length: Customized according to requirements. 
7. Certificate: EN10204/3.1 

 

GENERAL INFORMATION
Tubes made of un-alloyed steel suitable for the construction of chemical plant, vessels, pipe work and for general mechanical engineering purposes. 

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. 
 

DELIVERY CONDITION

Steel grade

Delivery condition

ST37.0

Hot-finished

ST44.0

Hot-finished

ST52.0

Hot-finished

 

CHEMICAL COMPOSITION( CAST ANALYSIS) IN%

Steel grade

C

Si

 

p

S

max

Mn

max

max

ST37.0

0.17

--

--

0.040

0.040

ST44.0

0.21

--

--

0.040

0.040

ST52.0

0.22

--

--

0.040

0.035

 

MECHANICAL PROPERTIES

Steel
grade

Yield strength
Min (Mpa)

Tensile strength
Min(Mpa)

Elongation A
Min(%)

T min mm

≤16

>16
≤40

ST37.0

235

225

350-480

25

ST44.0

275

265

420-550

21

ST52.0

355

345

500-650

21

Note: T: thickness; L: longitudinal

 

The Tolerance of Length

 

The Type of Length


The Tolerance

mm
 

≤6m

+100

>6m ≤12m

+150mm

>12m

according to the negotiation

 

The Toleracne of Diameter 

 


The Diameter

mm
 

The Tolerance

≤100

±1% da ( ±0.5mm is alsiviable )

100<da≤200

±1% da

>200

±1% da


The Tolerance of the Wall Thickness

 

The tolerance is according to the diameter

da≤130mm

130mm<da≤320mm

320mm<da≤660mm

Wall Thickness S

≤2

2•Sn<S≤4•Sn

>4•Sn

≤0.05da

0.05da<S≤0.11da

>0.11da

≤0.05da

0.05da<S≤0.09da

>0.09da


+15%

-10%
 


+12.5%

-10%
 


+17.5%

-12.5%
 


+17.5%

-12.5%
 

±12.5%

±10%


+20%

-15%
 


+15%

-12.5%
 

 

 

Applications

 

Mechanical Seamless Steel Tube DIN1629 

Mainly used for greenhouse pipes, scaffolding pipes, transportation the ocean oil and gas,

mechanical tube of ocean platform, power station, chemical industry and building, construction foundation piles, steel structure building, for low-pressur fluid service, steel structure bridges etc.

 

 Product Photo

 

DIN1629 ST37 ST44 ST52 Round Mild Steel Tubing , Chemical Mechanical Seamless Steel Tube 0

 

Factroy Pictures

 

BS 6323 DIN 2391 Precision Steel Tube Carbon Steel Seamless Tube 1

 

Pipe & Tube Processing

 

BS 6323 DIN 2391 Precision Steel Tube Carbon Steel Seamless Tube 2

 

Steel Pipe & Tube Application

 

BS 6323 DIN 2391 Precision Steel Tube Carbon Steel Seamless Tube 3

Packaging and Shipping

 

BS 6323 DIN 2391 Precision Steel Tube Carbon Steel Seamless Tube 4

BS 6323 DIN 2391 Precision Steel Tube Carbon Steel Seamless Tube 5

 

Certificates

 

BS 6323 DIN 2391 Precision Steel Tube Carbon Steel Seamless Tube 6

 

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).

 

Contact Details
Deasy

Phone Number : 86-13338118310

WhatsApp : +8613338118310