SHANDONG TERENTE STEEL CO., LTD.

DIN 1629 Seamless Steel Pipe

DIN 1629 seamless steel pipe its main grades are St37.0, St44.0, St52.0, DIN 1629. Generally, the DIN 1629 standard is not limited to the working pressure value, and the working temperature is limited to below 300 ℃.

Classification :

Carbon Steel Pipe

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DIN 1629 Seamless Steel Pipe Description

Product Parameters

Product Name	DIN 1629 Seamless Steel Pipe
Standard	EN/DIN/JIS/ASTM/BS/ASME/AISI etc.
Outer Diameter	Seamless: 1/4"-36"	Welding: 21.3mm-3620mm
	Round Tube: 1/2"-10"	Square Tube/Rectangular Tube: 15x15mm-400x600mm
Wall Thickness	Seamless: 1.25mm-50mm	Welding: 1.65mm-65mm
Length	3-12 meters, Support customization
Surface Process	Bright, Polished, Black
Other Services	Machining(cnc), Centerless Grinding(cg), Heat Treatment, Annealing, Pickling, Polishing, Rolling, Forging, Cutting, Bending, Small Machining, etc.

Chemical Composition

Grade	Materials No.	Deoxidation Yype	C	P	S	N¹)
St37	1.0254	R	0.17	0.040	0.040	0.009 ²)
St44	1.0255	R	0.21	0.040	0.040	0.009 ²)
St52	1.0421	RR	0.22	0.040	0.035	-

Mechanical Properties

DIN 1629		Yield Strength(Wall Thickness/mm)			Tensile Strength N/² mm	Elongation(%) A5
Grade	Material No.	<16	16-40	40-65	Tensile Strength N/² mm	Vertical	Transverse
St37	1.0254	235	225	216	350²) to 480	25	23
St44	1.0256	275	265 ¹)	255 ¹)	420²) to 550	21	19
St52	1.0421	355	345	335	500²) to 650	21	19

Scope of Application

Seamless steel pipe applications are: chemical plants, vessels, pipeline engineering and general mechanical engineering.

FACTORY APPEARANCE

Factory Workshop

PRODUCT INSPECTION PROCESS

1. Collecting Samples

2. Dimensional Measurement

3. Chemical Composition Testing

4. Tensile Testing

5. UT Test

6. Bending Test

7. Hardness Test

8. Weight Test

PACKAGING AND SHIPPING

Reliable Quality

In accordance with international standards, it has strict control and stable performance, and can meet the high requirements of multiple scenarios.

Complete Specifications

A variety of materials and models are available to suit multiple industries, reducing purchases from multiple parties.

Price Competitiveness

With the advantages of scale and supply chain, it has high cost performance and reduces procurement costs.

Stable Supply

Mature production logistics ensure long-term supply and on-time delivery.

Packing and delivery

It relies on its product, price, service and location advantages to establish long-term cooperation with many clients in North America, South America, Europe, Southeast Asia, the Middle East and Africa, and has established a business foundation in Peru, the Philippines, Russia and elsewhere.

CUSTOMER VISIT

FAQ

1.Are you a factory or a trading company

We are a steel plant with large-scale production facilities in China, integrating production, processing, and sales

2. Does the company guarantee the quality and quantity of shipments

This is necessary, in order to establish a long-term partnership with our clients and be friends

3. Which port does the goods export from

Generally, it is Tianjin Port, Qingdao Port, Guangzhou Port, Shanghai Port, and can also be shipped from the port designated by the customer

4. Does the company provide after-sales service

Yes. We welcome customers to raise questions at any time, provide 365 day online answers, discuss cooperation processes, product usage, etc

5.Can we conduct on-site inspections at the factory

Of course, we always welcome overseas friends to visit, exchange, and learn on-site

6. Does it support prepayment of deposit

Of course, the specific amount will be negotiated based on the value of the product and goods

Carbon Steel Pipe