DIN 1626 Pipe Manufacturer in China

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DIN 1626 Pipes Supplier in China

Standard-Übersicht:

DIN 1626 specifies the technical requirements for welded steel pipes for pressure applications.

Main materials:

Non-alloy and low-alloy steels, with St 37.0 and St 44.0 being the most common steel grades.

Anwendungen:

Welded steel pipes to DIN 1626 are widely used in industries that need stable pressure control. These include supply chains, processing plants, and storage tanks. They work best in low to medium temperature and pressure.

UNIASEN’s welded steel pipes strictly follow DIN 1626. This ensures high reliability and durability for various industrial uses.

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Specification Chart of DIN 1626 Pipes

Standard	DIN1626
Manufacturing Progress	ERW, LSAW, SSAW, SMLS
Anmeldung	For petroleum/ natural gas pipeline, for conveying water, drainage, coal gas, mineral, slurry and other low-middle pressure liquids. Also for chemical industry, building,structure, heat-supply and pile driving projects
Stahlsorte	USt37.0, St37.0, St44.0, St52.0
OD	6-820mm
WT	SCH10-SCH XXS
Länge	5.8m 6m 12m or as customer demand
Stahlsorte	Upper yield strength values for a design temperature of 50℃, 200℃, 250℃, 300℃
Oberfläche der Rohre	Varnishing, Oiling, Hot Dip Galvanizing,FBE, 2PP, 3PP, 2PE, 3PE
Pipe end	Plain End,Bevelling End,Threading End,Grooved End
Gemeinsame Methode	Fitting, Flansch, Kupplung, Schelle, Rohrschulter, Schweißen
Pipe Manufacturing	Schweißen, Biegen, Bohren, Stanzen, Gesenkschmieden, Konifizieren, Bördeln, Expandieren

Dimension

Außerhalb
Durchmesser
mm

Nominell
Dicke
mm

Andere Dicke, mm

1.4

1.6

1.8

2

2.3

2.6

2.9

3.2

3.6

4

4.5

5

5.6

6.3

7.1

8

8.8

10

11

12.5

14.2

16

17.5

20

22.2

25

28

30

32

36

40

10.2

1.6

●

13.5

1.8

●

16

1.8

●

17.2

1.8

●

19

2

●

20

2

●

21.3

2

●

25

2

●

25.4

2

●

26.9

2

●

30

2

●

31.8

2

●

33.7

2

●

38

2.3

●

42.4

2.3

●

44.5

2.3

●

48.3

2.3

●

51

2.3

●

54

2.3

●

57

2.3

●

60.3

2.3

●

63.5

2.3

●

70

2.6

●

73

2.6

●

76.1

2.6

●

82.5

2.6

●

88.9

2.9

●

101.6

2.9

●

108

2.9

●

114.3

3.2

●

127

3.2

●

133

3.6

●

139.7

3.6

●

152.4

4

●

159

4

●

168.3

4

●

177.8

4.5

●

193.7

4.5

●

219.1

4.5

●

244.5

5

●

273

5

●

323.9

5.6

●

355.6

5.6

●

406.4

6.3

●

457

6.3

●

508

6.3

●

559

6.3

●

610

6.3

●

660

7.1

●

711

7.1

●

762

8

●

813

8

●

864

8.8

●

914

10

●

1016

10

●

1220

●

1420

●

1620

●

1820

●

2020

●

2220

●

Chemischer Bedarf

Stahlsorte		Chemical composition % by mass
Symbol	Material number	C	P	S	N	Addition of nitrogen fixing elements（e.g.not less than 0.020% Al total）
Symbol	Material number	max.
USt 37.0	1.0253	0.2	0.04	0.04	0.007	-
St 37.0	1.0254	0.17	0.04	0.04	0.009	-
St 44.0	1.0256	0.21	0.04	0.04	0.009	-
St 52.0	1.0421	0.22	0.04	0.035	-	Yes

Mechanische Anforderung

Stahlsorte		Upper Yield stress RcH for wall Thickness in mm		Zugfestigkeit Rm	Elongation after fracture		Diameter of bending mandrel for the bend test on fusion welded tubes
Symbol	Material number	up to 16	over 16 up to 40	Zugfestigkeit Rm	Longitudinal	Transversal
Symbol	Material number	N/mm2 min.		N/mm2	% min.
USt 37.0	1.0253	235	-	350 bis 480	25	23	2 S
St 37.0	1.0254	235	225	350 bis 480	25	23	2 S
St 44.0	1.0256	275	265	420 bis 550	21	19	3 S
St 52.0	1.0421	355	345	500 bis 650	21	19	4 S

DIN 1626

DIN 1626 Pipes Supplier in China

Specification Chart of DIN 1626 Pipes

Dimension

Chemischer Bedarf

Mechanische Anforderung

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