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DIN

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seamless pipe, carbon pipe,stainless pipe,octg pipe manufacturers

DIN

we have obtained ISO 9001, ISO 14001, ISO 45001, CE, AAA-level credit rating certification, etc.

DIN 2391 pipe Suppliers,Manufacturers in china

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DIN 2391

Date:2022-03-31View:498Tags:seamless pipe, carbon pipe,stainless pipe,octg pipe manufacturers

DIN 2391-- cold Drawn or cold rolled steel tube is used in hydraulic & pneumatic cylinder, mechanical and Automotive engineer

Size: 6mm-350mm.

W.T.: 0.8mm-50mm.

Shape: Round.

Production type: Cold drawn or cold rolled.

Length: Single random length/ Double random length or as customer’s actual request max length is 10m.

Grade: St30 Si, St30 Al, St35, St45, St52.

OD(mm)　

Wall Thickness Unit(mm)

2

2.5

3

3.5

4

4.5

5

6

6.5-7

7.5-8

8.5-9

9.5-10

11

12

Φ25-Φ28

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●

●

●

●

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Φ32

●

●

●

●

●

●

Φ34-Φ36

●

●

●

●

●

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Φ38

●

●

●

●

●

●

Φ40

●

●

●

●

●

Φ42

●

●

●

●

●

Φ45

●

●

●

●

●

●

Φ48-Φ60

●

●

●

●

●

●

●

Φ63.5

●

●

●

●

●

●

●

Φ68-Φ73

●

●

●

●

●

●

Φ76

●

●

●

●

●

●

●

●

●

●

Φ80

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Φ83

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Φ89

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Φ95

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Φ102

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Φ108

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Φ114

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Φ121

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Φ127

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Φ133

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Φ140

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●

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●

●

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Φ146

●

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●

●

●

●

Φ152

●

●

●

●

●

●

●

●

Φ159

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Φ168

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Mechanical Properties(Mpa)

Steel Grade		Minimum values for the delivery condition
Steel Name	Steel Number	BK		BKW		BKS			GBK		NBK
		Rm	A %	Rm	A %	Rm	ReH	A %	Rm	A %	Rm	ReH	A %
		Mpa	A %	Mpa	A %	Mpa	Mpa	A %	Mpa	A %	Mpa	Mpa	A %
St 30 Si	1.0211	430	8	380	12	380	280	16	280	30	290 to 420	215	30
St 30 Al	1.0212	430	8	380	12	380	280	16	280	30	290 to 420	215	30
St 35	1.0308	480	6	420	10	420	315	14	315	25	340 to 470	235	25
St 45	1.0408	580	5	520	8	520	375	12	390	21	440 to 570	255	21
St 52	1.0580	640	4	580	7	580	420	10	490	22	490 to 630	355	22

Inspection and test list

Inspection or test types	Test frequency
Inspection or test types	Internal test	Acceptance test
Chemical analysis	M	M
Tensile testing	M	One per tested batch
Flattening test or extension test	M	Two per tested batch
Dimension verification	M	M
Visual inspection	M	M
NDT in order to identify leaks	Individual	Individual

【Prev】 : DIN 30670
【Next】 : DIN 1629

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