GBT流体输送用不锈钢无缝钢管参数.docx

GBT流体输送用不锈钢无缝钢管参数.docx

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GBT流体输送用不锈钢无缝钢管参数

流体输送用不锈钢无缝钢管（GB/T14976-1994）

（1）尺寸规格6-25,6-26

（2）允许偏差6-27

（3）?

牌号和化学成分6-28（4）力学性能6-29

?

?

表6-25流体输送用不锈钢热轧（挤，扩）无缝钢管的尺寸规格

外径

壁厚

5

6

7

8

9

10

11

12

13

14

15

16

17

19

68

◎

◎

◎

◎

◎

◎

◎

◎

◎

70

◎

◎

◎

◎

◎

◎

◎

◎

◎

73

◎

◎

◎

◎

◎

◎

◎

◎

◎

76

◎

◎

◎

◎

◎

◎

◎

◎

◎

80

◎

◎

◎

◎

◎

◎

◎

◎

◎

83

◎

◎

◎

◎

◎

◎

◎

◎

◎

89

◎

◎

◎

◎

◎

◎

◎

◎

◎

95

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

102

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

108

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

114

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

121

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

127

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

133

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

140

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

146

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

152

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

159

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

168

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

180

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

194

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

219

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

◎

245

◎

◎

◎

◎

◎

◎

◎

◎

◎

237

◎

◎

◎

◎

◎

◎

◎

325

◎

◎

◎

◎

◎

◎

◎

351

◎

◎

◎

◎

◎

◎

◎

377

◎

◎

◎

◎

◎

◎

◎

426

◎

◎

◎

◎

◎

◎

◎

注:

1.◎表示热轧管规格。

2．根据需方要求，经供需双方协议，可供应表6-25和表6-26规格以外的其他尺

寸的钢管，尺寸偏差执行相邻较大规格的规定。

表6-26流体输送用不锈钢冷拔（轧）钢管的尺寸规格

外径

壁厚

10

11

12

13

14

15

6

●

●

●

●

●

●

●

●

●

7

●

●

●

●

●

●

●

●

●

8

●

●

●

●

●

●

●

●

●

9

●

●

●

●

●

●

●

●

●

●

●

10

●

●

●

●

●

●

●

●

●

●

●

11

●

●

●

●

●

●

●

●

●

●

●

12

●

●

●

●

●

●

●

●

●

●

●

●

●

13

●

●

●

●

●

●

●

●

●

●

●

●

●

14

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

15

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

16

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

17

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

18

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

19

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

20

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

21

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

22

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

23

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

24

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

25

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

27

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

28

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

30

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

32

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

34

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

35

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

36

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

38

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

40

●

●

●

●

●

●

●

●

●

●

●

●

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●

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●

●

●

●

●

●

●

42

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

45

●

●

●

●

●

●

●

●

●

●

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●

●

●

●

●

●

●

●

●

●

●

●

●

●

48

●

●

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●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

50

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

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●

●

51

●

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●

●

●

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●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

53

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

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●

●

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●

54

●

●

●

●

●

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●

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●

●

●

●

●

●

●

●

●

●

●

●

●

●

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●

●

56

●

●

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●

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●

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●

●

●

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●

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●

●

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●

57

●

●

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●

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●

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●

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●

●

●

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●

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●

●

●

●

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●

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●

●

60

●

●

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●

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●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

63

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

65

●

●

●

●

●

●

●

●

●

●

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●

●

●

●

●

●

●

●

●

●

●

68

●

●

●

●

●

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●

●

●

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●

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●

●

●

●

●

●

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●

70

●

●

●

●

●

●

●

●

●

●

●

●

●

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●

●

●

●

●

●

●

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●

73

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

75

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

76

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

80

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

83

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●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

85

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

89

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

90

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

95

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

100

●

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●

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●

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●

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●

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●

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●

●

●

●

●

●

●

●

102

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

108

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

114

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

127

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

133

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

140

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

146

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

159

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

168

180

194

219

245

273

325

351

377

426

注：

●表示冷拔（轧）钢管规格。

?

表6-27流体输送用不锈钢无缝钢管的尺寸允许规格偏差壁厚

热轧（挤压，扩）管

冷拔（轧）管

尺寸/mm

允许偏差/mm

尺寸/mm

允许偏差/mm

普通级

较高级

普通级

较高级

?

外径

D

68≤D≤159

±

?

?

±1

?

外径

D

6~10

±

±

>10~30

±

±

159

±

>30~50

±

±

>50

±%

±%

?

壁厚

S

>15

+15

?

?

±

?

壁厚

S

~1

±

±14%

±

>1~3

?

+12%

-10%

≥15

+20

-15

>3

+12%

-10%

±10%

注：

钢管的弯曲度不得大于如下规定：

壁厚<15mm………………………………………………………1.5mm/m

壁厚≥15mm………………………………………………………2.0mm/m

热扩管………………………………………………………3.0mm/m

?

表6-28流体输送用不锈钢无缝钢管的牌号和化学成分

组织类型

序号

牌号

化学成分（质量分数）（%）

C

Si

Mn

P

S

Ni

Cr

Mo

Ti

其他

奥

氏

体型

1

0Cr18Ni9

≤

≤

≤

≤

≤

~

~

-

-

-

2

00Cr19Ni10

≤

≤

≤

≤

≤

~

~

-

-

-

3

0Cr23Ni13

≤

≤

≤

≤

≤

~

~

-

-

-

4

0Cr25Ni20

≤

≤

≤

≤

≤

~

~

-

5wc~

-

5

0Cr18Ni10Ti

≤

≤

≤

≤

≤

~

~

-

≥5wc

-

6

0Cr18Ni11Nb

≤

≤

≤

≤

≤

~

~

-

-

Nb≥10wc

7

0Cr17Ni14Mo2

≤

≤

≤

≤

≤

~

~

~

-

-

8

00Cr17Ni14Mo2

≤

≤

≤

≤

≤

~

~

~

-

-

9

0Cr19Ni13Mo3

≤

≤

≤

≤

≤

~

~

~

-

-

10

00Cr19Ni13Mo3

≤

≤

≤

≤

≤

~

~

3000~

-

-

11

0Cr18Ni12Mo2Ti

≤

≤

≤

≤

≤

~

~

~

5wc~

-

12

1Cr18Ni12Mo2Ti

≤

≤

≤

≤

≤

~

~

~

5~

-

13

0Cr18Ni12Mo2Ti

≤

≤

≤

≤

≤

~

~

~

5wc~

-

14

1Cr18Ni12Mo3Ti

≤

≤

≤

≤

≤

~

~

~

5~

-

15

0Cr18Ni12Mo2Cu2

≤

≤

≤

≤

≤

~

~

~

-

~

16

00Cr18Ni14Mo2Cu2

≤

≤

≤

≤

≤

~

~

~

-

~

17

1Cr18Ni9Ti

≤

≤

≤

≤

≤

~

1700~

-

5~

-

铁素体型

18

0Cr13

≤

≤

≤

≤

≤

~

-

-

-

奥氏体-铁素体型

19

0Cr26Ni5Mo2

≤

≤

≤

≤

≤

~

~

~

-

-

?

①残余Ni≤。

?

表6-29流体输送用不锈钢无缝钢管的力学性能

组织类型

?

牌号

推荐热处理制度

力学性能

密度

/

（g/cm3）

序号

Σb/MPa

σMPa

δ5（%）

≥

奥氏体型

1

0Cr18Ni9

1010~1150℃,急冷

520

205

3