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API-5L?????

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??б????API SPEC 5L
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???Χ????60-508??4-30
????????????(API SPEC 5L )????????

??????
Nominal Size
??
Outside Diameter
???
Wall Thickness
????????
Plain-end Weight
inch
mm
inch
mm
lb/ft
kg/m
0.405
0.405
10.29
0.095
2.4
0.31
0.47
0.54
0.54
13.72
0.088
2.2
0.43
0.62
0.54
13.72
0.119
3.0
0.54
0.79
0.675
0.675
17.15
0.091
2.3
0.57
0.84
0.675
17.15
0.126
3.2
0.74
1.10
0.84
0.84
21.34
0.109
2.8
0.85
1.28
0.84
21.34
0.147
3.7
1.09
1.61
1.05
1.05
26.67
0.113
2.9
1.13
1.70
1.05
26.67
0.154
3.9
1.48
2.19
1.315
1.315
33.4
0.133
3.4
1.68
2.52
1.315
33.4
0.179
4.6
2.17
3.21
1.660
1.660
42.2
0.145
3.7
2.72
3.43
1.660
42.2
0.191
4.9
3.00
4.51
1.900
1.660
42.2
0.382
9.7
5.22
7.77
1.900
48.3
0.145
3.7
2.72
4.07
1.900
48.3
0.200
5.1
3.63
5.43
1.900
48.3
0.400
10.2
6.41
9.58
2 3/8
2.375
60.3
0.109
2.8
2.64
3.97
2.375
60.3
0.125
3.2
3.00
4.51
2.375
60.3
0.141
3.6
6.36
5.03

 

??????
Nominal Size
??
Outside Diameter
???
Wall Thickness
????????
Plain-end Weight
inch
mm
inch
mm
lb/ft
kg/m
2 3/8
2.375
60.3
0.154
3.9
3.65
5.42
2.375
60.3
0.172
4.4
4.05
6.07
2.375
60.3
0.188
4.8
4.39
6.57
2.375
60.3
0.218
5.5
5.02
7.43
2.375
60.3
0.250
6.4
5.67
8.51
2.375
60.3
0.281
7.1
6.28
9.31
2.375
60.3
0.436
11.0
9.03
13.47

L360 L245 L415 X52 X42 X65 X70 ????????????????

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????
??????
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C
Mn
P
S
????
???????Mpa
???????Mpa
????%
API SPEC 5L
A
0.21
0.6
0.030
0.030
????????????????????????????????0.15%
207
331
00000
B
0.22
1.2
0.025
0.015
241
414
 
X42
0.22
0.025
0.015
1.3
290
414
 
X46
0.22
1.4
0.025
0.015
317
434
 
X52
0.22
1.4
0.025
0.015
359
455
 
X56
0.22
1.4
0.025
0.015
386
490
 
X60
0.22
1.4
0.025
0.015
414
517
 
X65
0.22
1.45
0.025
0.015
448
531
 
X70
0.22
1.65
0.025
0.015
483
565
 
GB/T9711-1997
L175
0.21
0.60
0.030
0.030
175
315
27
L210
0.21
0.90
0.030
0.030
210
335
25
L245
0.26
1.15
0.030
0.030
245
415
21
L290
0.28
1.25
0.030
0.030
290
415
21
L360
0.30
1.25
0.030
0.030
360
460
19
L390
0.26
1.35
0.030
0.030
390
490
18
L415
0.26
1.35
0.030
0.030
415
520
17
L450
0.26
1.40
0.030
0.030
450
525
17
L485
0.23
1.60
0.030
0.030
485
570
16
SY/T5037-2000
Q235B
0.12-0.20
0.30-0.70
0.045
0.045
 
235
375-460
26
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e:??????С?
A:????????????????mm
U: ?漲?????????????С? Mpa


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