钢管标准ASTM A276-2008
A276–08a
TABLE2Continued
DiameterorThickness,
in.(mm)
TensileStrength,minksi
over11 2(38.10)to13 4
(44.45)
all
allallallallallall
12587879575
MPa860600600650515
YieldStrength,A
minksi10045454430
MPa690310310300205
Elonga-tionin2in.(50mm)B
or4Dmin%
1840403540
Reduc-tionofArea,C,Dmin,%45505050............40
BrinellHard-ness,Emax..................217217250
TypeConditionFinish
S30815S31254S31725S31726S31727S32053S32654
AAAAAAA
109
Austenitic-FerriticGrades
XM-26S31803S32056S32101S32202S32205S32304S32550S32550S32750S32760S32760
AAAAAAAASAAS
hot- nishedorcold- nishedhot- nishedorcold- nishedhot- nishedorcold- nishedhot- nishedorcold- nishedhot- nishedorcold- nishedhot- nishedorcold- nishedhot- nishedorcold- nishedhot- nishedorcold- nishedcold- nishedhot- nishedorcold- nishedhot- nishedorcold- nishedcold- nished
allall
com
80
550
35
240
40
80
550
36
245
35
93
640
43
295
40
750
62
430
40
90
620
65
450
20
90
620
65
448
25
90
620
65
450450450450400550720550515550720
1830302525251615152516
94
650
65
650
65
95
655
65
87
600750860800760750860
5880105807580105
......480480415415415415450450480520480520
......404030204545404055605560
......275275207140310310275275380415380415
......201620202016201620152015
606060656570757075
480480690690860860830830480480
4040808010010090904040
275275550550690690620620275275
20161512131212121312
hot- nishedorcold- nishedhot- nishedorcold- nishedhot- nishedorcold- nishedhot- nishedorcold- nishedhot- nishedorcold- nishedhot- nishedorcold- nishedhot- nishedorcold- nished
55....................................
...290302290290290290290335310310290335
all
all
all
w.bz
all
upto2(50.8)inclover2(50.8)
all
all
hot- nishedcold- nishedhot- nishedcold- nishedhot- nishedorcold- nishedhot- nishedorcold- nishedhot- nishedcold- nishedhot- nishedcold- nishedhot- nishedcold- nishedhot- nishedcold- nished
allallallallallall
405H429430S40976S44400
AA
fx
allall
109125116110109125
FerriticGrades
......707060
allallallallallallallall
MartensiticGradesallallallallallallall
all(roundsonly)
allall
70701001001251251201207070
all
w.
94
A
......454545454545454540304030
207217.........244217217219219............
A
446,XM-27S44700
S44800
403,410403,410XM-30403,410XM-30
ww
AAAAATTHA
hot- nishedcold- nishedhot- nishedcold- nishedhot- nishedcold- nishedhot- nishedcold- nishedhot- nishedcold- nished45454540453540404535............302.........235..
.