ASTM A276-2008(5)

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..

.

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