Tiêu chuẩn iso tr 07468 1981 scan

Summary of av erage stress rupture properties of wrought... 3 Extra olatioda ta points fom 5* casts et tempera-... 5% CrMo ST EAn eled Expc ted to Apply Agred by TClI/S lO/E P... 1% Mo S

Publs e 19 1-01-01

0 Internatio al O rganizatio for Standardizatio , 19 1 0

Summary of av erage stress rupture properties of wrought

3 Extra olatio

da ta points fom 5* casts et tempera-

Symb ls u e in th e uatio of th p rametric master c rv e

p b)

T

u

t he valu s pre e te in ta bula r form s o ld be tak n as bein c orec t

3

C R ON ST E (Semi ki ed an 81 kIled)

() V alues whloh’hav e inv olv ed exten ed etrese extra polation ) Se noter On PeUe 2

5

C R ON ST E (Si a nd A l we )

6

7

Suprsedes Iso doc ument ISO/TC I 7/SC lO/ETP-S (Sec retariat 2) 2

Deta ils of M eria ls

Actua lly Tsted

Ran e for whic h Data a re

Ex pec ted to A pply

* V alues whic h hav e involved ex ten ed time ex tr a pola tion )

() V alues whic h hav e involved ex ten ed str es ex tr a pola tion )

C R ON IU GA NESE ST EEL Semi ki ed, or fuly ki ed c arb n man anese

0.3% M ST E

0.5% M ST E

(Sec reta ria t 9) 13)

Ran e for whic h Data a re

* V alues whic h hav e inv olv ed exten ed time extra polation )

() V alues whic h hav e inv olv ed exten ed stres extra polation )

14

g% C r 4% M , a% V ST E

-I

Detais of Materials

Ac tualy T ested

Expc ted to Apply

1C r &M ST E

(Sec reta ria t 17) 2)

Expc ted to A pply

50

50

22

69/ 65

69/ 65

22

Numb r of Ta t Points Av aiale Numb r of Ta t Points Av aiale

,

(Sec reta ria t 16) 21)

Deta ils of M eria ls

Expcted tc Apply

5% CrMo ST E

(An eled)

Expc ted to Apply

Agred by TClI/S lO/E P

5% CrMo ST E (Normaled an tempred)

(Sec reta ria t 7) 8)

Ran e for whic h Data a re

Expc ted to Apply

Agred by TClI/S IO/E P

() V alues whic h hav e inv olved exten ed stres ex traola tion )

26

9% C r 1% Mo ST E (Annea led)

Expc ted to Apply

V alues whic h hav e inv olv ed exten ed time extra polation )

28

2

9% C r, 1% M ST E (Normalae a nd tempere )

(Sec retariat 9 ) 13 )

(R /216 )

31

12CrMoV (Wl ST E

Ran e for whic h Data a re

Expcted to Apply

Thin sec tion forgin s

34

Thic k sec tion forgin s

18C r 8Ni ST E

Ran e for whic h Data a re

Exp c ted to A pply

Howev er, atention is drawn to the fac t tha t bron-c ontainin stels normaly ex hibit h& her

* V alues whic hav e involved exten ed time ex tra polation

( ) V alues whic hav e inv olved exten ed stres ex tra pola tion

)

36

18C r 1ONiT i ST E

18 lONiT ST E

18C r IZNINb ST E

T est Inira tio , h

a fa c t tha t boro -c onta inin ste ls

Stres , N/m a

10 ,

16C r 16NiMoNb ST E

4

3ONi 2OCrTIAl ST E

Ran e for whic h Data a re

Expc ted to A pply

Howev er, a ttent

* V alues whic hav e inv olv ed exten ed time ex traola tion

) V alues whic hav e inv olv ed exten ed stres ax traola tion