Tiêu chuẩn iso 09725 1992 scan

Foreword All rig ts re erv ed... of meta ls... Spe ifie time to rup ture a nd elo - gatio re uireme ts ha v e to be met.. Alternativ ely , ste s may be in rea se after th minimum rup tur

F irst e itio

19 2-12-01

Pi& es forge s en nic kel et a llages de nic kel

IS0 9 2 :19 2(E)

Foreword

All rig ts re erv ed No pa rt of this publcatio may be repro u e or uti z d in an form

i

Nick l and nic kel alloy forgings

IS0 9 2 :19 2

of meta ls

larger

1

5 O rderin informa tio

in table

6.1.4 Gra in size

or grea ter)

of p rec ip itation-

sp c ified in ta ble 1

2

an other element that is not sp c ified, these s all 7.2.2 Integra l test samples s a ll b prov ided by

pleted

dition

ta b le 3

testin

p r lot

lot

sent

9.2 Ten ie testin

9.3

a s folows

lm it

10.2

pa rt of the purc ase c ontra c t

4

2 E (

s 3

: k

-A

I 1

A

A

Ta hlo R - Hea t tea t e t nf nrPrinitntin h rhwn lo alnv c

Al o id ntificatio ’)

Number

De criptio

(1 15 f IO) “C, 4 h, air c ool

1 0 0 “C , 16 h, air c ol + 8 0 “C, 16 h, air c ool

9 5 “C to 1 040 ‘C , 4 h, oi or w er 845 “C , 4 h, air c ol + 76 “C, 16 h, air c ol or fur

1 0 0 “C to 1 10 “C , 8 h, air c ol or 70 “C , 16 h, air c ool

faster

NICrlSFe7TI2AI

9 0 “C to 1 10 “C , air c ol or faster

73 “C , 8 h, c ol at 5 “C /h to 6 0 “C, h ld at

6 0 “C for 8 h, air c ol Alternatively, c ol to

6 0 “C at an spe d a nd h ld at 6 0 “C to giv e a

total pre ip itatio tea t e t time of 18 h

6 0 “C for 8 h, alr c ool Alterna tiv ely, c ol to

6 0 “C at an rate an h ld at 6 0 “C to giv e a total

pre ip itatio tea t e t time of 18 h

70 “C, 16 h, air col

faster

48 “C at betwe n 8 “C/ h a nd 15 “C / h, air c ool Al-

ternatively , furna ce c ol to 5 5 “C, h ld at 5 5 “C

for 6 h, furna ce c ol to 48 “C, h ld f ~ 8 h, air

c ol

24 h, air c ol

2) T he tolera nc o th s le te tempera ture s a ll be within f 15 “C

Total pla stic

stain

m

“C

-

5

N W70 0

NiCr2 Co18Ti3

-

2) A n initially hig er ste s may be u e b ut s all n t be c a ng d whie th te t is In pro re s Spe ifie time to rup ture a nd elo -

gatio re uireme ts ha v e to be met Alternativ ely , ste s may be in rea se after th minimum rup ture lfe ha s be n met at th spe i-

10

A nn x A

iron,

1

UDC 6 9.24-l 34