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12Õ7Ã3ÑË

Õàðàêòåðèñòèêà ìàòåðèàëà 12Õ7Ã3ÑË.

Ìàðêà

12Õ7Ã3ÑË

Êëàññèôèêàöèÿ

Ñòàëü äëÿ îòëèâîê îáûêíîâåííàÿ

Ïðèìåíåíèå

îòâåòñòâåííûå âûñîêîíàãðóæåííûå äåòàëè ñî ñòåíêîé òîëùèíîé äî 100 ìì, ðàáîòàþùèå â óñëîâèÿõ ñòàòè÷åñêèõ è äèíàìè÷åñêèõ íàãðóçîê


Õèìè÷åñêèé ñîñòàâ â % ìàòåðèàëà 12Õ7Ã3ÑË

C

Si

Mn

S

P

Cr

0.1 - 0.15

0.8 - 1.2

3 - 3.5

äî   0.02

äî   0.02

7 - 7.5


Ìåõàíè÷åñêèå ñâîéñòâà ïðè Ò=20oÑ ìàòåðèàëà 12Õ7Ã3ÑË .

Ñîðòàìåíò

Ðàçìåð

Íàïð.

sâ

sT

d5

y

KCU

Òåðìîîáð.

-

ìì

-

ÌÏà

ÌÏà

%

%

êÄæ / ì2

-

Îòëèâêè

 

 

1324

1070

9

40

589

 


Îáîçíà÷åíèÿ:

Ìåõàíè÷åñêèå ñâîéñòâà :

sâ

- Ïðåäåë êðàòêîâðåìåííîé ïðî÷íîñòè , [ÌÏà]

sT

- Ïðåäåë ïðîïîðöèîíàëüíîñòè (ïðåäåë òåêó÷åñòè äëÿ îñòàòî÷íîé äåôîðìàöèè), [ÌÏà]

d5

- Îòíîñèòåëüíîå óäëèíåíèå ïðè ðàçðûâå , [ % ]

y

- Îòíîñèòåëüíîå ñóæåíèå , [ % ]

KCU

- Óäàðíàÿ âÿçêîñòü , [ êÄæ / ì2]

HB

- Òâåðäîñòü ïî Áðèíåëëþ , [ÌÏà]

 



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