Kedu ihe bụ inconel 690#Inconel 690
Ihe maka tubes na-ebufe ọkụ nke ndị na-emepụta uzuoku na PWR nuklia ike osisi agafewo usoro mmepe, gụnyere 304 austenitic igwe anaghị agba nchara, 600 alloy, 800 alloy na 690 alloy. Nnyocha na ọdịda corrosion nke 600 alloy na ọrụ na-egosi na corrosion intergranular na intergranular stress corrosion cracking bụ isi nsogbu. A na-eji Alloy 690 mee ihe dị ka ihe na-enye ọkụ ọkụ maka ndị na-emepụta uzuoku na ụlọ ọrụ nuklia PWR. Ebe ọ bụ na etinyere ya na 1990s, ọ dịghị ihe mebiri emebi, na mmetụta dị mma nke ukwuu.
Ụdị ngwaahịa: mmanya, ọkpọkọ, efere, mgbanaka, ịgha
Ngwakọta kemịkalụ N06690:
Ni: oke
kr: 30.39
Nkeji: 8.8
C: 0.023
Ọnụ: 0.22
Nke: 0.26
Nkeji: 0.23
Aha: 0.07
Ihe: 0.02
P: 0.006
S: 0.002
Njirimara anụ ahụ nke N06690 na steeti annealed:
Njupụta: 8.19g / cm
Ebe mgbaze: 1343-1377 ℃
Ụdị nke ntorobịa: 211GPa
Oke Poisson: 0.289
Ike mpụta: 350MPa
Ike nkwụsị: 700MPa
Mgbatị: 45%
Oge nzipu: Nov-06-2020