Ngongo Koranu Nikara 20 • UNS N08020 • 2.4660

Whakaahuatanga Poto:

Ngā Ngongo Ngongo Nikara Koranu 20. Ko te Koranu 20 he koranu nikara-rino-konupora me te tāpiri o te parahi me te Molibdenum. Kua whakauhia ki te niobium kia kore ai e pāngia e te werawera me te waikura waenga-pūmua. He tino ātete te Koranu 20 ki te waikura whānui, te waikura poka me te waikura kapiti i roto i ngā matū kei roto ko te pūhaumāota me te waikawa whanariki, te waikawa phosphoric me te waikawa hauota.

Taumata Ngongo:Koranu 20, UNS N08020, 2.4660

Momo Ngongo:Whakarewahia, Kore Tuitui

Puka Ngongo:Tika, Piko U

Whakaotinga Mata:Kanapa kua whakawerahia, kua whakawerahia me te pīkara, kua orohia

Ngā Paerewa (ASME/ASTM):B468, B464, B729

Ngā Paerewa (EN):DIN 17744, DIN 17751

Tukua mai he īmēra ki a mātou

Taipitopito Hua

Ngā Tohu Hua

Ngongo Koranu Nikara 20, Ngongo Koranu Nikara 2.4660

Te Hanganga Matū (i roto i te % mā te papatipu)
Tau	C	Si	Mn	P	S	Cr	Ni	Mo	Fe	Co	Cu	Nb+Ta	Ētahi atu
	Mōrahi.	Mōrahi.	Mōrahi.	Mōrahi.	Mōrahi.					Mōrahi.
N08020	0.07	1.00	2.00	0.045	0.035	19.00 – 21.00	32.00 – 38.00	2.0 – 3.0	toenga		3.00 – 4.00	8XC – 1.0
2.4660	0.07	1.00	2.00	0.025	0.015	19.0 – 21.0	32.0 – 38.0	2.0 – 3.0	Okiokinga	1.5	3.0 – 4.0	8XC – 1.0

Āhuatanga Mīhini me te Maimoatanga Wera

Tau	Rp 0.2 Mpa	Rp 1.0 Mpa	Rm Mpa	A (%)	Te pakeketanga (HRB)	Te Maimoatanga Wera
	Miniti.	Miniti.	Iti – Mōrahi	Miniti.	Mōrahi.
N08020	240		550	30		Kua whakawerahia
2.4660	240		550	40		Ngāwari te Whakamahana

Rahi o te Ngongo e Whakamahia Ana

OD	Matotoru (mm)
(mm)	0.50	0.70	0.80	0.89	1.00	1.20	1.24	1.50	1.65	2.00	2.11	2.50	2.77	3.05
6.00	x	x	x	x	x	x	x	x
6.35	x	x	x	x	x	x	x	x	x
7.00	x	x	x	x	x	x	x	x
7.50	x	x	x	x	x	x	x	x
8.00	x	x	x	x	x	x	x	x
9.00	x	x	x	x	x	x	x	x
9.53	x	x	x	x	x	x	x	x	x
10.00	x	x	x	x	x	x	x	x
11.00	x	x	x	x	x	x	x	x
12.00	x	x	x	x	x	x	x	x		x
12.70	x	x	x	x	x	x	x	x	x	x	x
13.00	x	x	x	x	x	x	x	x
14.00	x	x	x	x	x	x	x	x
15.00	x	x	x	x	x	x	x	x
15.88	x	x	x	x	x	x	x	x	x	x	x
16.00	x	x	x	x	x	x	x	x	x	x
17.15	x	x	x	x	x	x	x	x	x	x	x
18.00	x	x	x	x	x	x	x	x	x	x
19.00	x	x	x	x	x	x	x	x	x	x
19.05	x	x	x	x	x	x	x	x	x	x	x	x	x
20.00	x	x	x	x	x	x	x	x	x	x	x	x	x
21.34	x	x	x	x	x	x	x	x	x	x	x	x	x
22.00	x	x	x	x	x	x	x	x	x	x	x	x	x
22.23	x	x	x	x	x	x	x	x	x	x	x	x	x
23.00	x	x	x	x	x	x	x	x	x	x	x	x	x
24.00	x	x	x	x	x	x	x	x	x	x	x	x	x
25.00	x	x	x	x	x	x	x	x	x	x	x	x	x	x
25.40	x	x	x	x	x	x	x	x	x	x	x	x	x	x
26.00	x	x	x	x	x	x	x	x	x	x	x	x	x	x
26.67	x	x	x	x	x	x	x	x	x	x	x	x	x	x
26.90	x	x	x	x	x	x	x	x	x	x	x	x	x	x
28.00	x	x	x	x	x	x	x	x	x	x	x	x	x	x
28.58	x	x	x	x	x	x	x	x	x	x	x	x	x	x
30.00	x	x	x	x	x	x	x	x	x	x	x	x	x	x
31.75	x	x	x	x	x	x	x	x	x	x	x	x	x	x
32.00	x	x	x	x	x	x	x	x	x	x	x	x	x	x
33.40	x	x	x	x	x	x	x	x	x	x	x	x	x	x
35.00	x	x	x	x	x	x	x	x	x	x	x	x	x	x
36.00	x	x	x	x	x	x	x	x	x	x	x	x	x	x
38.10	x	x	x	x	x	x	x	x	x	x	x	x	x	x
42.00					x	x	x	x	x	x	x	x	x	x
44.50						x	x	x	x	x	x	x	x	x
48.26								x	x	x	x	x	x	x
50.80				x	x	x	x	x	x	x	x	x	x	x