Mpempe akwụkwọ ọla

Nkọwa Dị Mkpirikpi:

Mpempe akwụkwọ ọla nke dabere na ọla kọpa electrolytic, zinc na ihe ndị ọzọ dị ka ihe eji arụ ọrụ ya, site na nhazi site na ingot, mpịakọta ọkụ, mpịakọta oyi, ọgwụgwọ okpomọkụ, nhicha elu, ịkpụ, imecha, wee mechie. Ọrụ ihe, plasticity, ihe onwunwe igwe, iguzogide nchara, arụmọrụ na ezigbo tin.

Zitere anyị ozi-e Rịọ maka ihe atụ

Nkọwa Ngwaahịa

Akara Ngwaahịa

Okwu Mmalite Ngwaahịa

Mpempe akwụkwọ ọla nke e ji ọla kọpa electrolytic, zinc na ihe ndị ọzọ mee dị ka ihe e ji arụ ya, site na nhazi site na ingot, mpịakọta ọkụ, mpịakọta oyi, ọgwụgwọ okpomọkụ, nhicha elu, ịkpụ, imecha, wee mechie. Usoro arụmọrụ ihe, plasticity, ihe ndị dị n'ime ya, iguzogide nchara, arụmọrụ na ezigbo tin. A na-eji ya eme ihe nke ukwuu na eletriki, ụgbọ ala, nkwukọrịta, ngwaike, ịchọ mma na ụlọ ọrụ ndị ọzọ.

Isi Nkà na ụzụ Paramita

2-1 Ngwakọta Kemịkalụ

Aha	Nọmba Alloy	Ihe mejupụtara kemịkalụ (%, Max.)
Aha	Nọmba Alloy	Cu	Fe	Pb	Al	Mn	Sn	Ni	Zn	adịghị ọcha
Brass	H96	95.0-97.0	0.10	0.03	---	---	---	0.5	Rem	0.3
	H90	88.0-91.0	0.10	0.03	---	---	---	0.5	Rem	0.3
	H85	84.0-86.0	0.10	0.03	---	---	---	0.5	Rem	0.3
	H70	68.5-71.5	0.10	0.03	---	---	---	0.5	Rem	0.3
	H68	67.0-70.0	0.10	0.03	---	---	---	0.5	Rem	0.3
	H65	63.5-68.0	0.10	0.03	---	---	---	0.5	Rem	0.3
	H63	62.0-65.0	0.15	0.08	---	---	---	0.5	Rem	0.5
	H62	60.5-63.5	0.15	0.08	---	---	---	0.5	Rem	0.5

Tebụl Alloy 2-2

Aha	Chaịna	ISO	ASTM	JIS
Brass	H96	CuZn5	C21000	C2100
	H90	CuZn10	C22000	C2200
	H85	CuZn15	C23000	C2300
	H70	CuZn30	C26000	C2600
	H68	---	---	---
	H65	CuZn35	C27000	C2700
	H63	CuZn37	C27200	C2720
	H62	CuZn40	C28000	C2800

Atụmatụ 2-3

2-3-1Ngalaba nkọwapụta:mm

Aha	Nọmba Alloy (China)	Iwe	Nha(mm)
			Ọkpụrụkpụ	Obosara	Ogologo
Brass	H59 H62 H63 H65 H68 H70	R	4～8	600～1000	≤3000
	H62 H65 H68 H70 H90 H96	Y Y2 MT	0.2~0.49	narị isii	1000~2000
			0.5~3.0	600～1000	1000～3000

Akara Iwe:O. Dị nro;1/4H. 1/4 Ike;1/2H. 1/2 Ike;H. Ike;EH. Ultrahard;R. A na-akpọgharị ọkụ.

2-3-2 Ngalaba Ntachi Obi: mm

Ọkpụrụkpụ	Obosara
	Ọkpụrụkpụ Kwe ka mgbanwe dị ±			Obosara Kwe ka mgbanwe dị ±
	₦400	₦600	₦1000	₦400	₦600	₦1000
0.5~0.8	0.035	0.050	0.080	0.3	0.3	1.5
0.8~1.2	0.040	0.060	0.090	0.3	0.5	1.5
1.2~2.0	0.050	0.080	0.100	0.3	0.5	2.5
2.0~3.2	0.060	0.100	0.120	0.5	0.5	2.5

Arụmọrụ Mekaniki 2-3-3

Iwe		Ike ọdụdọ N/mm2	Ogologo ≥%	Ike siri ike HV
M	(O)	≥290	35	---
Y4	(1/4 awa)	325-410	30	75-125
Y2	(1/2 awa)	340-470	20	85-145
Y	(H)	390-630	10	105-175
T	(EH)	≥490	2.5	≥145
R		---	---	---