동합금 (Copper alloy) 분류, 기계적 물성치, 성분, 규격 :: [공학나라] 기계 공학 기술정보

//구글애드센스 20230512 // //구글애드센스 20230512 동합금 (Copper alloy) 분류, 기계적 물성치, 성분, 규격 :: [공학나라] 기계 공학 기술정보

동합금 (Copper alloy) 분류, 기계적 물성치, 성분, 규격

2017. 3. 13. 15:27

동합금 대분류

Classification of copper and its alloys
Family	Principal alloying element	UNS numbers
Copper alloys, brass	Zinc (Zn)	C1xxxx–C4xxxx,C66400–C69800
Phosphor bronze	Tin (Sn)	C5xxxx
Aluminium bronzes	Aluminium (Al)	C60600–C64200
Silicon bronzes	Silicon (Si)	C64700–C66100
Copper nickel, nickel silvers	Nickel (Ni)	C7xxxx

동합금 기계적 물성치 (항복강도, 인장강도, 연신율, 경도)

Mechanical properties of common copper alloys
Name	Nominal composition (percentages)	Form and condition	Yield strength (0.2% offset, ksi)	Tensile strength (ksi)	Elongation in 2 inches (percent)	Hardness (Brinell scale)	Comments
Copper (ASTM B1, B2, B3, B152, B124, R133)	Cu 99.9	Annealed	10	32	45	42	Electrical equipment, roofing, screens
"	"	Cold-drawn	40	45	15	90	"
"	"	Cold-rolled	40	46	5	100	"
Gilding metal (ASTM B36)	Cu 95.0, Zn 5.0	Cold-rolled	50	56	5	114	Coins, bullet jackets
Cartridge brass (ASTM B14, B19, B36, B134, B135)	Cu 70.0, Zn 30.0	Cold-rolled	63	76	8	155	Good for cold-working; radiators, hardware, electrical, drawn cartridge cases.
Phosphor bronze (ASTM B103, B139, B159)	Cu 89.75, Sn 10.0, P 0.25	Spring temper	—	122	4	241	High fatigue-strength and spring qualities
Yellow or High brass (ASTM B36, B134, B135)	Cu 65.0, Zn 35.0	Annealed	18	48	60	55	Good corrosion resistance
"	"	Cold-drawn	55	70	15	115	"
"	"	Cold-rolled (HT)	60	74	10	180	"
Manganese bronze (ASTM 138)	Cu 58.5, Zn 39.2, Fe 1.0, Sn 1.0, Mn 0.3	Annealed	30	60	30	95	Forgings
"	"	Cold-drawn	50	80	20	180	"
Naval brass (ASTM B21)	Cu 60.0, Zn 39.25, Sn 0.75	Annealed	22	56	40	90	Resistance to salt corrosion
"	"	Cold-drawn	40	65	35	150	"
Muntz metal (ASTM B111)	Cu 60.0, Zn 40.0	Annealed	20	54	45	80	Condensor tubes
Aluminium bronze (ASTM B169 alloy A, B124, B150)	Cu 92.0, Al 8.0	Annealed	25	70	60	80	—
"	"	Hard	65	105	7	210	"
Beryllium copper (ASTM B194, B196, B197)	Cu 97.75, Be 2.0, Co or Ni 0.25	Annealed, solution-treated	32	70	45	B60 (Rockwell)	Electrical, valves, pumps, oilfield tools, aerospace landing gears, robotic welding, mold making ^[3]
"	"	Cold-rolled	104	110	5	B81 (Rockwell)	"
Free-cutting brass	Cu 62.0, Zn 35.5, Pb 2.5	Cold-drawn	44	70	18	B80 (Rockwell)	Screws, nuts, gears, keys
Nickel silver (ASTM B122)	Cu 65.0, Zn 17.0, Ni 18.0	Annealed	25	58	40	70	Hardware
"	"	Cold-rolled	70	85	4	170	"
Nickel silver (ASTM B149)	Cu 76.5, Ni 12.5, Pb 9.0, Sn 2.0	Cast	18	35	15	55	Easy to machine; ornaments, plumbing ^[4]
Cupronickel (ASTM B111, B171)	Cu 88.35, Ni 10.0, Fe 1.25, Mn 0.4	Annealed	22	44	45	–	Condensor, salt-water pipes
"	"	Cold-drawn tube	57	60	15	–	"
Cupronickel	Cu 70.0, Ni 30.0	Wrought	–	–	–	–	Heat-exchange equipment, valves
Ounce metal^[5] Copper alloy C83600 (also known as "Red brass" or "composition metal") (ASTM B62)	Cu 85.0, Zn 5.0, Pb 5.0, Sn 5.0	Cast	17	37	25	60	—
Gunmetal (known as "red brass" in US)	Varies Cu 80-90%, Zn <5%, Sn ~10%, +other elements@ <1%


Family	CDA	Tensile strength [ksi]		Yield strength [ksi]		Elongation (typ.) [%]	Hardness [Brinell 10 mm-500 kg]	Machinability [YB = 100]
Family	CDA	Min.	Typ.	Min.	Typ.	Elongation (typ.) [%]	Hardness [Brinell 10 mm-500 kg]	Machinability [YB = 100]
Red brass	833		32		10	35	35	35
	836	30	37	14	17	30	50–65	84
	838	29	35	12	16	25	50–60	90
Semi-red brass	844	29	34	13	15	26	50–60	90
Semi-red brass	848	25	36	12	14	30	50–60	90
Manganese bronze	862	90	95	45	48	20	170–195^†	30
	863	110	119	60	83	18	225^†	8
	865	65	71	25	28	30	130^†	26
Tin bronze	903	40	45	18	21	30	60–75	30
	905	40	45	18	22	25	75	30
	907	35	44	18	22	20	80	20
Leaded tin bronze	922	34	40	16	20	30	60–72	42
	923	36	40	16	20	25	60–75	42
	926	40	44	18	20	30	65–80	40
	927	35	42		21	20	77	45
High-leaded tin bronze	932	30	35	14	18	20	60–70	70
	934	25	32		16	20	55–65	70
	935	25	32	12	16	30	55–65	70
	936	33	30	16	21	15	79-83	80
	937	25	35	12	18	20	55–70	80
	938	25	30	14	16	18	50–60	80
	943	21	27		13	10	42–55	80
Aluminium bronze	952	65	80	25	27	35	110–140^†	50
	953	65	75	25	27	25	140^†	55
	954	75	85	30	35	18	140–170^†	60
	955	90	100	40	44	12	180–200^†	50
	958	85	95	35	38	25	150-170^†	50
Silicon bronze	878	80	83	30	37	29	115	40
^† Brinell scale with 3000 kg load

동합금 규격표

Comparison of copper alloy standards
Family	CDA	ASTM	SAE	SAE superseded	Federal	Military
Red brass	833
	836	B145-836	836	40	QQ-C-390 (B5)	C-2229 Gr2
	838	B145-838	838		QQ-C-390 (B4)
Semi-red brass	844	B145-844			QQ-C-390 (B2)
Semi-red brass	848	B145-848			QQ-C-390 (B1)
Manganese bronze	862	B147-862	862	430A	QQ-C-390 (C4)	C-2229 Gr9
	863	B147-863	863	430B	QQ-C-390 (C7)	C-2229 Gr8
	865	B147-865	865	43	QQ-C-390 (C3)	C-2229 Gr7
Tin bronze	903	B143-903	903	620	QQ-C-390 (D5)	C-2229 Gr1
	905	B143-905	905	62	QQ-C-390 (D6)
	907		907	65
Leaded tin bronze	922	B143-922	922	622	QQ-C-390 (D4)	B-16541
	923	B143-923	923	621	QQ-C-390 (D3)	C-15345 Gr10
	926		926
	927		927	63
High-leaded tin bronze	932	B144-932	932	660	QQ-C-390 (E7)	C-15345 Gr12
	934				QQ-C-390 (E8)	C-22229 Gr3
	935	B144-935	935	66	QQ-C-390 (E9)
	937	B144-937	937	64	QQ-C-390 (E10)
	938	B144-938	938	67	QQ-C-390 (E6)
	943	B144-943	943		QQ-C-390 (E1)
Aluminium bronze	952	B148-952	952	68A	QQ-C-390 (G6)	C-22229 Gr5
	953	B148-953	953	68B	QQ-C-390 (G7)
	954	B148-954	954		QQ-C-390 (G5)	C-15345 Gr13
	955	B148-955	955		QQ-C-390 (G3)	C-22229 Gr8
	958				QQ-C-390 (G8)
Silicon bronze	878	B30	878

동합금 성분표

Chemical composition of copper alloys
Family	CDA	AMS	UNS	Cu [%]	Sn [%]	Pb [%]	Zn [%]	Ni [%]	Fe [%]	Al [%]	Other [%]
Red brass	833		C83300	93	1.5	1.5	4
			C83400	90			10
	836	4855B	C83600	85	5	5	5
	838		C83800	83	4	6	7
Semi-red brass	844		C84400	81	3	7	9
	845		C84500	78	3	7	12
	848		C84800	76	3	6	15
Manganese bronze			C86100	67	0.5		21		3	5	Mn 4
	862^†		C86200	64			26		3	4	Mn 3
	863^†	4862B	C86300	63			25		3	6	Mn 3
	865	4860A	C86500	58	0.5		39.5		1	1	Mn 0.25
Tin bronze	903		C90300	88	8		4
	905	4845D	C90500	88	10	0.3 max	2
	907		C90700	89	11	0.5 max	0.5 max
Leaded tin bronze	922		C92200	88	6	1.5	4.5
	923		C92300	87	8	1 max	4
	926	4846A	C92600	87	10	1	2
	927		C92700	88	10	2	0.7 max
High-leaded tin bronze	932		C93200	83	7	7	3
	934		C93400	84	8	8	0.7 max
	935		C93500	85	5	9	1	0.5 max
	937	4842A	C93700	80	10	10		0.7 max
	938		C93800	78	7	15		0.75 max
	943	4840A	C94300	70	5	25		0.7 max
Aluminium bronze	952		C95200	88					3	9
	953		C95200	89					1	10
	954	4870B 4872B	C95400	85					4	11
			C95410	85					4	11	Ni 2
	955		C95500	81				4	4	11
			C95600	91						7	Si 2
			C95700	75				2	3	8	Mn 12
	958		C95800	81				5	4	9	Mn 1
Silicon bronze			C87200	89							Si 4
			C87400	83			14				Si 3
			C87500	82			14				Si 4
			C87600	90			5.5				Si 4.5
	878		C87800	80			14				Si 4
			C87900	65			34				Si 1
^† Chemical composition may vary to yield mechanical properties

출처

https://en.wikipedia.org/wiki/List_of_copper_alloys#Brasses

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