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详情介绍

Gray lron

Standard-Spec.No.&Class标准			T.S. σb≥ N/mm²	Hardness HB≤	Note:(1)Test Bar θ=30mm(2)Chemieal composition and other requirement can be established upon written agreement between manufacturer and purchaser.(3)The hardness values are for castings of 15~30mm thickness.
GB China/ISO	JIS JAPAN	ASTM U.S.A.	T.S. σb≥ N/mm²	Hardness HB≤
HT200/200	FC200	CI.30	200	223
HT250-250	FC250	CI.35	250	241
HT300/300	FC300	CI.40	300	262
HT350/350	FC350	CI.50	350	277

Ductile lron

Standard-Spec.No&Class			T.S. σb≥ N/mm²	Y.S. σs ≥%	EL σ≥	For Reference		Note: (1)Separately cast test bars machined to φ14mm from 25mm keel blocks; (2)Same as above note(2)
GB China	JIS Japan	ASTM A536 U.S.A.	T.S. σb≥ N/mm²	Y.S. σs ≥%	EL σ≥	Hardness HB	Micor-structure
QT400-18	FCD400-18	60-40-18	400	250	18	130-180	Ferrite(F)
QT450-10	FCD450-10		450	310	10	160-210	(F)
QT500-7	FCD500-7	65-45-12	500	320	7	170-230	(F)+Pearlite(P)
QT600-3	FCD600-3	80-55-06	600	370	3	190-270	(P)+(F)
QT700-2	FCD700-2	100-70-03	700	480	2	225-305	(P)
QT800-2	FCD800-2	100-70-03	800	480	3	245-335	(P)or tempered structure

Alloy Cast lron for Special Use

Standard-Spec.No.			Chemical Composition%					Mechanical properties		Micro-Structure (as cast)
GB China	JIS Japan	ASTM U.S.A.	C	Mn	Si	Cr	Others	T.S. σb N/mm²	Hardness	Micro-Structure (as cast)
Heat-Resistant Ductile lron (Heat-Resistant Temp.750-900℃)
RQTSI-5			2.4-3.2	≤0.7	4.5-5.5		Mg0.035-0.065 RE0.015-0.04	≥370	HB 228-302	(F)
Wear-Resistant Cast lron
KmTBCr15Mo2-GT		A532IIC	2.8-3.5	0.5-1.0	≤1.0	13.0-18.0	Mo0.5-3.0,Ni0-1.0 Cu0-1.2		HRC50-58	(M,A)
KmTBCr26		A532IIIA	2.3-3.0	0.5-1.0	≤1.0	23.0-28.0	Mo 0-1.0,Ni 0-1.5 Cu 0-2.0		HRC50-58	(M)
Corrosion-Resistant Cast lron
STSi15 R			≤1.0	≤0.5	14.25-15.75		RE<0.1		HRC≤48	(F)

Plain Carbon Cast Steel

Standard-Spec.No.& Grade			Chemical Composition≤%			Mechanical Properties≥				NOTE:(1)S,P≤0.04%(2)C,Mn%can also be agreed upon by manufacturer and purchaser.(3)Heat Treat:Normalize(N)+Temper(T) or Quench(Q)+T,selected by Foundry
GB China	JIS Japan	ASTM U.S.A.	C	Si	Mn	T.S. σb N/mm²	Y.S. σs N/mm²	EL σ%	R.A. ψ%
ZG200-400	SC420	A27 60-30	0.2	0.5	0.8	400	200	25	40
ZG230-450	SC450	65-35	0.3		0.9	450	230	22	32
ZG270-500	SC480	70-40	0.4			500	270	18	25
ZG340-640	SCC3B	A148 80-50	0.6	0.6		640	240	10	18

Low Alloy Cast Steel低合金铸钢

Standard-Spec.No.标准			Chemical Composition%					Heat Treat [热处理]	Mechanical Properties≥
GB China	JIS Japan	AISi U.S.A	C	Si	Mn	Cr	Mo	Heat Treat [热处理]	T.S. σb N/mm2	Y.S. σs N/mm2	EL σ%	R.A. ψ%	Hardness
ZG40Mn2	SMn443	1340	0.35-0.45	0.20-0.40	1.60-1.80			Q+T	830	650	13	45	269-302
ZG40Cr	SCr440	5140	0.35-0.45	0.20-0.40	0.50-0.80	0.80-1.10		N+T	570	345	18	26	≤212
ZG35CrMnSi	SCMnCr3		0.30-0.40	0.50-0.75	0.60-1.20	0.50-0.80		N+T	570	345	14	30	≤217
ZG35CrMo	SCCrM3	4135	0.30-0.40	0.20-0.40	0.50-0.80	0.80-1.10	0.20-0.30	Q+T	700	535	12	25	≤200

High Alloy Cast Steel高合金铸钢

Standard-Spec.No标准			Chemical Composition%						Mechanical Properties≥
GB China	JIS Japan	ASTM (AISI) U.S.A.	C	Si	Mn	Cr	Ni	Others (其它)	T.S. σb N/mm2	Y.S. σs N/mm2	EL σ%
ZG1Cr13	SCSI	CA-15(410)	≤0.15	≤1.50	≤1.00	11.5-14.0	≤1.00	Mo≤0.05	620	450	16
ZG0Cr18Ni9	SCS13	CF8(304)	≤0.08	≤2.00	≤1.50	18.0-21.0	8.0-11.0		440	185	30
ZG1Cr18Ni9	SCS12	CF20(302)	≤0.20	≤2.00	≤1.50	18.0-21.0	8.0-11.0		480	205	28
ZG0Cr18Ni12Mo2Ti	SUS316	CF-8M(316)	≤0.08	≤1.50	≤1.50	18.0-21.0	9.0-12.0	Mo 2.0-3.0 Ti0.7	490	216	30
ZG0Cr17Ni4Cu4Nb	SUS630	CB-7Cu 17-4PH	≤0.07	≤1.00	≤1.00	15.5-17.0	3.0-5.0	Cu2.3-3.0 Nb0.14-0.45	980	785	5
ZGMN13-3	SCMnH2	A128 B-1	0.90-1.30	0.30-0.80	11.0-14.0			S≤0.05, P≤0.08	686		35
ZG3Cr18Ni25Si2	SCH19	A297 HN	0.20-0.50	≤2.00	≤2.00	19.0-23.0	23.0-27.0	Mo≤0.50	435	230	8
ZG4Cr25Ni20Si2	SCH22	A351 HK-40	0.35-0.45	≤1.75	≤1.50	23.0-27.0	19.0-22.0		450	240	10

Aluminum-base Cast Alloy铸造铝合金

Standard-Spec.No.标准

Chemical Composition%

Process
(工艺)

Condi
tion
( 状态)

Mechanical
Properties≥

GB
China

Code
China

JIS
Japan

Alcoa
(ASTM)

T.S.
σb
N/mm2

Hardness HB

EL
σ%

ZAISi7Mg

ZL
101

AC4C

356
(SG70A)

6.5-7.5

0.25-0.45

Ba
lance
(余量)

S；J SB

F T6

155 220

50 70

2 1

ZAISi9Mg

ZL
104

AC4A

360

8.0-10.5

0.17-0.30

0.2-0.5

220

ZAISi5Cu1

ZL
105

AC4D

355
(SC51A)

4.5-5.5

1.0-1.5

0.4-0.6

220

0。5

ZAISi12Cu

ZL
109

AC8A

A132

11.0-13.0

0.5-1.5

0.8-1.3

0.8-1.5

240

100

ZAICu5Mu

ZL
201

4.5-5.3

0.60-1.0

0.15-0.35

S；J

330

ZAIMg5Si1

ZL
303

0.8-1.3

4.5-5.5

0.1-0.4

S；J

145

Copper-base Cast Alloy铸造铜合金

Standard-Spec.No.标准			Chemical Composition%					Mechanical Properties≥				Process (工艺)
GB China	JIS Japan	ASTM U.S.A	Sn	Zn	Pb	Si	Cu	T.S. σb N/mm2	Y.S. σ%	EL HBW	Hardness	Process (工艺)
ZCuSn5Pb5Zn5	BC6	C83600	4.0-6.0	4.0-6.0	4.0-6.0		Balance (余量)	200	90	13	60	S;J
ZCuSn10Zn2	BC3	C90500	9.0-11.0	1.0-3.0			Balance (余量)	240	120	12	70	S
ZCuZn16Si4	SZBC3	C87800		Balance (余量)		2.5-4.5	79.5-81.0	390		20	100	J
ZCuZn40Pb2		C85700		Balance (余量)	0.5-2.5		58.0-63.0	220	120	15	80	S

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