professional manufacture and export investment casting precision machined parts,customers are from all the worlds,80% clients come from USA,Canada,UK,Germany,France,Spain,Italy,Norway,New Zealand, Brazil,Australia,Japan etc.

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Description

Customized investment casting precision machined parts---Zhaoqing OLYM Metal Products Co., Ltd dedicated to the development and supply of investment casting to cutomers since 2001,OLYM adheres to high quality standards for all customers to allow our customers peace of mind.

Zhaoqing OLYM having professional and rich casting experience in lost wax casting, investment casting,valve casting ，precision machined parts，mechanical components etc. It is mainly supplied for cast steel and cast caron steel and cast alloy and other ferrous castings .

We already have gained ISO certificate and PED certificate which represent we have enough ability to produce and export valve casting ,pump casting ,butterfly valve ,impeller casting and steel casting parts .

Our well-equipped facilities and excellent quality control throughout all stages of production enables us to guarantee total customer satisfaction. Besides, we have received ISO9001 and Enviroment Certificate and Top Ten Credit Enterprise Certificate.As a result ofour high quality products and outstanding customer service, we have gained a global sales network reaching Germany ,Italy ,Spain ,United States, Canada, Japan, Korea and Australia etc.

VALUE-ADDED SERVICES

Investment casting is known for the elimination of certain secondary processes making it a more cost efficient production method. However, some projects require additional finishing or value added service to meet customer specifications.

OLYM provides many different services to see your project to completion including:

machining

Chrome Plating

heat Treatment

Polished Zinc Plating

Electroplating

Polishing

Surface Grinding

Milling

Drilling

Light Assembly

Packaging

The special demands according to customers' requirements .

so we can supply cnc machining services for cnc machine parts，precision machined components，precision machine products，custom cnc machining，custom machined parts，mechanical components , precision parts manufacturing，precision parts & products,precision machine tools,precision turned parts manufacturers,cnc precision machined parts,high precision machined parts,precision machining motorcycle parts ,precision machining small parts ,small precision machined parts.

If you are interested in our casting products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.

MATERIAL STANDARDS

A wide range of carbon steel, low alloy steel and Stainless Steel are available on Customer’s specifications.

Casting materials being processed	Material standards	Materials category	C	Si	Mn	P≤	S≤	Cr	Ni	Mo	Cu	Nb
CF-8(304)	USA ASTM A743 A743M-93a	Austenitic Stainless Steel	≤0.08	≤2.0	≤1.5	0.04	0.04	18.0-21.0	8.0-11.0
CF-8M(316)	USA ASTM A743 A743M-93a	Austenitic Stainless Steel	≤0.08	≤2.0	≤1.5	0.04	0.04	18.0-21.0	9.0-12.0	2.0-3.0
CF-3M(316L)	USA ASTM A743 A743M-93a	Austenitic Stainless Steel	≤0.03	≤1.5	≤1.5	0.04	0.04	17.0-21.0	9.0-13.0	2.0-3.0
1.4581	Germany　 DIN EN 10283	Austenitic Stainless Steel	≤0.07	≤1.5	≤1.5	0.04	0.03	18.0-20.0	9.0-12.0	2.0-2.5		≥8*C,≤1.0
CF-16F(303T)	Special For Customer	Austenitic Stainless Steel	≤0.15	≤1.0	≤2.0	0.03	0.08-0.13	17.0-19.0	8.0-10.0	≤0.6
SCS14	Japan JIS G5121 1991	Austenitic Stainless Steel	≤0.08	≤2.0	≤2.0	0.04	0.04	17.0-20.0	10.0-14.0	2.0-3.0
CB7Cu-1 (17-4PH)	USA ASTM A743 A743M-93a	Precipitation-hardening Stainless Steel	≤0.07	≤1.0	≤0.7	0.035	0.03	15.5-17.7	3.6-4.6		2.5-3.2	0.15-0.35
430	USA AISI	Ferritic Stainless Steel	≤0.12	≤1.0	≤1.0	0.04	0.03	16.0-18.0
CA-40(2Cr13)	USA ASTM A743 A743M-93a	Martensitic Stainless Steel	0.20-0.40	≤1.5	≤1.0	0.04	0.04	11.5-14.0	≤1.0
1.4059	Germany DIN EN 10283	Martensitic Stainless Steel	0.2-0.27	≤1.0	≤1.0	0.045	0.03	15.0-17.0	1.25-2.5
IC 1020	USA ICI	Carbon Cast Steel	0.15-0.25	0.2-1.0	0.2-0.6	0.04	0.045	≤0.35	≤0.5	≤0.25
IC 1030	USA ICI	Carbon Cast Steel	0.25-0.35	0.2-1.0	0.7-1.0	0.04	0.045	≤0.35	≤0.5
IC 1040	USA ICI	Carbon Cast Steel	0.35-0.45	0.2-1.0	0.7-1.0	0.04	0.045	≤0.35	≤0.5
IC 1050	USA ICI	Carbon Cast Steel	0.45-0.55	0.2-1.0	0.7-1.0	0.04	0.045
IC 4140	USA ICI	Alloy Cast Steel	0.35-0.45	0.2-0.8	0.7-1.0	0.04	0.045	0.8-1.1	≤0.5	0.15-0.25
IC 4150	USA ICI	Alloy Cast Steel	0.45-0.55	0.2-0.8	0.75-1.0	0.04	0.04	0.8-1.1		0.15-0.25
IC 4340	USA ICI	Alloy Cast Steel	0.35-0.45	0.2-0.8	0.7-1.0	0.04	0.045	0.7-0.9	1.65-2.00	0.2-0.3
IC 8620	USA ICI	Alloy Cast Steel	0.15-0.25	0.2-0.8	0.65-0.95	0.04	0.045	0.4-0.7	0.4-0.7	0.15-0.25
GS-25CrMo4	Germany DIN 17182-85	Alloy Cast Steel	0.22-0.29	0.3-0.5	0.5-0.8	0.035	0.035	0.9-1.2	＜0.3	0.15-0.3
ZGMn13-2	China GB5680-1998	High-Mn Wear- resistantCast Steel	1.0-1.4	0.3-1.0	11.0-14.0	0.09	0.05
1.4136	Germany DIN 17465-77	Wear-resistant Cast Steel	0.5-0.9	≤2.0	≤1.0	0.045	0.03	27.0-30.0		2.0-2.5
CS-2	USA ASTM A597-93	Alloy Tool Cast Steel	0.45-0.55	0.9~1.2	≤0.75	0.03	0.03			0.4-0.6
CS-7	USA ASTM A597-9３	Alloy Tool Cast Steel	0.50-0.60	≤1	0.5-0.8	0.03	0.03		3.0-3.5	1.2-1.6

DIMENSION TOLERANCE

Linear Tolerance

Nominaldimension (mm)		Length，width，height (mm)					Centre line distances (mm)
Nominaldimension (mm)		D1		D2		D3			D1	D2
From	To	Tolerance	Field	Tolerance	Field	Tolerance		Field	Tolerance	Tolerance
0	6	土0.10	0.2	土0.08	0.16	土0.06		0.12	土0.25	土0.16
6	10	土0.12	0.24	土0.10	0.2	土0.06		0.12
10	14	土0.15	0.3	土0.12	0.24	土0.09		0.18
14	18	土0.20	0.4	土0.14	0.28	土0.09		0.18
18	24	土0.25	0.5	土0.17	0.34	土0.12		0.23	土0.32	土0.20
24	30	土0.30	0.6	土0.20	0.4	土0.14		0.27	土0.32	土0.20
30	40	土0.37	0.74	土0.25	0.5	土0.17		0.33	土0.50	土0.30
40	50	土0.44	0.88	土0.30	0.6	土0.20		0.39	土0.50	土0.30
50	65	土0.52	1.04	土0.38	0.76	土0.23		0.46	土0.71	土0.45
65	80	土0.60	1.2	土0.46	0.92	土0.27		0.53	土0.71	土0.45
80	100	土0.68	1.38	土0.53	1.06	土0.30		0.6	土0.90	土0.60
100	120	土0.76	1.52	土0.60	1.2	土0.33		0.66	土0.90	土0.60
120	140	土0.84	1.68	土0.65	1.3	土0.36		0.71	土1.15	土0.85
140	160	土0.92	1.84	土0.72	1.44	土0.38		0.76
160	180	土1.02	2.04	土0.80	1.6	土0.42		0.81
180	200	土1.12	2.24	土0.88	1.76	土0.43		0.86	土1.80	土1.00
200	225	土1.28	2.56	土0.95	1.9	土0.47		0.93
225	250	土1.44	2.88	土1.05	2.1	土0.51		1.02
250	280	土1.64	3.28	土1.15	2.3	土0.56		1.12	土2.20	土1.25
280	315	土1.84	3.68	土1.25	2.5	土0.63		1.26	土2.20	土1.25
315	355	土2.10	4.2	土1.40	2.6	土0.71		1.42	土2.60	土1.60
355	400	土2.40	4.8	土1.60	3.2	土0.80		1.6	土2.60	土1.60

D1: General dimension tolerances
D2: Applicable to important dimensions requiring close tolerances
D3: Premium tolerances require additional operations at extra cost,
Only applied to a few special dimensions

Angle Tolerance: 土0.5° to土1°
Straightess:0.005”per inch

Valve casting Mechanical components