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Zhaoqing OLYM Metal Products Co.,Ltd

high quality OEM  precision investment casting steel casting decorate accessories

Customized investment casting precision machined parts

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.
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)
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
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
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
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
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
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
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
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
 
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
Straightess:0.005per inch
 
 
 Valve casting    Mechanical components