China Best Sales Auto Engine Parts Spare Casting Steering Gear Box with Good quality

Product Description

Product Description

1. Material: Gray Iron or Ductile Iron;
Gray iron HT200-350 (GG20-35, FC200-350);Ductile Iron QT400-QT600(GGG40-GGG60,FCD400-FCD600)
2. Surface treatment: Shot blast, painting; Heat treatment is optional;
3. Custom according to your drawing, specification or samples;

Material

  Gray Iron Casting/Ductile Iron Casting  

Process

Resin sand casting/shell mold casting/investment + CNC machining

  Casting Tolerance   CT9-10 for Machine Molding Process,
  CT8-9 for Shell Molding and Lost Foam Molding Casting Process
  CT10-11 for Manual Molding Sand casting Process

Casting surface roughness

Ra 12.5-25 um

Casting weight range

3kg to 2.5tons per piece

Casting Size

As Requirement/As drawing

Machining surface roughness

   As Requirement

Material standard

GB, ASTM, AISI, DIN, BS, JIS, NF, AS, AAR

Surface treatment

KTL (E-coating), Zinc plating, Mirror Polishing, Sand Blasting, Acid pickling, black oxide, Painting, Hot galvanizing, Powder coating, and Nickel plating.

Service available

OEM & ODM

Quality control/Testing facility

Sectrometer, tensile test machine, hardness test machine,metallographic microscope. 100% inspection

Application

Train & railway, automobile& truck, construction machinery, forklift, agricultural machinery, shipbuilding, petroleum machinery,construction, valves and pumps, electric machine, hardware, power equipment, and so on.

 

Product Parameters

Mechanical character

Grey Iron Grade in GB 9439 Gray iron Castings
Gray Iron Grade Single Specimen
Tensile Strength
σb≥/Mpa
Wall Thickness
/mm
Tensile Strength
σb≥/Mpa
HT100 100 >2.5~10 130
>10~20 100
>20~30 90
>30~40 80
HT150 150 >2.5~10 175
>10~20 145
>20~30 130
>30~40 120
HT200 200 >2.5~10 220
>10~20 195
>20~30 170
>30~40 160
HT250 250 >2.5~10 270
>10~20 240
>20~30 220
>30~40 200
HT300 300 >10~20 290
>20~30 250
>30~40 230
HT350 350 >10~20 340
>20~30 290
>30~40 260

 

Ductile Iron Grade in GB1348 Ductile Iron Castings
Iron Grade Wall Thickness
/mm
Tensile Strength(Min Mpa) Yield Strength(Min Mpa) elongation
% Min
QT400-18A >30~60 390 250 18
>60~200 370 240 12
QT400-15A >30~60 390 250 15
>60~200 370 240 12
QT500-7A >30~60 450 300 7
>60~200 420 290 5
QT600-3A >30~60 600 360 3
>60~200 550 430 1
QT700-2A >30~60 700 400 2
>60~200 650 380 1

 

Gray Iron Material Grades
Country Standard Equivalent Grades of Grey Iron (Gray Cast Iron)
ISO ISO 185 100 150 200 250 300 350
China GB 9439 HT100 HT150 HT200 HT250 HT300 HT350
USA ASTM A48 NO.20 NO.30 NO.35 NO.40 NO.50 NO.55
NO.25 NO.45 NO.60
Germany DIN 1691 GG10 GG15 GG20 GG25 GG30 GG35 GG40
Austria
European EN 1561 EN-GJL-100 EN-GJL-150 EN-GJL-200 EN-GJL-250 EN-GJL-300 EN-GJL-350  
Japan JIS G5501 FC100 FC150 FC200 FC250 FC300 FC350
Italy UNI 5007 G10 G15 G20 G25 G30 G35
France NF A32-101 FGL150 FGL200 FGL250 FGL300 FGL350 FGL400
UK BS 1452 100 150 200 250 300 350
India IS 210 FG150 FG200 FG260 FG300 FG350 FG400
Spain UNF FG15 FG20 FG25 FG30 FG35
Belgium NBN 830-01 FGG10 FGG15 FGG20 FGG25 FGG30 FGG35 FGG40
Australia AS 1830 T150 T220 T260 T300 T350 T400
Sweden SS 14 01 O110 O115 O120 O125 O130 O135 O140
Norway NS11 100 SJG100 SJG150 SJG200 SJG250 SJG300 SJG350

 

Ductile /Nodular Cast Iron Material Grades
Country Standard Equivalent Grades of Ductile iron (SG Iron, Nodular Graphite Iron)
ISO ISO 1083 400-15 450-10 500-7 600-3 700-2 800-2 900-2
400-18
China GB 1348 QT400-18 QT450-10 QT500-7 QT600-3 QT700-2 QT800-2 QT900-2
USA ASTM A536 60-40-18 60-42-10 70-50-05 80-55-06 100-70-03 120-90-02
65-45-12 80-60-03
Germany DIN 1693 GGG40 GGG50 GGG60 GGG70 GGG80
Austria
European EN 1563 EN-GJS-400-15 EN-GJS-450-10 EN-GJS-500-7 EN-GJS-600-3 EN-GJS-700-2 EN-GJS-800-2 EN-GJS-900-2
EN-GJS-400-18
Japan JIS G5502 FCD400 FCD450 FCD500 FCD600 FCD700 FCD800
Italy UNI 4544 GS370-17 GS400-12 GS500-7 GS600-2 GS700-2 GS800-2
France NF A32-201 FGS370-17 FGS400-12 FGS500-7 FGS600-2 FGS700-2 FGS800-2
UK BS 2789 400/17 420/12 500/7 600/7 700/2 800/2 900/2
India IS 1865 SG370/17 SG400/12 SG500/7 SG600/3 SG700/2 SG800/2
Spain UNF FGE38-17 FGE42-12 FGE50-7 FGE60-2 FGE70-2 FGE80-2
Belgium NBN 830-02 FNG38-17 FNG42-12 FNG50-7 FNG60-2 FNG70-2 FNG80-2
Australia AS 1831 300-17 500-7 600-3 700-2 800-2
400-12
Sweden SS 14 07 0571 -02 0727-02 571-03 571-01 0864-03
Norway NS11 301 SJK-400.3 SJK-500 SJK-600 SJK-700 SJK-800  
SJK-400  

 

Company Profile

 

About Us

 

ZheJiang Shengrong High-end Equipment Manufacturing Industry Co., Ltd . is a professional  Gray cast iron/Ductile iron foundry  in ZheJiang province in China,We produce iron casting parts:Machinery Bases,Construction machinery parts, Industrial pump parts,Gearbox parts,Automotive parts,Agriculture machine parts and OEM part. We have passed quality management system ISO 9001 and IATF16949. Our factory is located in Maba Town, Xihu (West Lake) Dis. County, HangZhou City, ZheJiang province, covering an area of about 245 acres with new standardized factory building more than 200,000 square meters, office building of 6,000 square meters, more than 500 employees, including more than 100 technological engineer.

Our company produces ductile iron and gray cast iron series products, with an annual output of 80,000 tons,products are exported to the United States, Germany, Italy, Russia, Brazil, Vietnam, the Middle East and other regions.

Our company has a modern workshop, complete casting production equipment, advanced physical and chemical analysis, testing equipment, constantly importing the world’s advanced technology and a large number of professional technical personnel, expanding advanced production and testing equipment, so that make our products can meet the different requirements of customers

ZheJiang Shengrong does our best to provide high-quality foundry machinery parts for the market, Serves domestic and foreign customers with the most cost-effective products, and make our contributing to China’s foundry industry.
 

Technology

Gray/Ductile/Nodular Iron Casting Parts-Our Process

Investment Casting         Resin Sand/Coated Sand Casting           Shell Moulding

 

Detailed Photos

Our Equipment and Testing

Certifications

 

 

FAQ

How to order?

1:Before quotation, please send me requirement details:
Casting Iron grade and number; Testing rod specification;
Casting parts order quantity;
The detailed drawing to indicate the tollerance(size, weight), technology standard,roughness;
Offering mold-yes or no;
Machining requirement details;
Heat treament;
Shipping details if special;
Testing requirement -If need and details;
Other information if required

2: Small order and samples order is acceptable by our factory
Contact us for price and details now
 

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Type: Clay Dry Sand
Casting Method: Directional Crystallization
Sand Core Type: Resin Sand Core
Application: Machinery Parts
Machining: CNC Machining
Material: Iron
Samples:
US$ 20/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

gearbox

Can I Use Synthetic Oil in My Gearbox?

Yes, you can use synthetic oil in your gearbox, and in many cases, it can offer several advantages over conventional mineral-based oils:

  • Improved Temperature Stability: Synthetic oils typically have a higher resistance to thermal breakdown, making them suitable for gearboxes that operate at high temperatures.
  • Enhanced Lubrication: Synthetic oils often have superior lubrication properties, providing better protection against friction, wear, and component damage.
  • Extended Oil Change Intervals: Synthetic oils can often withstand longer operating periods without losing their effectiveness, reducing the frequency of oil changes and maintenance.
  • Reduced Viscosity Changes: Synthetic oils are less prone to viscosity changes at different temperatures, ensuring consistent lubrication performance in varying conditions.
  • Lower Friction and Energy Loss: The smoother molecular structure of synthetic oils can lead to reduced internal friction, potentially improving gearbox efficiency and performance.
  • Cold Weather Performance: Synthetic oils generally flow better at low temperatures, making them suitable for gearboxes operating in cold climates.
  • Protection Against Oxidation: Synthetic oils often have better resistance to oxidation, helping to prevent the formation of sludge and deposits that can impact gearbox performance.

However, before switching to synthetic oil, it’s important to consider the manufacturer’s recommendations and specifications for your specific gearbox model. Some gearboxes may have specific requirements or restrictions on the type of lubricant to use. If the manufacturer approves the use of synthetic oil, it can be a beneficial choice, but if not, sticking to the recommended oil type is crucial to ensure proper gearbox function and warranty coverage.

China Best Sales Auto Engine Parts Spare Casting Steering Gear Box   with Good quality China Best Sales Auto Engine Parts Spare Casting Steering Gear Box   with Good quality
editor by CX 2024-03-14