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
Type: | Clay Wet Sand |
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Casting Method: | Directional Crystallization, Thermal Gravity Casting |
Sand Core Type: | Resin Sand Core |
Application: | Machinery Parts, Machinery Parts |
Machining: | CNC Machining |
Material: | Iron, Ductile Iron/Grey Iron |
Samples: |
US$ 20/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
Impact of Gear Ratios on Machinery Performance in Agricultural GearboxesThe gear ratio in agricultural gearboxes plays a crucial role in determining the performance of machinery. It directly affects the relationship between the input and output speeds and torques. Here’s how gear ratios influence machinery performance:
Choosing the right gear ratio for agricultural gearboxes involves considering factors such as the intended task, soil conditions, and equipment specifications. It’s essential to strike a balance between torque and speed to achieve optimal machinery performance and maximize productivity. | Customized Request |
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Key Features of a Durable and Reliable Agricultural Gearbox
A durable and reliable agricultural gearbox is crucial for the efficient operation of farming equipment and machinery. The following key features contribute to the durability and reliability of agricultural gearboxes:
- High-Quality Materials: Agricultural gearboxes are often exposed to harsh conditions, including dust, debris, and varying weather. Using high-quality materials, such as strong alloy steels, can enhance the gearbox’s resistance to wear, corrosion, and other forms of deterioration.
- Rugged Construction: The gearbox should have a robust and rugged construction to withstand the stresses and strains associated with agricultural tasks. Reinforced housings, precision machining, and robust seals can help prevent damage and ensure longevity.
- Effective Lubrication System: Proper lubrication is vital to reduce friction, dissipate heat, and prevent premature wear. Agricultural gearboxes should be equipped with efficient lubrication systems that ensure all components are adequately lubricated, even during extended operation.
- Sealing and Protection: Dust, dirt, and moisture are common challenges in agricultural environments. Effective sealing mechanisms, such as gaskets and seals, prevent contaminants from entering the gearbox and protect internal components from damage.
- Heat Dissipation: The gearbox should be designed to dissipate heat effectively, especially during prolonged operation. Overheating can lead to lubrication breakdown and premature wear. Cooling fins and adequate ventilation can help maintain optimal operating temperatures.
- Gear Quality and Precision: High-quality gears with accurate tooth profiles and precision manufacturing ensure smooth and efficient power transmission. Properly machined gears reduce noise, vibration, and the risk of gear failures.
- Advanced Gear Design: Some agricultural gearboxes may feature advanced gear designs, such as helical or planetary gears. These designs offer improved efficiency, reduced noise, and increased load-bearing capacity compared to traditional spur gears.
- Overload Protection: Incorporating overload protection mechanisms, such as shear pins or clutch systems, can prevent damage to the gearbox and other connected components in case of sudden high loads or jams.
- Easy Maintenance Access: The gearbox should be designed with maintenance in mind. Accessible inspection points, drain plugs, and fill ports make it easier for operators to perform routine maintenance tasks.
Manufacturers often engineer agricultural gearboxes to meet these requirements, ensuring that they can withstand the demanding conditions of farming operations and contribute to the reliable performance of agricultural machinery.
editor by CX 2023-08-14