Tag Archives: the gear

China Professional Cast Iron Gear Box – Gearbox for Agriculture Machinery at The Best Price car gearbox

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: Chemical Hardening 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)

|
Request Sample

Customization:
Available

|

Customized Request

gearbox

How to Calculate Gear Ratio in a Gearbox

Gear ratio is a fundamental parameter in a gearbox that represents the ratio of the number of teeth between two gears. It determines how much the output gear rotates in relation to the input gear. The formula to calculate gear ratio is:

Gear Ratio (GR) = Number of Teeth on Output Gear / Number of Teeth on Input Gear

Here’s a step-by-step guide on how to calculate gear ratio:

  1. Identify the input and output gears in the gearbox.
  2. Count the number of teeth on the output gear (the gear connected to the output shaft).
  3. Count the number of teeth on the input gear (the gear connected to the input shaft).
  4. Plug the values into the gear ratio formula: GR = Number of Teeth on Output Gear / Number of Teeth on Input Gear.
  5. Calculate the gear ratio by performing the division.

The gear ratio provides insight into how much the input gear needs to rotate to achieve a certain rotation of the output gear. It influences torque, speed, and direction of rotation in the gearbox.

China Professional Cast Iron Gear Box - Gearbox for Agriculture Machinery at The Best Price   car gearbox	China Professional Cast Iron Gear Box - Gearbox for Agriculture Machinery at The Best Price   car gearbox
editor by CX 2024-05-02

China wholesaler IEC Standard Flange RC Series Aluminum Helical Gear Units Shaft Flange Mounted Inline Helical Gear Reducer Replace The R Series Gearbox with Best Sales

Product Description

IEC Regular Flange RC series Aluminum Helical Gear Models Shaft Flange Mounted Inline Helical Gear Reducer Replace The R Collection Gearbox

 

Housing Nodular Cast Iron(Ductile Iron) QT600
Gears Profile Hardened Helical Gears
Gears Substance 20CrMnTi
Gears Processing Carburizing, Quenching, Grinding
Gears Hardness Area Hardness: HRC58-sixty two, Inner Hardness: HBS156-207
Gears Accuracy 6 Class
Shafts Material 40Cr
Enter Configurations Keyed Reliable Shaft Input
IEC Normalized Motor Flange
Output Configurations Keyed Hollow Shaft Output
Oil Seal ZheJiang SOG
Bearings NSK, SKF, HRB, ZWZ, LYC
Spare Parts Torque arm, CZPT Backstop

 

 

 

 

Gearboxes can be employed in a variety of fields of thorough processing, agriculture, chemical processing, oil and gasoline, energy transmission and distribution methods, logistics, warehousing and other industries. Equipment reducers are normally employed where larger torque and/or decrease rotational speeds are necessary, or if electricity demands to be transmitted at alternating angles, this kind of as in right-angle motors. It can also alter the path of rotation, as effectively as clockwise and counterclockwise. EP offers a comprehensive assortment of equipment reducers with appropriate angle worms and high efficiency choices. Electric Gear Aluminum merchandise are a light-weight and durable alternative to present day solid iron and metal types and can be stocked or custom created to your actual specs. EP gearboxes are lightweight and durable, aluminum worm gearboxes are made for limited spaces, such as tough-to-set up OEM patterns as well as cellular gear. Eccentric reducers are obtainable as compact aluminum or forged iron inline reducers with seal life rankings from 15HP (aluminum) to 40HP (solid iron). In addition to our normal and modified common products, our engineers will work with you to layout and create custom solutions for numerous push technologies to match your software needs.
Equipment reducers are also referred to as reducers. Mechanical accessories, by both of these two names, are developed to decrease the electricity transferred between the motor and the machine between the rotational speeds (revolutions per minute). The reducer effectively minimizes the rotational velocity created by the motor, therefore managing the speed at which the device operates and escalating the torque produced by the motor. Multiplying the torque created by the motor raises the machine’s obtainable electrical power – a approach identified as “mechanical dominance”. In a more substantial context, equipment reducers are essentially tools used to improve the effectiveness of tools procedure.

China wholesaler IEC Standard Flange RC Series Aluminum Helical Gear Units Shaft Flange Mounted Inline Helical Gear Reducer Replace The R Series Gearbox     with Best Sales

China Best Sales IEC Standard Flange RC Series Aluminum Helical Gear Units Shaft Flange Mounted Inline Helical Gear Reducer Replace The R Series Gearbox with Great quality

Merchandise Description

IEC Regular Flange RC Collection Aluminum Helical Equipment Models Shaft Flange Mounted Inline Helical Gear Reducer Replace The R Series Gearbox

Housing Nodular Cast Iron(Ductile Iron) QT600
Gears Profile Hardened Helical Gears
Gears Materials 20CrMnTi
Gears Processing Carburizing, Quenching, Grinding
Gears Hardness Surface area Hardness: HRC58-62, Inner Hardness: HBS156-207
Gears Accuracy 6 Class
Shafts Content 40Cr
Enter Configurations Keyed Strong Shaft Input
IEC Normalized Motor Flange
Output Configurations Keyed Hollow Shaft Output
Oil Seal ZheJiang SOG
Bearings NSK, SKF, HRB, ZWZ, LYC
Spare Areas Torque arm, CZPT Backstop

 

 

 

Make sure you click on listed here for a lot more sorts!
 

 

Our Solutions

With all our pursuits DNV-ISO 9001, SGS -accredited, we stand for best-high quality service. Entrusting your gearboxes to the treatment of our Providers.

Support protect your gearbox from wear and grinding, SGR gearbox converts torque reliably and effi­ciently.
We customize our CZPT planetary gear units, double enveloping worm gearbox, helical gear motor, modular style helical gear unit, worm gearbox, cycloidal gearbox etc to match your application and meet up with your demands. 

These characteristics empower a dependable and safe service existence of more than two hundred 000 operational hrs. 

Our buyers have been positioning their believe in in CZPT equipment models because 1997. More than 500 000 equipment units of our gearbox are in use reliably about the entire world, in a lot of circumstances under really severe situations.

 

Relevant Products

 

For far more reducers and mechanical components, make sure you click on right here to check out

 

 

 

Gear reducers are also referred to as reducers. Mechanical equipment, by both of these two names, are designed to minimize the electricity transferred amongst the motor and the machine amongst the rotational speeds (revolutions for each minute). The reducer successfully minimizes the rotational velocity developed by the motor, thus managing the velocity at which the device runs and rising the torque created by the motor. Multiplying the torque produced by the motor will increase the machine’s obtainable electricity – a process recognized as “mechanical dominance”. In a bigger context, equipment reducers are essentially equipment employed to enhance the efficiency of equipment operation.
Under is a checklist of our at the moment offered industrial gearboxes. If you are not able to locate what you are looking for, remember to speak to the manufacturing unit for more options. At EP, we are consistently creating new goods and retrofitting previous types to meet customer requirements.

China Best Sales IEC Standard Flange RC Series Aluminum Helical Gear Units Shaft Flange Mounted Inline Helical Gear Reducer Replace The R Series Gearbox     with Great quality