Standard sprocket sizes are listed in the sprocket specification tables on pages 64 through 74. English roller chain and sprockets are categorized according to ansi b 29. Many sizes of sprockets are stocked with bores, keyways, and set screws already provided. The tooth form of a sprocket is derived from the geometric path described by the chain roller as it moves through the pitch line, and pitch circle for a given sprocket and chain pitch.
Combination chain sprocket with elongated selfcleaning. Value in above table is for single strand chain only. Canam fabricated steel sprockets are normally made of mild steel plate. Small conveyor chains double pitch chain and sprockets. Sprocket engineering data roller chain dimensions sprocket tooth dimensions maximum hub recommendations application and selection hardening chain length claculation speed ratios sprocket diameters horsepower ratings sprockets american sprocket manufacturers have adopted 4 specific types of sprocket construction styles as american standards.
When chains and sprockets articulate correctly, you get longer service life from your chain. Reduced downtime for maintenance increased productivity lower replacement costs. If the sprocket is to be multiple strand, the prefix code letter is added to the beginning of the part number. Chain rollers in general, the use of chain incorporating rollers is recommended, but bush chain, i. Sprocket catalog power transmission components division. The shape of the tooth form is mathematically related to the chain pitch p, the number of teeth on the sprocket n, and the diameter of the roller dr. For each poly chain gt carbon belt width, there is a table listing the sprocket code symbol, the applicable bushing style and pertinent dimensional information.
Email this page download pdf download pdf printable page. Sprockettechnicalsection chain and sprocket, roller chain. L chain length in pitches x chain pitch in inches12 slow speed selection if the linear chain speed is less than 160 ft. May 28, 2012 after determining the chain pitch, note the number of chain strands used in the application. Roller drive chain selection and engineering information. Please note that each size under the chain size column is a clickable link to that specific roller chain size category so you can see the different qualities we offer economy, general duty plus and premier along with the pricing. Sprockets come in a wide range of tooth counts for each ansi chain size. Below is our roller chain size chart that shows a few of the different sizes we have, but our inventory is not limited to the roller chain size charts. Roller chain dimensions and horsepower tables inch 16 roller chain dimensions and horsepower tables inch. Sprocket nomenclatures provide the chain pitch written to the left of the hub style code letter followed by the number of teeth in the sprocket. The number can be used to identify pitch in the following way. The chain is that type of a wrapping connector which secures positive driving through its use with tooth sprocket.
Average strengthlbs ansi standard 455 1,045 2,455 2,864 3,977 545 9,432 15,773 24,818 35,522 48,181 63,386 77,681 98,090 141,476 weight. Tritan 40bs12h x 34 finished bore bhub sprocket, 12 teeth, 12 pitch, 34 finished bore. Plates or partially finished sprockets are also stocked. Follow our easytoread roller chain size chart for your industrial applications. When a chain or sprocket must be replaced, replace both the chain and sprockets. Sprocket diameters by ansi chain size nitro roller chain. Table on page e5 contains the bore ranges and minimum sprocket sizes which allow chain clearance over the shear pin assembly flange. Sprockets for poly chain gt carbon belts are also made in 8mm and 14mm pitches. Using one of the following formulas, compute the torque load the pin must transmit and find the value in the torque rating table below to obtain the proper shear pin neck diameter. Split style construction once you use a split sprocket, you may never want to use a setscrew mount style again. Idc select sprockets are supplied with hardened teeth and are black. The diameters listed in our chart is the outside diameter of the sprocket tip of the sprocket tooth. All categories engineering class chains engineering class sprockets welded steel chain sprockets sprocket number wh124 view items.
That means longterm savings and real value for your operation. After determining the chain pitch, note the number of chain strands used in the application. Combination chain sprocket with elongated selfcleaning root. Heat treated plate sprockets with hardnesses from 360 to 500 bhn are available. Pdf engineering sprocket engineering data roller chain. To verify, check to see if the calculated chain tension t is less than the rated working load of the chain. Pitch p between inner plates b1 roller diameter d1 chain width l connector links are wider than chain sections. Stock bores are nominal and must be rebored even though bore desired is. Chain data for all sprockets single strand t1 and t hr double and triple strand for 4 or more strands minus tolerance on t and m machined minus tolerance on t hr a. Chain drives can be highly efficient and reliable in applications with limited shock and torque loads, provided the drive is well maintained. Ansi roller chain sprockets specifications engineering360. H78 mill chain sprockets mill and engineering chain. Sprockets taper bore bs taper bore sprockets sprockets mm 15. Nacm welded steel chain specifications adopted april 26, 2003 6 8.
A chain sprockets are manufactured as per british standardsamerican standardsdin 8187din 8188. Compare diameter, width and thickness as you find drive chain sizes that move your machinery in the right direction. Special products such as sprocket chain, pocket wheel chain, etc. Rc 200 standard roller chain daido corporation of america. A chain sprockets are manufactured as per british standardsamerican standards din 8187din 8188. With a short extension on the sprocket rim, the chains plates rest on the sprocket as well, allocating some load from the chains pins. Confusion doesnt rule the day when roller chain sizes are detailed in every dimension possible at usa roller chain. Roller chain sizes and standards vary drastically from industry to industry and from one type of equipment to another. The basics of roller chain sprockets efficient plant.
If you do not see the sprocket you need in this section, call us. K k k k k k k tthr hot rolled material single hot single double and triple rolled steel plate m8 quadruple and other multiples m3 m2 m4 m5 m6 t4 t 2 m2 m3 thr 1 alldimensionsininchesunlessotherwisestated036. American standard ansi roller chain all dimensions in inches single roller chain double roller chain ansi chain no. Nominal bore d is for press fit on given size shaft. With experience, it is possible to draw extremely accurate sprocket models by using the associated spreadsheet and following the directions below. Nitro sprockets are manufactured from 1045cd cold drawn carbon steel and the teeth are hardened, which improves the service life of our sprockets.
Asme standard torch profiles elongated root design promotes a selfcleaning effect of the root to keep your demanding applications moving a b c hub types. Sprockets come in a wide range of types, tooth counts for various ansi roller chain sizes. You will realize value, as these sprockets are flamecut and machined with the highest precision available on the market. Ansi roller chain sprockets selection guide engineering360. Fabricated, cut sprockets are flame cut and have flame or induction hardened components flanged. Sprocket engineering data roller chain dimensions sprocket tooth dimensions maximum hub recommendations application and selection hardening chain length claculation speed ratios sprocket diameters horsepower ratings sprockets american sprocket manufacturers have adopted 4 specific types of sprocket. Sprockettechnicalsection chain and sprocket, roller. Engineering sprocket engineering data roller chain dimensions sprocket tooth dimensions maximum hub recommendations application and selection hardening chain length. Sprockets have several points of highfriction contact with a roller chain, which is i.
Sprocket structure must be robust with high shock resistance. Roller chain catalogs sprocket catalogs download roller. Grade 100 alloy chain premium quality, highest strength alloy chain, heat treated. Teeth contour and pitch must be accurate and uniform. Renold offer a comprehensive range of transmission chain sprockets for british standard chain up to two inch pitch, ensuring maximum working life and productivity for your application. All dimensions in mm unless stated with straight side plates zinc or nickel plated chains on request only 80% of the breaking load of standard chain copperhead easy break chain as standard please note. Special dryer sprocket special plastic sprocket block chain martin manufactures numerous madetoorder mto sprockets. Table 2 roller chain sprocket tooth dimensions standard and heavy series note.
Listed maximum bore is with set screw at angle to keyway. Other sizes of sprocket, including those to american standard dimensions, are available on request. For specific applications, the user should consult the manufacturer for recommendations as to size and grade. American standard ansi roller chain all dimensions in inches triple roller chain ansi chain no. Black ace combination chain sprockets are manufactured with the highest integrity. Chain product introduction drives drives chain product catalog 3 heat treatment rigorous process controls and stateoftheart heattreating furnaces provide consistent quality in all our chain components. Below is a sprocket diameter chart weve put together to help you identify the sprocket diameter you need based on the chain size and tooth count.
Sprocket engineering data roller chain dimensions sprocket tooth dimensions maximum hub recommendations application and selection hardening chain length calculation speed ratios sprocket diameters horsepower ratings sprockets american sprocket manufacturers have adopted 4 specific types of sprocket. The sprocket s teeth mesh within a roller chain, thereby transferring rotational energy between parallel axes over distances. In the case of long link sprockets and idlers, please specify the size of chain that will be used. Small conveyor chains double pitch chain recommended sprocket number of teeth of double pitch sprocket small roller roller s 9 or less 9. Sprockets for simplex, duplex and triplex chain sit spa. Small conveyor chains double pitch chain and sprockets double.
All other grade 30, 43, 70, 80, and 100 chains shall be embossed at. Sprocket for chains with a small number of teeth, provided with standard hub diameter and hub width for the diameter of shaft employed. Sprocket n 10 15 20 30 40 50 60 80 100 150 200 250 300 350 400 450 550 600 650 700 750 800 850 900 note. Sprocket engineering data roller chain dimensions sprocket tooth dimensions maximum hub recommendations application and selection hardening chain length calculation speed ratios sprocket diameters horsepower ratings sprockets american sprocket manufacturers have adopted 4 specific types of sprocket construction styles as american standards.
Chain pitch, roller or barrel diameter, inside width of chain or roller face, chain height, and chain type. A suffix of h is added if the teeth are to be heat treated. Sprockets for industrial chain from renold renold plc. Mismatching of chain and sprocket will hurt smooth operation as well as shortening life of both chain and sprocket. H class transfer welded steel 81x series welded drag offset drive drop forged. The minimum number of teeth are found in the horsepower tables on pages 619. A chain drive used in preference to gear when the distance between centers of a shaft to be connected makes gear drive unfeasible effective transmission of power. Here we have put in order some of the most asked for roller chain configurations and sizes to steer your search for the roller chain that matches your specific needs in the right direction. Standards pitch available is 14 inch, 38 inch, 12 inch, 58 inch, 34 inch, 1 inch, 1 14 inch, 1 12 inch, 1 34 inch. Chances are if chain runs on it, we have made the sprocket before. Show all ansi roller chain sprockets manufacturers roller chain sprockets engage chain drives in power transmission and conveyor systems, though sprockets can engage any perforated material.