China Good quality 100-2 ANSI Oil Field Chain Roller Chain Petroleum Drilling Machine Chain wholesaler

Product Description

ANSI Chain No. SMCC  Chain No. Pitch  P Roller diameter         d1max  mm Width in between inner plates         b1min        mm Pin diameter   v      d2max  mm                  Pin length                   Lcmax         mm
Inner plate depth  h2max  mm Plate thickness         Tmax  mm Transverse       pitch                                Pt        mm       Tensile                strength                                          Qmin          KN/lbf                  Weight per     meter        q    kg/m
mm inch
a hundred-2 20S-2 31.seventy five one 1/four 19.05 eighteen.9 9.fifty three eighty.5 four 35.76 173.seventy four/39000 7.eight


Roller chain or bush roller chain is the type of chain drive most frequently employed for transmission of mechanical power on many varieties of domestic, industrial and agricultural equipment, like conveyors, wire- and tube-drawing machines, printing presses, autos, bikes, and bicycles. It consists of a series of quick cylindrical rollers held with each other by facet links. It is pushed by a toothed wheel named a sprocket. It is a simple, reputable, and effective[1] means of electricity transmission.

Though CZPT Renold is credited with inventing the roller chain in 1880, sketches by Leonardo da Vinci in the 16th century demonstrate a chain with a roller bearing.


Two various sizes of roller chain, displaying design.
There are 2 sorts of links alternating in the bush roller chain. The 1st kind is inner backlinks, obtaining 2 inner plates held together by 2 sleeves or bushings on which rotate 2 rollers. Interior hyperlinks alternate with the 2nd sort, the outer backlinks, consisting of 2 outer plates held together by pins passing via the bushings of the internal back links. The “bushingless” roller chain is related in operation even though not in design instead of individual bushings or sleeves holding the internal plates jointly, the plate has a tube stamped into it protruding from the hole which serves the exact same goal. This has the gain of removing 1 phase in assembly of the chain.

The roller chain layout lowers friction in contrast to simpler designs, resulting in increased effectiveness and considerably less put on. The original electrical power transmission chain versions lacked rollers and bushings, with each the interior and outer plates held by pins which right contacted the sprocket teeth nonetheless this configuration exhibited really rapid wear of both the sprocket enamel, and the plates in which they pivoted on the pins. This issue was partly solved by the advancement of bushed chains, with the pins keeping the outer plates passing via bushings or sleeves connecting the internal plates. This distributed the dress in in excess of a greater area even so the enamel of the sprockets even now wore much more swiftly than is fascinating, from the sliding friction in opposition to the bushings. The addition of rollers surrounding the bushing sleeves of the chain and offered CZPT speak to with the teeth of the sprockets ensuing in excellent resistance to dress in of equally sprockets and chain as effectively. There is even very reduced friction, as long as the chain is adequately lubricated. Continuous, cleanse, lubrication of roller chains is of principal value for successful procedure as properly as correct tensioning.

VARIANTS Design and style

Structure of a roller chain: 1. Outer plate, 2. Internal plate, 3. Pin, 4. Bushing, 5. Roller
If the chain is not getting utilized for a high dress in application (for occasion if it is just transmitting motion from a hand-operated lever to a control shaft on a machine, or a sliding doorway on an oven), then 1 of the less difficult types of chain might still be used. Conversely, where additional power but the smooth drive of a smaller pitch is required, the chain might be “siamesed” alternatively of just 2 rows of plates on the outer sides of the chain, there might be 3 (“duplex”), 4 (“triplex”), or more rows of plates managing parallel, with bushings and rollers in between every single adjacent pair, and the same variety of rows of enamel operating in parallel on the sprockets to match. Timing chains on automotive engines, for instance, usually have multiple rows of plates called strands.

Roller chain is manufactured in a number of sizes, the most common American Countrywide Requirements Institute (ANSI) standards becoming forty, fifty, 60, and 80. The 1st digit(s) indicate the pitch of the chain in eighths of an inch, with the last digit being 0 for normal chain, 1 for lightweight chain, and 5 for bushed chain with no rollers. Therefore, a chain with fifty percent-inch pitch would be a #forty whilst a #one hundred sixty sprocket would have tooth spaced 2 inches aside, and many others. Metric pitches are expressed in sixteenths of an inch thus a metric #8 chain (08B-1) would be equal to an ANSI #40. Most roller chain is manufactured from simple carbon or alloy steel, but stainless metal is utilised in meals processing equipment or other spots the place lubrication is a problem, and nylon or brass are sometimes witnessed for the same explanation.

Roller chain is ordinarily hooked up making use of a master website link (also identified as a connecting website link), which usually has 1 pin held by a horseshoe clip rather than friction suit, making it possible for it to be inserted or removed with simple instruments. Chain with a removable link or pin is also recognized as cottered chain, which allows the duration of the chain to be modified. Half backlinks (also identified as offsets) are accessible and are employed to improve the length of the chain by a single roller. Riveted roller chain has the grasp link (also acknowledged as a connecting website link) “riveted” or mashed on the finishes. These pins are produced to be tough and are not detachable.


An illustration of 2 ‘ghost’ sprockets tensioning a triplex roller chain program
Roller chains are used in low- to mid-pace drives at close to 600 to 800 ft for each minute however, at larger speeds, close to 2,000 to 3,000 ft for each moment, V-belts are usually utilized because of to dress in and sounds troubles.
A bicycle chain is a form of roller chain. Bicycle chains could have a master hyperlink, or could require a chain tool for elimination and set up. A similar but more substantial and therefore more robust chain is employed on most bikes despite the fact that it is sometimes changed by both a toothed belt or a shaft drive, which provide reduce noise stage and much less servicing demands.
The excellent majority of car engines use roller chains to push the camshaft(s). Really large performance engines often use equipment push, and commencing in the early sixties toothed belts were employed by some companies.
Chains are also utilised in forklifts utilizing hydraulic rams as a pulley to CZPT and lower the carriage nonetheless, these chains are not deemed roller chains, but are labeled as raise or leaf chains.
Chainsaw reducing chains superficially resemble roller chains but are a lot more carefully connected to leaf chains. They are driven by projecting travel links which also provide to track down the chain on to the bar.

Sea Harrier FA.2 ZA195 entrance (cold) vector thrust nozzle – the nozzle is rotated by a chain push from an air motor
A maybe unusual use of a pair of motorcycle chains is in the Harrier Jump Jet, where a chain drive from an air motor is used to rotate the movable engine nozzles, permitting them to be pointed downwards for hovering flight, or to the rear for typical ahead flight, a system acknowledged as Thrust vectoring.


The effect of put on on a roller chain is to enhance the pitch (spacing of the back links), causing the chain to expand more time. Observe that this is thanks to put on at the pivoting pins and bushes, not from real stretching of the steel (as does happen to some flexible steel factors this sort of as the hand-brake cable of a motor car).

With CZPT chains it is strange for a chain (other than that of a bicycle) to use right up until it breaks, since a worn chain leads to the speedy onset of put on on the teeth of the sprockets, with ultimate failure getting the reduction of all the teeth on the sprocket. The sprockets (in particular the scaled-down of the two) undergo a grinding movement that places a characteristic hook shape into the driven encounter of the tooth. (This result is made worse by a chain improperly tensioned, but is unavoidable no subject what care is taken). The worn teeth (and chain) no more time gives clean transmission of energy and this could turn out to be obvious from the sound, the vibration or (in vehicle engines making use of a timing chain) the variation in ignition timing noticed with a timing mild. Each sprockets and chain should be changed in these circumstances, because a new chain on worn sprockets will not previous lengthy. Nonetheless, in less serious instances it could be attainable to conserve the greater of the 2 sprockets, since it is often the scaled-down 1 that suffers the most use. Only in extremely mild-weight applications this sort of as a bicycle, or in intense circumstances of incorrect rigidity, will the chain generally soar off the sprockets.

The lengthening due to wear of a chain is calculated by the adhering to method:

displaystyle %=((M-(S*P))/(S*P))*100

M = the duration of a number of links calculated

S = the quantity of links measured

P = Pitch

In industry, it is typical to keep track of the movement of the chain tensioner (regardless of whether manual or automated) or the actual size of a drive chain (1 rule of thumb is to replace a roller chain which has elongated 3% on an adjustable drive or 1.5% on a fixed-heart push). A simpler strategy, notably suitable for the cycle or motorbike consumer, is to endeavor to pull the chain absent from the larger of the 2 sprockets, while making certain the chain is taut. Any significant movement (e.g. making it attainable to see via a gap) most likely implies a chain worn up to and outside of the limit. Sprocket damage will result if the issue is disregarded. Sprocket use cancels this result, and may mask chain dress in.


The most common measure of roller chain’s power is tensile toughness. Tensile strength represents how considerably load a chain can stand up to beneath a one-time load before breaking. Just as essential as tensile toughness is a chain’s fatigue toughness. The essential elements in a chain’s fatigue energy is the good quality of steel used to CZPT the chain, the warmth remedy of the chain components, the quality of the pitch gap fabrication of the linkplates, and the kind of shot plus the depth of shot peen protection on the linkplates. Other factors can contain the thickness of the linkplates and the layout (contour) of the linkplates. The rule of thumb for roller chain working on a continuous push is for the chain load to not CZPT a mere 1/6 or 1/9 of the chain’s tensile strength, relying on the sort of grasp hyperlinks utilised (press-match vs. slip-in shape)[quotation needed]. Roller chains running on a continuous drive past these thresholds can and typically do fail prematurely through linkplate tiredness failure.

The common least greatest power of the ANSI 29.1 metal chain is 12,500 x (pitch, in inches)2. X-ring and O-Ring chains tremendously lower wear by signifies of internal lubricants, increasing chain existence. The interior lubrication is inserted by indicates of a vacuum when riveting the chain together.


Requirements businesses (this kind of as ANSI and ISO) preserve standards for layout, dimensions, and interchangeability of transmission chains. For instance, the pursuing Desk exhibits data from ANSI common B29.1-2011 (Precision Electricity Transmission Roller Chains, Attachments, and Sprockets) created by the American Society of Mechanical Engineers (ASME). See the references[8][9][10] for additional data.

ASME/ANSI B29.1-2011 Roller Chain Common SizesSizePitchMaximum Roller DiameterMinimum Ultimate Tensile StrengthMeasuring Load25.

For mnemonic needs, beneath is an additional presentation of essential proportions from the identical standard, expressed in fractions of an inch (which was portion of the pondering behind the option of chosen numbers in the ANSI regular):

1. The pitch is the length in between roller centers. The width is the length amongst the website link plates (i.e. slightly much more than the roller width to permit for clearance).
2. The proper-hand digit of the standard denotes 0 = regular chain, 1 = light-weight chain, 5 = rollerless bushing chain.
three. The remaining-hand digit denotes the variety of eighths of an inch that make up the pitch.
4. An “H” pursuing the common quantity denotes heavyweight chain. A hyphenated number adhering to the regular quantity denotes double-strand (2), triple-strand (3), and so on. Hence 60H-3 denotes variety sixty heavyweight triple-strand chain.
 A common bicycle chain (for derailleur gears) utilizes slim 1⁄2-inch-pitch chain. The width of the chain is variable, and does not influence the load ability. The more sprockets at the rear wheel (traditionally 3-6, today 7-12 sprockets), the narrower the chain. Chains are sold according to the number of speeds they are designed to work with, for case in point, “ten velocity chain”. Hub gear or solitary speed bicycles use 1/2″ x 1/8″ chains, exactly where 1/8″ refers to the highest thickness of a sprocket that can be used with the chain.

Generally chains with parallel formed back links have an even quantity of hyperlinks, with each and every slender link adopted by a broad 1.Chains created up with a uniform type of website link, narrow at 1 and wide at the other end, can be made with an odd number of backlinks, which can be an advantage to adapt to a special chainwheel-distance on the other facet such a chain tends to be not so sturdy.

Roller chains manufactured utilizing ISO common are occasionally known as as isochains.


Self-lubricating chain
 As much as ninety eight% productive below excellent problems, according to Kidd, Matt D. N. E. Loch R. L. Reuben (1998). “Bicycle Chain Effectiveness”. The Engineering of Activity meeting. Heriot-Watt College. Archived from the authentic on 6 February 2006. Retrieved 16 Might 2006.
 In the sixteenth century, Leonardo da Vinci manufactured sketches of what seems to be the initial metal chain. These chains had been probably made to transmit pulling, not wrapping, electrical power since they consist only of plates and pins and have steel fittings. However, da Vinci’s sketch does demonstrate a roller bearing.Tsubakimoto Chain Co., ed. (1997). The Total Xihu (West Lake) Dis. to Chain. Kogyo Chosaki Publishing Co., Ltd. p. 240. ISBN -9658932–. p. 211. Retrieved seventeen Might 2006.
 “What is MicPol?”. Lubrication. Retrieved 3 October 2018.
 Chains working at large speeds similar to individuals on motorcycles should be employed in conjunction with an oil bathtub, according to: Lubrecht, A. and Dalmaz, G., (eds.) Transients Procedures in Tribology, Proc thirtieth Leeds-Lyon Symposium on Tribology. 30th Leeds-Lyon Symposium on Tribology, 2-5 September 2003, Lyon. Tribology and Interface Engineering Collection (forty three). Elsevier, Amsterdam, pp. 291-298.
 Oil drip feed presented the biggest put on safety among chain roller and pin, Oil drip feed presented the best electricity conserving above unlubricated chains and sprockets, according to Lee, P.M. and Priest, M. (2004) An innovation integrated approach to testing motorbike push chain lubricants. In: Lubrecht, A. and Dalmaz, G., (eds.) Transients Processes in Tribology, Proc 30th Leeds-Lyon Symposium on Tribology. 30th Leeds-Lyon Symposium on Tribology, 2-5 September 2003, Lyon. Tribology and Interface Engineering Series (forty three). Elsevier, Amsterdam, pp. 291-298.
 ASME B29.1-2011 – Precision Energy Transmission Roller Chains, Attachments, and Sprockets.
 Tsubakimoto Chain Co., ed. (1997). “Transmission Chains”. The Full Xihu (West Lake) Dis. to Chain. Kogyo Chosaki Publishing Co., Ltd. p. 240. ISBN -9658932–. p. 86. Retrieved thirty January 2015.
 Green 1996, pp. 2337-2361
 “ANSI G7 Common Roller Chain – Tsubaki Europe”. Tsubaki Europe. Tsubakimoto Europe B.V. Retrieved 18 June 2009.
Oberg, Erik Jones, Franklin D. Horton, Holbrook L. Ryffel, Henry H. (1996), Inexperienced, Robert E. McCauley, Christopher J. (eds.), Machinery’s Handbook (25th ed.), New York: Industrial Push, ISBN 978–8311-2575-2, OCLC 473691581.
External backlinks
    Wikimedia Commons has media related to Roller chains.
The Complete Xihu (West Lake) Dis. to Chain
Types: Chain drivesMechanical electrical power transmissionMechanical electricity management


WHY Select US 

one.     Reliable Quality Assurance Technique
two.     Cutting-Edge Computer-Controlled CNC Devices
3.     Bespoke Remedies from Extremely Skilled Specialists 
four.     Customization and OEM Available for Distinct Software
5.     Extensive Stock of Spare Areas and Add-ons
6.     Well-Designed Throughout the world Marketing and advertising Network 
seven.     Efficient After-Sale Service Technique

We are not just a manufacturer and provider, but also an industry expert. We work professional-actively with you to provide professional advice and item tips in buy to end up with a most value effective product accessible for your certain software. The clientele we serve around the world variety from conclude users to distributors and OEMs. Our OEM replacements can be substituted anywhere required and ideal for both mend and new assemblies.


Locate the roller chain at EP, which has a broader midsection plate to help have heavier masses on conveyor belts, wire rod equipment, printing presses and many other industrial applications. Roller chains are fully interchangeable and pre-lubricated to support minimize elongation. Select single or riveted chains with zinc and aluminum coatings to help stop rust and chemical corrosion.
Find the roller chain at EP, which has a broader midsection plate to assist carry heavier loads on conveyor belts, wire rod devices, printing presses and many other industrial purposes. Roller chains are entirely interchangeable and pre-lubricated to aid minimize elongation. Select solitary or riveted chains with zinc and aluminum coatings to help avoid rust and chemical corrosion.

China Good quality 100-2 ANSI Oil Field Chain Roller Chain Petroleum Drilling Equipment Chain     wholesaler

agricultural chain

As one of the agricultural chain manufacturers, suppliers, and exporters of mechanical products, We offer agricultural chain and many other products.

Please get in touch with us for details.

Manufacturer supplier exporter of agricultural chain.

Recent Posts