China Professional Double Pitch Conveyor Chain Attachments A1 A2 K1 K2 manufacturer

Product Description

Chain No.
Chain No.
P G L F W h4 d4
mm mm mm mm mm mm mm
C208A C2040 25.40 9.5 25.four 39.6 3.4
C208AL C2042
C208B   25.40 23.two 12.7 25.4 39.six 4.5
C210A C2050 31.75 23.8 11.nine 31.8 49. 5.5
C210AL C2052
C212A C2060 38.10 28.6 14.3 42.nine 67.8 14.7 5.five
C212AL C2062
C212AH C2060H 38.ten 28.six 14.three 42.nine 67.8 14.7 5.5
C212AHL C2062H
C216A C2080 50.eighty 38.1 19.1 55.6 87.eight 6.8
C216AL C2082
C216AH C2080H 50.eighty 38.1 55.6 87.8 19.1 6.8
C216AHL C2082H
C220A C2100 63.50 47.6 23.eight 66.six 107.5 23.4 9.2
C220AL C2102
C220AH C2100H 63.50 47.6 23.eight 66.six 107.5 23.4 9.two
C220AHL C2102H
C224A C2120 76.twenty 57.two 28.six 79.three 121.four 27.8 11.
C224AL C2122
C224AH C2120H 76.twenty 57.2 28.six 79.3 121.4 27.8 11.
C224AHL C2122H
C232A C2160 101.60 76.2 104.7 151.six 36.five 13.1
C232AL C2162
C232AH C2160H 101.sixty 76.two 151.six 36.5 13.1
C232AHL C2162H

The effect of dress in on a roller chain is to improve the pitch (spacing of the back links), creating the chain to expand for a longer time. Note that this is owing to use at the pivoting pins and bushes, not from actual stretching of the metal (as does come about to some versatile metal comp1nts these kinds of as the hand-brake cable of a motor motor vehicle).

With CZPT chains it is unusual for a chain (other than that of a bicycle) to use until finally it breaks, considering that a worn chain sales opportunities to the rapid onset of use on the teeth of the sprockets, with greatest failure becoming the loss of all the enamel on the sprocket. The sprockets (in certain the smaller sized of the 2) endure a grinding movement that places a characteristic hook form into the driven face of the enamel. (This result is made even worse by a chain improperly 10si1d, but is unavoidable no matter what treatment is taken). The worn enamel (and chain) no for a longer time offers clean transmission of power and this might grow to be apparent from the sounds, the vibration or (in car engines making use of a timing chain) the variation in ignition timing observed with a timing light-weight. Both sprockets and chain ought to be changed in these cases, since a new chain on worn sprockets will not previous long. Nevertheless, in significantly less extreme situations it could be feasible to save the greater of the 2 sprockets, because it is usually the more compact 1 that suffers the most wear. Only in extremely mild-w8 applications this kind of as a bicycle, or in extreme instances of improper 10sion, will the chain normally soar off the sprockets.

The lengthening owing to dress in of a chain is calculated by the following formula:

M = the duration of a number of back links calculated

S = the amount of backlinks measured

P = Pitch

In market, it is typical to keep an eye on the movement of the chain 10si1r (whether manual or automated) or the precise length of a drive chain (1 rule of thumb is to change a roller chain which has elongated 3% on an adjustable generate or 1.5% on a fixed-center push). A simpler technique, specifically ideal for the cycle or bike consumer, is to endeavor to pull the chain away from the greater of the 2 sprockets, while making sure the chain is taut. Any significant movement (e.g. generating it feasible to see by means of a gap) most likely indicates a chain worn up to and past the limit. Sprocket hurt will result if the issue is overlooked. Sprocket use cancels this impact, and may mask chain wear.


The lightw8 chain of a bicycle with derailleur gears can snap (or rather, arrive apart at the side-plates, since it is standard for the “riveting” to fall short first) because the pins inside of are not cylindrical, they are barrel-shaped. Get in touch with between the pin and the bushing is not the regular line, but a point which allows the chain’s pins to operate its way through the bushing, and lastly the roller, in the end creating the chain to snap. This form of building is needed simply because the gear-shifting motion of this kind of transmission requires the chain to each bend sideways and to twist, but this can happen with the overall flexibility of this kind of a narrow chain and relatively massive free of charge lengths on a bicycle.

Chain failure is a lot significantly less of a problem on hub-geared systems (e.g. Bendix 2-pace, Sturmey-Archer AW) because the parallel pins have a much greater wearing area in get in touch with with the bush. The hub-gear technique also allows total enclosure, a great aid to lubrication and protection from grit.

CHAIN Strength

The most typical measure of roller chain’s power is 10sile strength. Tensile energy signifies how much load a chain can endure below a 1-time load ahead of breaking. Just as crucial as 10sile strength is a chain’s fatigue power. The critical aspects in a chain’s tiredness power is the high quality of metal utilised to CZPT the chain, the warmth treatment method of the chain comp1nts, the high quality of the pitch gap fabrication of the linkplates, and the sort of shot in addition the in10sity of shot peen coverage on the linkplates. Other aspects can contain the thickness of the linkplates and the design (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 10sile energy, based on the kind of master backlinks used (push-suit vs. slip-fit)[citation needed]. Roller chains operating on a continuous push outside of these thresholds can and normally do fall short prematurely by means of linkplate fatigue failure.

The normal minimal final power of the ANSI 29.1 metal chain is 12,500 x (pitch, in inches)2. X-ring and O-Ring chains significantly reduce wear by signifies of internal lubricants, rising chain daily life. The interior lubrication is inserted by implies of a vacuum when riveting the chain jointly.


Requirements corporations (such as ANSI and ISO) preserve specifications for style, proportions, and interchangeability of transmission chains. For example, the subsequent Desk exhibits data from ANSI common B29.1-2011 (Precision Electricity Transmission Roller Chains, Attachments, and Sprockets) created by the American Modern society of Mechanical Engineers (ASME). See the references[8][9][10] for added info.

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

ASME/ANSI B29.1-2011 Roller Chain Regular Sizes
Measurement Pitch Maximum Roller Diameter Minimal Greatest Tensile Energy Measuring Load
25 .250 in (6.35 mm) .130 in (3.30 mm) 780 lb (350 kg) 18 lb (8.2 kg)
35 .375 in (9.53 mm) .200 in (5.08 mm) one,760 lb (800 kg) 18 lb (8.2 kg)
forty one .500 in (twelve.70 mm) .306 in (7.seventy seven mm) one,500 lb (680 kg) eighteen lb (8.2 kg)
40 .five hundred in (12.70 mm) .312 in (7.92 mm) 3,one hundred twenty five lb (1,417 kg) 31 lb (fourteen kg)
fifty .625 in (fifteen.88 mm) .400 in (10.sixteen mm) four,880 lb (2,210 kg) 49 lb (22 kg)
60 .750 in (19.05 mm) .469 in (11.ninety one mm) seven,030 lb (3,a hundred ninety kg) 70 lb (32 kg)
80 one.000 in (25.40 mm) .625 in (15.88 mm) 12,500 lb (5,seven-hundred kg) one hundred twenty five lb (57 kg)
a hundred 1.250 in (31.seventy five mm) .750 in (19.05 mm) 19,531 lb (8,859 kg) 195 lb (88 kg)
one hundred twenty 1.500 in (38.ten mm) .875 in (22.23 mm) 28,a hundred twenty five lb (12,757 kg) 281 lb (127 kg)
a hundred and forty 1.750 in (forty four.forty five mm) one.000 in (25.40 mm) 38,280 lb (seventeen,360 kg) 383 lb (174 kg)
160 two.000 in (50.80 mm) one.125 in (28.58 mm) fifty,000 lb (23,000 kg) five hundred lb (230 kg)
one hundred eighty two.250 in (57.15 mm) one.460 in (37.08 mm) 63,280 lb (28,seven-hundred kg) 633 lb (287 kg)
two hundred two.five hundred in (sixty three.50 mm) one.562 in (39.67 mm) seventy eight,one hundred seventy five lb (35,460 kg) 781 lb (354 kg)
240 three.000 in (76.20 mm) 1.875 in (47.63 mm) 112,five hundred lb (51,000 kg) 1,000 lb (450 kg

For mnemonic needs, below is yet another presentation of essential proportions from the identical common, expressed in fractions of an inch (which was component of the contemplating powering the option of favored quantities in the ANSI common):

Pitch (inches) Pitch expressed
in 8hs
ANSI regular
chain number
Width (inches)
14 two8 2five oneeight
three8 threeeight threefive three16
onetwo 48 fourone one4
12 four8 four five16
5eight fiveeight 5 38
threefour six8 6 one2
one 8eight 8 five8

one. The pitch is the length between roller facilities. The width is the distance between the url plates (i.e. somewhat far more than the roller width to let for clearance).
two. The appropriate-hand digit of the normal denotes 0 = typical chain, 1 = lightw8 chain, 5 = rollerless bushing chain.
three. The remaining-hand digit denotes the number of 8hs of an inch that make up the pitch.
4. An “H” pursuing the common amount denotes heavyw8 chain. A hyphenated variety following the standard amount denotes double-strand (2), triple-strand (3), and so on. Hence 60H-3 denotes quantity sixty heavyw8 triple-strand chain.
 A typical bicycle chain (for derailleur gears) uses slender 1⁄2-inch-pitch chain. The width of the chain is variable, and does not affect the load capability. The much more sprockets at the rear wheel (traditionally 3-6, these days 7-twelve sprockets), the narrower the chain. Chains are bought in accordance to the quantity of speeds they are developed to function with, for example, “10 pace chain”. Hub equipment or one velocity 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 variety of back links, with every narrow website link followed by a broad 1. Chains constructed up with a uniform sort of website link, narrow at 1 and broad at the other finish, can be made with an odd amount of links, which can be an advantage to adapt to a special chainwheel-distance on the other side this sort of a chain 10ds to be not so strong.

Roller chains created employing ISO common are occasionally known as as isochains.

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The 219 sets of sophisticated automated production gear give ensures for large merchandise good quality. The 167 engineers and technicians with senior expert titles can style and create merchandise to fulfill the specific requires of customers, and OEM customizations are also available with us. Our audio international support ne2rk can offer buyers with well timed after-income technical companies.

We are not just a maker and provider, but also an business advisor. We work professional-actively with you to supply expert advice and solution recommendations in purchase to finish up with a most value successful merchandise accessible for your specific application. The clients we provide worldwide range from finish customers to distributors and OEMs. Our OEM replacements can be substituted where ever needed and appropriate for both fix and new assemblies.

Chain pitch: refers to the distance between the hinge center of one chain website link and the hinge heart corresponding to the adjacent chain url. Sprocket Pitch Circle Diameter: The diameter of the circle in which the center of the hinge is when the chain is wrapped around the ball. The hinge facilities of the chain and the circles drawn through these centers are known as pitch circles, and their diameters are named pitch circle diameters.These chains are utilised to continuously lift and convey materials at a speed of 2 m/s. There are two kinds of conveyor chains: Removable or hooked chains: This sort of conveyor chain is utilised for electricity transmission between conveyors of shorter lengths. Closed chain: composed of the cylinder block and connecting rod, solid and shaped, with substantial power right after warmth treatment method.
The roller chain operates on rotating sprockets linked to the motor that drives the chain. In most roller chains, there are two types of hyperlinks employed alternately to make it perform. Interior be part of (also referred to as roller sign up for): The two inner plates are joined together by two sleeves or bushings beneath the two rollers. Outer ring (also named pin ring): The two outer plates are pinned together, via the bushing of the interior ring.

China Professional Double Pitch Conveyor Chain Attachments A1 A2 K1 K2     manufacturer