A Series Duplex Roller Chains

Raydafon Group's A Series Duplex Roller Chains deliver exceptional durability and performance for industrial applications, offering superior strength and smooth operation to boost efficiency. Ideal for machinery and automotive uses, they solve wear-and-tear issues with precision engineering. Their unique double-row design outshines competitors, ensuring reliability. Experience lasting power and peace of mind—upgrade your equipment today with Raydafon Group's trusted quality.

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Product Description

Short pitch precision roller chain conforms to l50, ASME/ANSI, DIN, JIS and other standards, mainly including A series short pitch precision roller chain. B series short pitch precision roller chain, heavy load series roller chain and other series.

Using high-quality materials and advanced processing technology, the product has the characteristics of high tensile strength and high fatigue strength. The tensile strength reaches more than 11 times the minimum tensile strength of ISO standard and the fatigue strength reaches more than 1 1s times the minimum dynamic load strength of l50 standard.

Products are widely used in engineering machinery, agricultural machinery and other felds, transmitting power for all kinds of machinery and facilities.

A Series Duplex Roller Chains

ISO/ANSI/ DIN Chain No.	Chain No.	Pitch	Roller diameter	Width between inner plates	Pin diameter	Pin length		Inner plate depth	Plate thickness	Transverse pitch	Tensile strength	Average tensile strength	Weight per meter
		P	d1 max	b1 min	d2 max	L max	Lc max	h2 max	T max	Pt	Q min	Q0	q
		mm	mm	mm	mm	mm	mm	mm	mm	mm	kN/lbf	kN	kg/m
*25-2	*04C-2	6.350	3.30	3.18	2.31	14.5	15.0	6.00	0.80	6.40	7.00/1591	10.0	0.28
*35-2	*06C-2	9.525	5.08	4.77	3.58	22.5	23.3	9.00	1.30	10.13	15.80/3591	22.3	0.63
41-2	085-2	12.700	7.77	6.25	3.58	25.7	26.9	9.91	1.30	11.95	13.34/3032	16.9	0.81
40-2	08A-2	12.700	7.95	7.85	3.96	31.0	32.2	12.00	1.50	14.38	28.20/6409	37.2	1.12
50-2	10A-2	15.875	10.16	9.40	5.08	38.9	40.4	15.09	2.03	18.11	44.40/10091	62.6	2.00
60-2	12A-2	19.050	11.91	12.57	5.94	48.8	50.5	18.00	2.42	22.78	63.60/14455	86.4	2.92
80-2	16A-2	25.400	15.88	15.75	7.92	62.7	64.3	24.00	3.25	29.29	113.40/25773	148.6	5.15
100-2	20A-2	31.750	19.05	18.90	9.53	76.4	80.5	30.00	4.00	35.76	177.00/40227	215.2	7.80
120-2	24A-2	38.100	22.23	25.22	11.10	95.8	99.7	35.70	4.80	45.44	254.00/57727	326.2	11.70
140-2	28A-2	44.450	25.40	25.22	12.70	103.3	107.9	41.00	5.60	48.87	344.80/78364	445.0	15.14
160-2	32A-2	50.800	28.58	31.55	14.27	123.3	128.1	47.80	6.40	58.55	453.60/103091	533.8	20.14
180-2	36A-2	57.150	35.71	35.48	17.46	138.6	144.4	53.60	7.20	65.84	560.50/127386	722.2	29.22
200-2	40A-2	63.500	39.68	37.85	19.85	151.9	158.8	60.00	8.00	71.55	707.60/160818	933.6	32.24
240-2	48A-2	76.200	47.63	47.35	23.81	183.4	190.8	72.39	9.50	87.83	1020.60/213955	1343.2	45.23
*Bush chain:dl in the table indicates the external diameter of the bush