BS/DIN Standard Roller Chains，also called European standard roller chain, are manufactured according to BS 228, DIN 8187 and ISO 606B with the latest techniques for general industrial applications. Products are available in simplex, duplex and triplex. For long pitch alloy steel roller chains from 32B to 72B

CHAIN NO.	Pitch x Width		Roller	Plate				Pin				Transverse Pitch	Average Ultimate Strength kgf
	P x W		Dia	Height		Thickness		Dia	Lengths
	inch	mm	R	H1	H2	T1	T2	D	F	G	G1	C
05B-1	0.315" x 0.118"	8.00 x 3.00	5.00	7.00	7.00	0.75	0.75	2.30	3.85	4.80	---	---	530
05B-2	0.315" x 0.118"	8.00 x 3.00	5.00	7.00	7.00	0.75	0.75	2.30	6.65	7.64	---	5.64	960
06B-1	0.375" x 0.225"	9.525 x 5.72	6.35	8.10	8.10	1.00	1.25	3.28	6.10	7.40	---	---	1050
06B-2	0.375" x 0.225"	9.525 x 5.72	6.35	8.10	8.10	1.00	1.25	3.28	11.20	12.30	---	10.24	1900
06B-3	0.375" x 0.225"	9.525 x 5.72	6.35	8.10	8.10	1.00	1.25	3.28	16.30	17.40	17.80	10.24	2700
08B-1	0.5" x 0.305"	12.70 x 7.75	8.51	10.20	11.80	1.50	1.50	4.44	8.20	9.50	---	---	1930
08B-2	0.5" x 0.305"	12.70 x 7.75	8.51	10.20	11.80	1.50	1.50	4.44	15.30	16.70	---	13.92	3600
08B-3	0.5" x 0.305"	12.70 x 7.75	8.51	10.20	11.80	1.50	1.50	4.44	22.20	23.50	23.80	13.92	5400
10B-1	0.625" x 0.38"	15.875 x 9.65	10.16	13.00	14.60	1.65	1.65	5.06	9.60	11.10	---	---	2700
10B-2	0.625" x 0.38"	15.875 x 9.65	10.16	13.00	14.60	1.65	1.65	5.06	17.90	19.40	---	16.59	5200
10B-3	0.625" x 0.38"	15.875 x 9.65	10.16	13.00	14.60	1.65	1.65	5.06	26.20	27.50	28.20	16.59	7850
12B-1	0.75" x 0.46"	19.05 x 11.68	12.07	16.00	16.00	1.80	1.80	5.72	11.10	12.60	---	---	3400
12B-2	0.75" x 0.46"	19.05 x 11.68	12.07	16.00	16.00	1.80	1.80	5.72	20.80	22.40	---	19.46	6800
12B-3	0.75" x 0.46"	19.05 x 11.68	12.07	16.00	16.00	1.80	1.80	5.72	30.60	31.90	32.50	19.46	10200
16B-1	1" x 0.67"	25.4 x 17.02	15.88	20.80	20.80	3.20	4.00	8.27	17.70	19.25	20.20	---	8000
16B-2	1" x 0.67"	25.4 x 17.02	15.88	20.80	20.80	3.20	4.00	8.27	33.64	35.16	36.16	31.88	16000
16B-3	1" x 0.67"	25.4 x 17.02	15.88	20.80	20.80	3.20	4.00	8.27	49.58	51.12	52.12	31.88	24000
20B-1	1.25" x 0.77"	31.75 x 19.56	19.05	26.00	26.00	3.50	4.40	10.18	20.50	---	23.50	---	12000
20B-2	1.25" x 0.77"	31.75 x 19.56	19.05	26.00	26.00	3.50	4.40	10.18	38.73	---	41.72	36.45	24000
20B-3	1.25" x 0.77"	31.75 x 19.56	19.05	26.00	26.00	3.50	4.40	10.18	56.95	---	59.95	36.45	36000
24B-1	1.5" x 1"	38.10 x 25.40	25.4	33.00	33.00	5.20	6.00	14.62	26.65	---	32.35	---	18000
24B-2	1.5" x 1"	38.10 x 25.40	25.4	33.00	33.00	5.20	6.00	14.62	50.83	---	56.53	48.36	35000
24B-3	1.5" x 1"	38.10 x 25.40	25.4	33.00	33.00	5.20	6.00	14.62	75.00	---	80.72	48.36	52500
28B-1	1.75" x 1.22"	44.45 x 31.00	27.94	37.00	37.00	6.40	7.40	15.90	32.48	---	37.97	---	21000
28B-2	1.75" x 1.22"	44.45 x 31.00	27.94	37.00	37.00	6.40	7.40	15.90	62.26	---	67.75	59.56	41000
28B-3	1.75" x 1.22"	44.45 x 31.00	27.94	37.00	37.00	6.40	7.40	15.90	92.04	---	97.53	59.56	60000
32B-1	2" x 1.22"	50.80 x 31.00	29.21	42.20	42.20	6.40	7.10	17.81	32.68	---	38.17	---	26500
32B-2	2" x 1.22"	50.80 x 31.00	29.21	42.20	42.20	6.40	7.10	17.81	61.95	---	67.45	58.55	50500
32B-3	2" x 1.22"	50.80 x 31.00	29.21	42.20	42.20	6.40	7.10	17.81	91.23	---	96.72	58.55	76000
40B-1	2.5" x 1.5"	63.50 x 38.10	39.37	52.90	52.90	8.00	8.40	22.89	40.20	---	47.30	---	39600
40B-2	2.5" x 1.5"	63.50 x 38.10	39.37	52.90	52.90	8.00	8.40	22.89	76.35	---	83.45	72.29	76000
40B-3	2.5" x 1.5"	63.50 x 38.10	39.37	52.90	52.90	8.00	8.40	22.89	112.50	---	119.60	72.29	112000
48B-1	3" x 1.8"	76.20 x 45.72	48.26	63.50	63.50	9.90	11.80	29.24	49.40	---	56.50	---	62200
48B-2	3" x 1.8"	76.20 x 45.72	48.26	63.50	63.50	9.90	11.80	29.24	95.00	---	102.10	91.21	118000
48B-3	3" x 1.8"	76.20 x 45.72	48.26	63.50	63.50	9.90	11.80	29.24	140.60	---	147.70	91.21	177000