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Welded Link Chain DIN 764, DIN 766

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Welded Link Chain DIN 764, DIN 766 - drawing

Welded Link Chain According to DIN 764
Nominal size	Diameter	Pitch	Allowed Tolerance	Width		Allowable Tolerance Over 11 Links	Minimum Breaking Load		Weight
	d	p		W1 min.	W2 max.		Standard	Extra
	d	p		W1 min.	W2 max.		JK2	JK3
d x p	mm						kN		kg/m
16 x 56	16	56	+0.5 -0.5	22	58	+2.8 -1.4	115	140	5.2
18 x 63	18	63	+1.0 -0.5	24	65	+3.1 -1.6	140	180	6.5
20 x 70	20	70	+1.1 -0.6	27	72	+3.5 -1.8	180	225	8.2
23 x 80	23	80	+1.3 -0.7	31	83	+4.0 -2.0	225	280	11.0
26 x 91	26	91	+1.5 -0.8	35	94	+4.5 -2.3	260	360	14.0
30 x 105	30	105	+1.7 -0.9	39	108	+5.2 -2.7	350	450	19.0
36 x 126	36	126	+2.1 -1.1	47	130	+6.3 -3.2	500	630	26.5
39 x 136	39	136	+2.2 -1.2	51	140	+6.7 -3.7	560	750	31.0
42 x 147	42	147	+2.4 -1.3	55	151	+7.3 -3.7	680	800	36.0

Welded Link Chain According to DIN 766
Nominal size	Diameter	Pitch	Allowed Tolerance	Width		Allowable Tolerance Over 11 Links	Minimum Breaking Load		Weight
	d	p		W1 min.	W2 max.		Standard	Extra
	d	p		W1 min.	W2 max.		JK2	JK3
d x p	mm						kN		kg/m
16 x 45	16	45	+0.8 -0.4	19.2	58	+2.2 -1.1	115	140	5.8
18 x 50	18	50	+0.8 -0.4	21.6	65	+2.5 -1.2	140	180	7.4
20 x 56	20	56	+1.0 -0.5	24	72	+2.8 -1.4	180	225	9.0
23 x 64	23	64	+1.1 -0.5	27.6	83	+3.2 -1.6	225	280	12.0
26 x 73	26	73	+1.2 -0.6	31.2	94	+3.6 -1.8	260	360	15.0
30 x 84	30	84	+1.4 -0.7	36	108	+4.2 -2.1	350	450	20.0
36 x 101	36	101	+1.7 -0.8	43.2	130	+5.0 -2.5	500	630	29.0

Chain Specification for Welded Link Chains DIN 764, DIN 766
		Standard	Extra
		JK2	JK3
Material		Mn alloy	NiCrMo alloy
Surface hardness	HV30 min.	760	800
Total case depth	HTÄ xd min. ±0.01d	0.10	0.13
Effective case depth	DC 1/550 xd min. ISO 2639	0.06	0.08

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Welded Link Chain DIN 764, DIN 766

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