Welded Steel Drag Chain

Chain Material: 20Mn2A, Q195
Production standard: 763
Chain grade: G30

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Product Introduction

DIN763 Standard Long Link Chain

Chain Material: 20Mn2A, Q195

Production standard: 763

Chain grade: G30

Surface treatment: black oxide, electroplate, black painted, hot dip galvanized etc.

Technical Parameter:

SIZE d		INSIDE LENGHT t		OUTSIDE WIDTH b		WORKING	TEST	BREAKING	WEIGHT
SIZE d		INSIDE LENGHT t		OUTSIDE WIDTH b		LOAD	LOAD	LOAD	PERM
mm	±mm	mm	±mm	mm	±mm	kg	n	n	kg
2.0	0.5 1	22	1.0	8	0.4	25	800	1250	0.06
2.5		24	1.1	10	0.5	40	800	2000	0.10
3		26	1.2	12	0.6	55	1050	3200	0.15
3.5		28	1.3	14	0.7	80	1540	3850	0.20
4		32	1.5	16	0.8	100	2500	6500	0.27
4.5		34	1.7	18	0.9	128	3000	8000	0.35
5		35	1.8	20	1.0	160	4000	10000	0.43
5.5		38.5	1.8	22	1.1	195	4200	10500	0.52
6		42	2.0	24	1.2	200	5000	12000	0.63
7		49	2.5	28	1.4	300	7500	19000	0.86
8		52	2.5	32	1.0	400	10000	25000	1.10
8.5		56	2.8	34	1.0	460	10200	25500	1.25
9		59	3.0	36	1.8	530	10500	32000	1.41
10		65	3.2	40	2.0	630	16000	40000	1.75
11		72	3.4	44	2.0	790	15800	47500	2.11
12		78	3.6	48	2.3	940	18000	56500	2.55
13		82	4.0	52	2.5	1000	25000	63000	2.95
16		100	5.0	64	3.2	1600	40000	100000	4.45
18		113	5.2	70	3.2	2120	42300	127000	5.65
19		119	5.6	72	3.4	2370	47300	142000	6.25
20		120	6.0	75	3.8	2500	50000	160000	7.00
22		127	6.0	82	4.0	3170	63300	190000	8.55
25		140	6.6	85	4.0	4090	81700	245000	10.90
28		152	7.0	96	4.7	6000	120000	300000	13.9
32		171	7.8	108	5.2	8000	160000	400000	18.2

Lifting chain is an indispensable and important device for lifting heavy objects. The length of the chain can be adjusted according to the lifting height of lifting heavy objects, which plays an important role in improving the operating efficiency of the crane and expanding the operating range of the crane.

Lifting Chain Structure Series

In similar products, according to the basic structure of the chain, that is, according to the shape of the components, the same.

Lifting chain

The parts and parts of the chain mesh, the size ratio between the parts and other aspects of the chain product series.

1. Lifting chain variety

In the same series of chain products, according to the chain components used in the material, the form of chain accessories and hinge structure.

2. Lifting chain specifications

Chains of the same variety are classified into different specifications according to pitch, row number, chain width and ultimate tensile load.

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Long Link Chain

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