Din766 Calibrated Grade 3 Chain

Grade 4 chain and Grade 7 chain are also available

 

Chain Size		Pitch			Width		Length per 11 Links			Working Load	Test Force	Min. Breaking Force
D	tolerance	L	tolerance		Min. b	Max. B	11 L	tolerance
mm		mm			mm	mm	mm			kg	kN	kN
4	±0.2	16	+ 0.3	– 0.2	4.8	13.6	176	+ 0.8	– 0.4	200	5	8
5	±0.2	18.5	+ 0.4	– 0.2	6.0	17.0	204	+ 0.9	– 0.5	320	8	12.5
6	±0.2	18.5	+ 0.4	– 0.2	7.2	20.4	204	+ 0.9	– 0.5	400	10	16
7	±0.3	22	+ 0.4	– 0.2	8.4	23.8	242	+ 1.1	– 0.5	630	16	25
8	±0.3	24	+ 0.4	– 0.2	9.6	27.2	264	+ 1.2	– 0.6	800	20	32
9	±0.4	27	+ 0.5	– 0.3	10.8	30.6	297	+ 1.3	– 0.7	1,000	25	40
10	±0.4	28	+ 0.5	– 0.3	12.0	36.0	308	+ 1.4	– 0.7	1,250	32	50
11	±0.4	31	+ 0.5	– 0.3	13.2	40.0	341	+ 1.5	– 0.8	1,600	40	63
13	±0.5	36	+ 0.6	– 0.3	15.6	47.0	396	+ 1.7	– 0.9	2,000	50	80
14	±0.6	41	+ 0.7	– 0.4	16.8	50.0	451	+ 2.0	– 1.0	2,500	63	100
16	±0.6	45	+ 0.8	– 0.4	19.2	58.0	495	+ 2.2	– 1.1	3,200	80	125
18	±0.9	50	+ 0.8	– 0.4	21.6	65.0	550	+ 2.5	– 1.2	4,000	100	160
20	±1.0	56	+ 1.0	– 0.5	24.0	72.0	616	+ 2.8	– 1.4	5,000	125	200
23	±1.2	64	+ 1.1	– 0.5	27.6	83.0	704	+ 3.2	– 1.6	6,300	160	250
26	±1.3	73	+ 1.2	– 0.6	31.2	94.0	803	+ 3.6	– 1.8	8,000	200	320
28	±1.4	78	+ 1.3	– 0.6	33.6	101.0	858	+ 3.8	– 2.0	10,000	250	400
30	±1.5	84	+ 1.4	– 0.7	36.0	108.0	924	+ 4.2	– 2.1	11,200	280	450
32	±1.6	90	+ 1.5	– 0.7	38.4	115.0	990	+ 4.5	– 2.2	12,500	320	500
36	±1.8	101	+ 1.7	– 0.8	43.2	130.0	1,111	+ 5.0	– 2.5	16,000	400	630
40	±2.0	112	+ 1.9	– 0.8	48.0	144.0	1,232	+ 5.6	– 2.8	20,000	500	800
42	±2.1	118	+ 2.0	– 1.0	50.0	151.0	1,298	+ 5.8	– 3.0	22,400	560	900

 

Din766 Calibrated Grade 3 Chain

What is Din 766 Calibrated Grade 3 Chain?
Din766 Calibrated Grade 3 Chain is a specific type of steel chain. The name reveals several key details about it. “DIN 766” indicates that it is manufactured according to a German industrial standard. This standard defines the exact size and shape of the chain links. The word “Calibrated” means that the chain is manufactured with accurate and consistent dimensions for each link. This is important for a good fit with other equipment. “Grade 3” refers to the strength of the steel used to make the chain. This grade indicates its load-bearing capacity and durability.

Advantages of Din 766 Calibrated Grade 3 Chain

This chain has several important advantages.
First, its calibration to the DIN 766 standard means each link has uniform and exact dimensions. This precision ensures the chain works smoothly and correctly with machinery designed for this specific chain type, such as certain types of anchor windlasses or sprockets.
Second, the Grade 3 classification provides a known level of strength. This makes the chain reliable for applications that require a specific lifting or load-bearing capability, ensuring safety and performance.
Third, chains like these from reputable suppliers are often made from high-quality steel. The raw materials used can be traceable, adding to quality assurance.
Fourth, these chains typically undergo rigorous quality control. This includes tests for working tension and breaking tension to verify their strength and safety.
Finally, manufacturing processes may comply with international quality standards, such as ISO 9001. This compliance provides further confidence in the chain’s quality, safety, and suitability for its intended uses.