G80 Chain / Grade 80 Load Chain / G80 Alloy Lifting Chain

Short Description:

SCIC Grade 80 (G80) chains for lifting are made as per EN 818-2 standards, with nickel chromium molybdenum manganese alloy steel per DIN 17115 standards; well designed / monitored welding & heat-treatment ensure chains mechanical properties including test force, breaking force, elongation & hardness.

Size: 6-50mm

Structure: Welded Chain

Function: Lifting and lashing, Loads lifting, Loads binding

Material: Alloy Steel

Standard: EN 818-2

Surface: Normal painting, Electrostatic spray coating, Electrophoretic coating

Proof load: 1800KN

Break load: 2890KN

MOQ: 100 Meters

Sample: Available

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Product Tags

G80 Chain / Grade 80 Load Chain / G80 Alloy Lifting Chain

Application

Lifting and lashing, loads lifting, loads binding

Related Products

Mining Chains

Chain Slings

Fishing Chains

Conveyor & Elevator Chains

Chain Parameter

Figure 1: Grade 80 chain link dimensions

Table 1: Grade 80 (G80) chain dimensions, EN 818-2

diameter		pitch		width		unit weight (kg/m)
nominal d (mm)	tolerance (mm)	p (mm)	tolerance (mm)	inner W1 min. (mm)	outer W2 max. (mm)	unit weight (kg/m)
6	± 0.24	18	± 0.5	7.8	22.2	0.8
7	± 0.28	21	± 0.6	9.1	25.9	1.1
8	± 0.32	24	± 0.7	10.4	29.6	1.4
10	± 0.4	30	± 0.9	13	37	2.2
13	± 0.52	39	± 1.2	16.9	48.1	4.1
16	± 0.64	48	± 1.4	20.8	59.2	6.2
18	± 0.9	54	± 1.6	23.4	66.6	8
19	± 1	57	± 1.7	24.7	70.3	9
20	± 1	60	± 1.8	26	74	9.9
22	± 1.1	66	± 2.0	28.6	81.4	12
23	± 1.2	69	± 2.1	29.9	85.1	13.1
24	± 1.2	72	± 2.1	30	84	14.5
25	± 1.3	75	± 2.2	32.5	92.5	15.6
26	± 1.3	78	± 2.3	33.8	96.2	16.8
28	± 1.4	84	± 2.5	36.4	104	19.5
30	± 1.5	90	± 2.7	37.5	105	22.1
32	± 1.6	96	± 2.9	41.6	118	25.4
36	± 1.8	108	± 3.2	46.8	133	32.1
38	± 1.9	114	± 3.4	49.4	140.6	35.8
40	± 2	120	± 4.0	52	148	39.7
45	± 2.3	135	± 4.0	58.5	167	52.2
48	± 2.4	144	± 4.3	62.4	177.6	57.2
50	± 2.6	150	± 4.5	65	185	62

Table 2: Grade 80 (G80) chain mechanical properties, EN 818-2

diameter d (mm)	working load limit WLL (t)	manufacturing proof force MPF (kN)	min. breaking force BF (kN)
6	1.12	28.3	45.2
7	1.5	38.5	61.6
8	2	50.3	80.4
10	3.15	78.5	126
13	5.3	133	212
16	8	201	322
18	10	254	407
19	11.2	284	454
20	12.5	314	503
22	15	380	608
23	16	415	665
24	18	452	723
25	20	491	785
26	21.2	531	850
28	25	616	985
30	28	706	1130
32	31.5	804	1290
36	40	1020	1630
38	45	1130	1810
40	50	1260	2010
45	63	1590	2540
48	72	1800	2890
50	78.5	1963	3140
notes: total ultimate elongation at breaking force is min. 20%; WLL shall not exceed 25% of breaking force.

changes of Working Load Limit in relation to temperature
Temperature (°C)	WLL %
-40 to 200	100%
200 to 300	90%
300 to 400	75%
over 400	unacceptable

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More about us:

SCIC as a 30+ year manufacturer focus on high quality and strength/grade alloy steel chains & riggings:

- G80 & G100 lifting chains & slings per EN 818-2/-4 and NACM;

- mining conveyor chains and connectors per DIN 22252/22255 and 22258-1/2/3

- chains for aquaculture mooring, forestry, bucket elevator, etc.

- size from 6mm upto 50mm dia.

Our chain links quality assurance from:

- world class alloy steel bars/wires;

- automated link making/welding machines;

- full facilities of inspection & testing;

- SCIC total quality control (TQC) system as ISO9001 certified;

- excellent team and R&D.

Commercial competitiveness plus superior quality control system has put SCIC among key players of world chain manufacturers, and we look forward to the opportunity of working with you and supplying to your expectations.

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