Grade 43 High Test Chain

Grade 43 High Test Chain

Grade 43 high test chain is a sort of welded link chain meeting the requirements of ASTM and NACM. It is a medium carbon steel chain with good wear resistance ideal for most tie down applications. The grade 43 high test chain is also suitable for container securement, logging, towing and marine industry applications. But the chain is not used for lifting purposes.

The available finishes of the chain are self colored, shot blast, electro-galvanized, powder coated and hot galvanized. The grade 43 high test chain is available in a wide assortment of packaged configurations, such as drums, pails, reels, hanks.

In addition to the grade 43 high test chain, grade 30 proof coil chain, grade 70 transport chain, grade 80 alloy chain, and grade 100 alloy chain are all available.

If you interested in our products, welcome to contact us!

Specifications of Grade 43 High Test Chain (ASTM Standard in 1980)

Trade Size	Material Diameter		Working Load Limit		Proof Test		Breaking Force Minimum		Max Length 100 Links		Max Weight per 100 Feet
Trade Size	in	mm	lbs	kg	lbs	kN	lbs	kN	in	m	lbs	kg
1/4	0.281	7.1	2600	1180	4300	19.1	7750	34.5	98	2.49	84	38
5/16	0.343	8.7	3900	1770	6400	28.5	11600	51.6	110	2.79	120	54
3/8	0.406	10.3	5400	2450	8900	39.6	16200	72.1	134	3.40	176	80
7/16	0.468	11.9	7200	3260	11900	52.9	21500	95.6	140	3.55	230	104
1/2	0.531	13.5	9200	4170	15300	68.1	27600	122.8	150	4.06	300	136
5/6	0.656	16.7	14200	6200	21200	94.0	42400	188	194	4.92	425	193

Specifications of Grade 43 High Test Chain (NACM Standard in 1980)

Trade Size		Material Diameter		Working Load Limit		Proof Test		Breaking Force Minimum		Inside Length (Max)		Inside Width (Min)
mm	in	mm	in	kg	lbs	kN	lbs	kN	lbs	mm	in	mm	in
7.0	1/4	7.0	0.276	1180	2600	16.6	3750	33.1	7500	31.5	1.24	9.8	0.38
8.0	5/16	8.0	0.315	1770	3900	21.6	4900	43.2	9700	32.8	1.29	11.2	0.44
10.0	3/8	10.0	0.394	2450	5400	33.8	7600	67.6	15200	35.0	1.38	14.0	0.55
13.0	1/2	13.0	0.512	4170	9200	57.1	12900	114.2	25700	45.5	1.79	18.2	0.72
16.0	5/8	16.0	0.63	5220	11500	86.5	19500	172.9	38900	56.0	2.20	20.0	0.79
20.0	3/4	20.0	0.787	7350	16200	130.1	30400	270.2	60700	70.0	2.76	25.0	0.98

Specifications of Grade 43 High Test Chain (NACM Standard in 1996/2003)

Trade Size		Material Diameter		Working Load Limit		Proof Test		Breaking Force Minimum		Inside Length (Max)		Inside Width (Min)
mm	in	mm	in	kg	lbs	kN	lbs	kN	lbs	mm	in	mm	in
7.0	1/4	7.0	0.276	1180	2800	17.3	3900	34.6	7800	31.5	1.24	9.8	0.38
8.7	5/16	8.7	0.343	1770	3900	26.0	5850	52.0	11700	32.8	1.29	11.2	0.44
10.0	3/8	10.3	0.406	2450	5400	36.0	8100	72.0	16200	35.0	1.38	14.0	0.55
11.9	7/16	11.9	0.468	3270	7200	48.0	10800	96.0	21600	41.6	1.64	16.6	0.65
13.0	1/2	13.5	0.531	4170	9200	61.3	13800	122.6	27600	45.5	1.79	18.2	0.72
16.0	5/8	16.0	0.630	5910	13000	86.5	19500	173.0	39000	56.0	2.20	20.0	0.79
20.0	3/4	20.0	0.787	9180	20200	134.7	30300	269.4	60600	70.0	2.76	25.0	0.98
22.0	7/8	22.0	0.866	11140	24500	163.3	36750	326.4	73500	77.0	3.03	27.5	1.08

Grade 43 High Test Chain