Nacm90 Standard Chain
Size: 3.5mm-19mm
Nacm90 standard chain:
Chain Material: 20Mn2A, 25MnV, 30Mn2 ETC
Production standard：NACM90
Chain grade：G70
Safety factor：2.5 times proof load test, 4 times safety factor.
Surface treatment: black oxide, electroplate, black painted, hot dip galvanized etc
Packaging choice:
a.gunny bag, b.Iron drum,c.plastic drum,d.wooden box e.plastic wheels f.others as required
Technical Parameter:
NOMINAL SIZE | MATERIAL DIAMETER | WORKING LOAD LIMIT | PROOF TEST (MIN) | BREAKING FORCE MIN | INSIDE LENGTH | INSIDE WIDTH | |||||||
mm | in | mm | in | kg | lb | kn | lb | kn | lb | mm | in | mm | in |
7.0 | 1/4 | 7.0 | 0.276 | 1430 | 3150 | 27.0 | 6100 | 53.9 | 12100 | 31.5 | 1.24 | 9.8 | 0.38 |
8.0 | 5/16 | 8.7 | 0.343 | 2130 | 4700 | 41.6 | 9400 | 83.5 | 18800 | 33.5 | 1.29 | 12.2 | 0.48 |
10.0 | 3/8 | 10.0 | 0.394 | 2990 | 6600 | 55.0 | 12400 | 110.0 | 24700 | 35.0 | 1.38 | 14.0 | 0.55 |
13.0 | 1/2 | 13.0 | 0.512 | 5130 | 11300 | 92.9 | 20900 | 185.8 | 41800 | 45.5 | 1.79 | 18.2 | 0.72 |
16.0 | 5/8 | 16.0 | 0.630 | 7170 | 15800 | 140.4 | 31600 | 280.8 | 63200 | 56.0 | 2.20 | 20.0 | 0.79 |
Our advantages:
1.We are factory, all products are made by ourselves and we can provide customized service according to your requirement.
2.Quick reply and timely delivery with rich export experience.
3. We have strict quality control system in the whole process of producing chains
4. We can supply free samples to all customer
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