Super Lowest Price Black Nut - Coupler – Cathay Detail:
Couperls was designed to connect Threaded Steel Bars, to increase the length where
projects request.
Material: C45 and 40Cr
Product detail pictures:



Related Product Guide:
We have advanced equipment. Our products are exported to the USA, the UK and so on, enjoying a good reputation among customers for Super Lowest Price Black Nut - Coupler – Cathay, The product will supply to all over the world, such as: panama, French, Morocco, To meet the requirements of individual customers for each bit more perfect service and stable quality products. We warmly welcome customers around the world to visit us, with our multi-faceted cooperation, and jointly develop new markets, create a brilliant future!

| Nominal Diameter | Diameter | H | B | L | Nominal Section | Nominal Weight | |
| Dv | Dh | ||||||
| mm | mm | mm | mm | mm | mm | mm2 | kg/m | 
| 15 | 15 | 15 | 1.0 | 4.5 | 10 | 176 | 1.47 | 
| 18 | 18 | 18 | 1.0 | 4.0 | 10 | 254.5 | 2.11 | 
| 20 | 20 | 20 | 1.3 | 4.8 | 10 | 314 | 2.47 | 
| 25 | 25 | 25 | 1.6 | 6.0 | 12 | 490.9 | 4.10 | 
| 32 | 32 | 32 | 2.0 | 7.0 | 16 | 804.2 | 6.65 | 
| 36 | 36 | 36 | 2.5 | 8.0 | 18 | 1018 | 8.41 | 
| 40 | 40 | 40 | 3.0 | 8.0 | 20 | 1256.6 | 10.34 | 
| 50 | 50 | 50 | 3.0 | 9.0 | 24 | 1963.5 | 16.28 | 
| 60 | 60 | 60 | 3.0 | 10.0 | 22 | 2827 | 23.26 | 
| 63.5 | 63 | 63.5 | 3.0 | 12.0 | 22 | 3167 | 26.20 | 
| 65 | 65 | 65 | 3.0 | 12.0 | 22 | 3318 | 27.470 | 
| 70 | 70 | 70 | 3.0 | 12.0 | 22 | 3848 | 31.8 | 
| 75 | 75 | 75 | 3.0 | 12.0 | 22 | 4418 | 36.9 | 
| Grade500/630 | NominalDia. | CrossSection | YieldStrength | TensileStrength | YieldLoad | UltimateLoad | Elongation | NominalWeight | 
| mm | mm2 | >=Mpa | >=Mpa | KN | KN | A/% | KG/m | |
| 20 | 314 | 500 | 630 | 157 | 198 | 10 | 2.47 | |
| 25 | 491 | 500 | 630 | 246 | 309 | 10 | 4.1 | |
| 28 | 615 | 500 | 630 | 308 | 387 | 10 | 4.83 | 
 By Sarah from New Zealand - 2017.08.18 18:38
 By Sarah from New Zealand - 2017.08.18 18:38
				 The quality of the products is very good, especially in the details, can be seen that the company work actively to satisfy customer's interest, a nice supplier.
 By Alice from Bangkok - 2018.06.05 13:10
 By Alice from Bangkok - 2018.06.05 13:10
				  
                 
 