Marine Block, Marine Steel Cable Block, Boat Steel Cable Block, Single Sheave Marine Block, Multi-Seave Marine Block, Double Hook Marine Block, Tied Groove Opening Block
- Dawson Group Ltd. - China Manufacturer, Supplier, Factory
Basic parameters of Type A marine block
| Model | WLL(KN) | Applicable steel cable diameter(mm) | Basic parameters(mm) |
| D | B | L | H |
| DS-A1C(Y.Z) Type | 10 | 13.5 | 175 | 210 | 88 | 430 |
| 20 | 15.5 | 200 | 250 | 102 | 566 |
| 32 | 19.5 | 250 | 310 | 120 | 680 |
| 40 | 21.5 | 285 | 350 | 134 | 740 |
| 50 | 26.0 | 335 | 410 | 151 | 872 |
| 63 | 28.0 | 365 | 455 | 172 | 965 |
| 80 | 32.5 | 420 | 520 | 194 | 1070 |
| 100 | 34.5 | 450 | 550 | 208 | 1176 |
| DS-A1CS(Y.Z) Type | 125 | 32.5 | 420 | 520 | 194 | 1274 |
| 160 | 34.5 | 450 | 550 | 208 | 1404 |
| DS-A2C(Y.Z) Type | 80 | 15.5 | 200 | 250 | 175 | 640 |
| 125 | 19.5 | 250 | 310 | 205 | 786 |
| 160 | 21.5 | 285 | 350 | 226 | 874 |
| 200 | 26.0 | 335 | 410 | 260 | 1015 |
| DS-A2CS(Y.Z) Type | 100 | 15.5 | 200 | 250 | 175 | 730 |
| 160 | 19.5 | 250 | 310 | 205 | 900 |
| 200 | 21.5 | 285 | 350 | 226 | 995 |
| 250 | 26.0 | 335 | 410 | 260 | 1160
|
Basic parameters of Type B marine block
| Model | WLL(KN) | Applicable steel cable diameter(mm) | Basic parameters(mm) |
| D | B | L | H |
| DS-BG1C(1Y) Type | 32 | 19.5 | 250 | 310 | 134 | 675 |
| 50 | 26.0 | 335 | 410 | 146 | 866 |
| 80 | 32.5 | 420 | 510 | 170 | 1076 |
| 100 | 34.5 | 450 | 550 | 186 | 186 |
| DS-BG1CS(1Y) Type | 50 | 19.5 | 250 | 310 | 134 | 712 |
| 80 | 26.0 | 335 | 410 | 146 | 926 |
| 120 | 32.5 | 420 | 510 | 170 | 1130 |
| 160 | 34.5 | 450 | 550 | 186 | 1150 |
| DS-BZ2C(2Y) Type | 125 | 19.5 | 250 | 310 | 228 | 756 |
| 200 | 26.0 | 335 | 410 | 250 | 960 |
| DS-BZ2CS(2Y) Type | 160 | 19.5 | 250 | 310 | 228 | 790 |
| 250 | 26.0 | 335 | 410 | 250 | 995
|
Basic parameters of Type C marine steel cable block
| Model | WLL(KN) | Applicable steel cable diameter(mm) | Basic parameters(mm) |
| D | B | L | H |
| DS-C1C(G) Type | 10 | 13.0 | 175 | 210 | 88 | 430 |
| 20 | 15.5 | 200 | 250 | 102 | 566 |
| 32 | 19.5 | 250 | 310 | 120 | 680 |
| 40 | 21.5 | 285 | 350 | 134 | 740 |
| 50 | 26.0 | 335 | 410 | 151 | 872 |
| 16 | 13.5 | 175 | 210 | 88 | 516 |
| 32 | 15.5 | 200 | 250 | 102 | 658 |
| 50 | 19.5 | 250 | 310 | 120 | 780 |
| DS-C1CS(GS) Type | 63 | 21.5 | 285 | 350 | 134 | 887 |
| 80 | 26.0 | 335 | 410 | 151 | 1042 |
| DS-C2C(G) Type | 40 | 13.5 | 175 | 210 | 105 | 568 |
| 80 | 15.5 | 200 | 250 | 130 | 685 |
| 125 | 19.5 | 250 | 310 | 150 | 851 |
| 160 | 21.5 | 285 | 350 | 166 | 960 |
| 200 | 26.0 | 335 | 410 | 188 | 1072 |
| DS-C2CS(GS) Type | 50 | 13.5 | 175 | 210 | 105 | 630 |
| 100 | 15.5 | 200 | 250 | 130 | 777 |
| 160 | 19.5 | 250 | 310 | 150 | 968 |
| 200 | 21.5 | 285 | 350 | 166 | 1081 |
| 250 | 26.0 | 335 | 410 | 188 | 1218
|
Basic parameters of Type D boat steel cable block
| Model | WLL(KN) | Applicable steel cable diameter(mm) | Basic parameters(mm) |
| D | B | L | H |
| DS-D3Type | 125 | 15.5 | 200 | 250 | 188 | 546 |
| 200 | 19.5 | 250 | 310 | 208 | 673 |
| 250 | 21.5 | 285 | 350 | 238 | 744 |
| 300 | 26.0 | 335 | 410 | 264 | 866 |
| 400 | 28.0 | 365 | 455 | 290 | 970 |
| 500 | 32.5 | 420 | 520 | 308 | 1095 |
| DS-D3SType | 145 | 15.5 | 200 | 250 | 188 | 643.5 |
| 232 | 19.5 | 250 | 310 | 208 | 792 |
| 290 | 21.5 | 285 | 350 | 238 | 879 |
| 350 | 26.0 | 335 | 410 | 264 | 1018 |
| 463 | 28.0 | 365 | 455 | 290 | 1139 |
| 580 | 32.5 | 420 | 520 | 308 | 1277 |
| DS-D4Type | 250 | 19.5 | 250 | 310 | 264 | 663 |
| 320 | 21.5 | 285 | 350 | 302 | 750 |
| 400 | 26.0 | 335 | 410 | 335 | 900 |
| 500 | 28.0 | 365 | 455 | 368 | 1005 |
| 630 | 32.5 | 400 | 520 | 392 | 1131 |
| 800 | 34.5 | 450 | 550 | 425 | 1248 |
| DS-D4SType | 282 | 19.5 | 250 | 310 | 264 | 782 |
| 360 | 21.5 | 285 | 350 | 320 | 885 |
| 450 | 26.0 | 335 | 410 | 335 | 1052 |
| 563 | 28.0 | 365 | 455 | 368 | 1174 |
| 710 | 32.5 | 420 | 520 | 392 | 1313 |
| 900 | 34.5 | 450 | 550 | 425 | 1448
|
Basic parameters of Type ZHC single-sheave marine block
| Model | Rated load(KN) | Applicable steel cable diameter(mm) | A(mm) | B(mm) | C(mm) | D(mm) |
| L | Q | N |
| DS-ZHC3.2-1L(Q.N) | 31.36 | 15-17 | 590 | 565 | 536 | 274 | 122 | 260 |
| DS-ZHC5-1L(Q.N) | 49 | 20-22 | 733 | 711 | 675 | 330 | 160 | 300 |
| DS-ZHC8-1L(Q.N) | 78.4 | 22-24 | 885 | 858 | 800 | 385 | 165 | 355 |
| DS-ZHC10-1L(Q.N) | 98 | 24-26 | 1000 | 970 | 930 | 440 | 170 | 410 |
| DS-ZHC16-1L(Q.N) | 156.8 | 26-28 | 1142 | 1108 | 1061 | 490 | 210 | 460 |
| DS-ZHC20-1L(Q.N) | 196 | 28-30 | 1145 | 1110 | 1070 | 490 | 214 | 460
|
Basic parameters of Type ZHC multi-sheave marine block
| Model | Rated load(KN) | Applicable steel cable diameter(mm) | Basic parameters(mm) |
| A | B | C | D |
| DS-125-ZHC550×7Q | 1225 | 28-30 |
| 550 | 790 | 590 |
| DS-125-ZHC550×7QS | 1525 |
| DS-125-ZHC600×7Q | 1225 | 28-30 |
| 600 | 860 | 640 |
| DS-125-ZHC600×7QS | 1560 |
| DS-140-ZHC550×7Q | 1372 | 28-30 |
| 550 | 810 | 590 |
| DS-140-ZHC550×7QS | 1563 |
| DS-100-ZHC550×7Q | 980 | 26-28 |
| 550 | 700 | 590 |
| DS-100-ZHC550×7QS | 1448
|
SG Type multi-sheave double-hook marine block
| Model | Rated load(KN) | Applicable steel cable diameter(mm) | Basic parameters(mm) |
| A | B | C | D | E |
| DS-32-ZHC460×4SG | 313.6 | 26-28 | 1895 | 625 | 150 | 460 | 490 |
| DS-40-ZHC500×4SG | 392.0 | 26-28 | 2125 | 695 | 180 | 500 | 540 |
| DS-32-ZHC550×4SG | 313.6 | 28-30 | 2015 | 625 | 150 | 550 | 590 |
| DS-40-ZHC550×4SG | 392.0 | 28-30 | 2175 | 695 | 180 | 550 | 590 |
| DS-63-ZHC550×4SG | 617.4 | 28-30 | 1683 | 730 | 200 | 550 | 590
|
Tied groove opening block
| Rared load(KN) | Applicable steel cable diameter(mm) | Basic parameters(mm) |
| A | B | C | D | E | F | G |
| 30 | 18-22 | 84 | 125 | 65 | 96 | 40 | 413 | 140 |
| 50 | 22-26 | 88 | 150 | 80 | 102 | 40 | 437 | 162
|
Technology advantages:
1. Reinforced plate and special sealing device:resistance to corrosion.Both sides of the middle shaft are installed with water-proofing sealing devices.
2. Alloy material:the ring and hook are made of high-quality 20Mn or 35CrMo.
3. Equipped with DS-JDB embedded solid oily copper alloy sliding bearing: greatly improve the impact force.
4. The bundled chain ring and clamp ring are forged by alloy steel, with bronze bushing.
5. The steel cable tortoise shell is made of steel casting. The pulley rotates flexibly with long cylindrical roller bearing.Thus,
Industry solution
As there are requirements for the resistant to corrosion and impact force, Dawson Block Design Center has innovated and adopted reinforced plates and special sealing device. Thus, impact force has been greatly strengthened and hoisting and pulling and pushing safety is greatly improved. A,B,C,D and ZHC marine blocks are available. The solution for hoisting and underwater hauling is provided for dozens of shipbuilding enterprises, including Qingdao Ship Yard, Shanghai Ship Yard and Yantai Raffles and so on.
Welcome to buy the newest and competitive price DAWSON Marine Block from our factory. We're one of the leading China manufacturers and suppliers, offering you the wholesale service and the OEM service at a discount. With CE certification, our products made in China in stock are high in quality and low in price. Please be free to get the free sample from us.
For further information, please contact us. Email:info@dawson-group.com
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Since marine tackles are put into the market, they are generally praised and approved by the clients at home and abroad.Special tackles with large (400T-800T) have been customized for shipyards form Singapore, Chile, Japan, Russia and Malaysia.
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