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JIS F 2005~1975 Closed Chock

  • DAWSON/OEM

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JIS F 2005~1975 Closed Chock
- Dawson Group Ltd. - China Manufacturer, Supplier, Factory, Exporter

JIS F 2005~1975 Closed Chock - Dawson Group Ltd. - China Manufacturer, Supplier, Factory, Exporter
JIS F 2005~1975 Closed Chock
Closed chock is one form of mooring chock which used to guide the mooring ropes. JIS F~2005 closed chock is made according to marine standard of Japanese Standard Association. JIS F~2005 is made of cast steel. Its surface is galvanized, polished and painted to be smooth,which can reduce the friction of the rope. We can also produce the customized chocks for your specific need. If you are interested in our mooring chocks, please feel free to contact us.

Specification :
Model Type: JIS F 2005~1975 Closed Chock
Material: Cast Steel
Nominal Size: 100mm~200mm, 250mm~500mm
Weight: 3.7kg~24kg, 48kg~232kg
Standard: JIS F 2005~1975
Certificate: CCS,DNV,ABS,BV,LR,RS,KR
Drawing 1 of JIS F 2005~1975:
JIS F 2005 closed chock - Dawson Group Ltd. - China Manufacturer, Supplier, Factory, Exporter
Unit:mm
Normal size L L1 L2 B H H1 H2 H3 R R1 T (T1) (R2) (R3) Welding length Calculated mass(kg) Dia of applicable rope for reference
Wire rope Hemp rope Fiber rope
100 100 35 170 60 76 141 30 35 38 73 12 (10) (30) (18) 7 3.7 14(6x12) 24 18
150 150 50 250 90 110 205 45 50 55 105 16 (12) (45) (29) 8 10.5 16(6x12) 30 22
200 200 70 370 120 150 280 60 70 75 145 20 (16) (60) (40) 9 24.0 18(6x12) 40 28
Note:1. The dimension in () is only for reference.
2. For applicable ropes, reference is made to no.4(4x24) of JIS G 3525, for hemp rope, to class l, group 1 of JIS L 2701.
3. Surface in contact with the rope in use shall be polished smoothly.

Drawing 2 of JIS F 2005~1975
Drawing of Closed Chock - Dawson Group Ltd. - China Manufacturer, Supplier, Factory, Exporter
Unit:mm
Normal size L L1 L2 L3 L4 B H H1 H2 H3 R R1 R2 R3 r1 r2 T1 Calculated mass(kg) Dia of applicable rope for reference
Wire rope Hemp rope Fiber rope
250 250 92 100 250 434 160 200 372 80 92 00 192 80 56 20 15 24 20 48 20 50
300 300 114 110 300 528 200 250 464 100 114 125 239 100 72 25 20 28 22 91 22.4 60
350 350 125 125 350 600 220 350 485 110 125 125 250 110 80 30 20 30 22 103 24 70
400 400 136 135 370 562 240 250 506 120 136 125 261 120 88 30 20 32 25 136 26 80
450 450 148 150 400 746 260 250 528 130 148 125 273 130 94 30 20 36 28 184 30 85
500 500 160 175 450 820 280 250 550 140 160 125 185 140 100 30 20 40 30 232 35.5 90
Note: 1. For applicable reference is made to NO.4 (6x24) of JIS G 3525, for hemp rope to class 1, group 1 of JIS L 2701.     
2. Surface in contact with the rope in use shall be polished smoothly.

Factory of JIS F 2005~1975 Closed Chock - Dawson Group Ltd. - China Manufacturer, Supplier, Factory, Exporter
Package of JIS F 2005~1975 Closed Chock - Dawson Group Ltd. - China Manufacturer, Supplier, Factory, Exporter

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