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Casting Steel Recessed Bitts Ship Towing Equipment Ship Towing Equipment

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Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd
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Province/State:jiangsu
Country/Region:china
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Casting Steel Recessed Bitts Ship Towing Equipment Ship Towing Equipment

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Place of Origin :China
Brand Name :Zhongyuan
Certification :CCS, NK, BV, ABS, DNV-GL, LR, KR, IRS, RS, RINA, Makers Test Certificate, Etc.
Model Number :Standard and Customized
MOQ :1
Price :As per quotation
Packaging Details :Pallet or Customized
Delivery Time :As per offer
Payment Terms :TT, L/C, Etc.
Supply Ability :Satisfy clients needs
Standard :ISO 13799:2020; IMO Circular MSC/Circ.1175, Guidance on shipboard towing and mooring equipment
Nominal Sizes :850mm & 920mm
Type :Type 100, Type 150, Type 180 for Nominal Sizes: 920mm
Safe Working Load/Capacity :75 to 180T
Face angle of cable :-16~+30°
Material :C-Mn Steel Casting; Stainless Steel Casting
Surface treatment :sandblasting to S2.5 + 3 layers of epoxy paint, Galvanized
Classification Certificates :CCS, NK, BV, ABS, DNV-GL, LR, KR, RINA, IRS, RS, Etc
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Casting Steel Recessed Bitts Ship Towing Equipment Ship Towing Equipment

Description:

The recessed bitt is a type of ship's towing fitting installed on the side shell of the ship.

Recessed bitts are normally provided to easily attach the towing lines where the height of the mooring deck is too high.

Main Technical Specifications:

  1. Insert into Ship’s shell plate
  2. Standard: ISO 13799:2020; IMO Circular MSC/Circ.1175, Guidance on shipboard towing and mooring equipment
  3. Nominal Sizes: 850mm & 920mm
  4. Type: Type 75; Type 110; Type 135 for Nominal Sizes: 850mm.
  5. Type: Type 100, Type 150, Type 180 for Nominal Sizes: 920mm
  6. Safe Working Load/Capacity; 75 to 180T
  7. Face angle of cable :-16~+30°
  8. Material: C-Mn Steel Casting; Stainless Steel Casting
  9. Surface treatment: sandblasting to S2.5 + one layer of epoxy shop primer, Galvanized, customized surface treatment available.
  10. Classification Certificates:CCS, NK, BV, ABS, DNV-GL, LR, KR, IRS, RS, Etc.

Main Technical Parameters:

Nominal
size
Dn
D1 d1 b1 b2 R1 R2 R3 R4 R5 R6 R7 R8
850 850 750 200 280 450 500 250 65 115 50 55 250
920 920 812 216 300 490 544 270 70 124 55 60 270
Nominal
size
Dn
R9 R10 t1 f1 f2 f3 f4 f5 h1 h2 h3
850 180 30 50 500 250 180 248,7 263,4 400 190 110
920 195 30 54 544 270 195 274,3 290,4 430 205 110
Dimensions (continued) and SWL of recessed bittsDimensions in millimetres
Nominal
size
Dn
Type Material
(minimum yield strength)
SWL Calculated weight
kg
kN t  
850 Type 75 235 N/mm2 736 75 770
Type 110 350 N/mm2 1079 110 770
Type 135 430 N/mm2 1324 135 770
920 Type 100 235 N/mm2 981 100 826
Type 150 350 N/mm2 1472 150 826
Type 180 430 N/mm2 1766 180 826

Casting Steel Recessed Bitts Ship Towing Equipment Ship Towing Equipment

Drawing of Casting Steel Recessed Bitts Ship Towing Equipment

Casting Steel Recessed Bitts Ship Towing Equipment Ship Towing EquipmentCasting Steel Recessed Bitts Ship Towing Equipment Ship Towing EquipmentCasting Steel Recessed Bitts Ship Towing Equipment Ship Towing Equipment

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