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ISO 13733 Type 7R Seven Rollers Universal Fairlead With Upper Roller Ship Towing Equipment

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ISO 13733 Type 7R Seven Rollers Universal Fairlead With Upper Roller Ship Towing Equipment

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Brand Name : Zhongyuan

Model Number : Standard and Customized

Certification : CCS, NK, BV, ABS, DNV-GL, LR, KR, IRS, RS, RINA, Makers Test Certificate, Etc.

Place of Origin : China

MOQ : 1 Set

Price : USD

Payment Terms : TT, L/C, Etc.

Delivery Time : As per offer

Packaging Details : Pallet or Customized

Model Type : 7R, 7 rollers

Nominal Size : 140, 160, 180, 200, 250, 300A, 300B, 400A, 400B and 400C

Safe Working Load (SWL) : 14~140MT

Load Direction : Horizontal Load and Vertical Load

Materials : C-Mn Steel, Mild Steel, Stainless Steel

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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ISO 13733 Type 7R Seven Rollers Universal Fairlead With Upper Roller Ship Towing Equipment

Description

Depending on the construction, universal fairleads are to be classified as following four types : type 7R – with two rope-passing openings. The nominal sizes, of universal fairleads are denoted by reference to the outside diameter of the main roller in millimeter, in terms of the nearest number drawn from a basic series of preferred number. For the universal fairleads having the same roller diameter, the alphabetical character is followed by nominal size for the different SWL. The nominal sizes are: 140, 160, 180, 200, 250, 300A, 300B, 400A, 400B and 400C.

Main Technical Specification:

  1. Model Type: 7R, 7 rollers
  2. Nominal Size: 140, 160, 180, 200, 250, 300A, 300B, 400A, 400B and 400C.
  3. Safe Working Load (SWL):14~140MT
  4. Load Direction: Horizontal Load and Vertical Load
  5. Materials: C-Mn Steel, Mild Steel, Stainless Steel
  6. Surface treatment: sandblasting to S2.5 + one layer of epoxy shop primer, Polished, Galvanized, customized surface treatment available.
  7. Classification Certificates:CCS, NK, BV, ABS, DNV-GL, LR, KR, IRS, RS, RINA.

Main Technical Parameter:

Nominal size

Dn

B x H

D1

D2

h

h1

h2

b

b1

b2

b3

b4

w

c
140 195 x 150 139,8 114,3 277 130 480 335 850 1 000 1 160 140 260 150
160 200 x 150 165,2 114,3 290 145 515 365 935 1 100 1 286 140 310 175
180 200 x 150 190,7 139,8 315 155 560 391 1 011 1 200 1 400 140 360 200
200 200 x 150 216,3 139,8 328 170 590 416 1 091 1 320 1 550 140 410 225
250 250 x 200 267,4 165,2 416 195 715 517 1 342 1 580 1 820 180 520 280
300A 300 x 250 318,5 216,3 517 220 870 618 1 598 1 840 2 150 200 620 330
300B 300 x 250 318,5 216,3 517 220 870 618 1 598 1 840 2 150 200 620 330
400A 350 x 250 406,4 216,3 561 265 960 756 1 966 2 250 2 550 200 795 420
400B 350 x 250 406,4 216,3 561 265 960 756 1 966 2 250 2 550 200 795 420
400C 350 x 250 406,4 216,3 561 265 960 756 1 966 2 250 2 550 200 795 420

Nominal size

Dn

e

w1

w2

T

T1

T2

T3

T4

f

 Welding leg length SWL

Calculated weight

(kg)
z1 z2 (kN) (ton)
140 70 30 100 12 12 18 12 12 6 9 7 137 14 256
160 83 40 100 14 14 20 14 14 6 10 7 196 20 357
180 95 40 100 16 16 28 16 16 8 11 9 245 25 481
200 108 50 100 18 18 28 18 18 8 13 9 314 32 629
250 133 65 200 22 26 36 20 20 10 18 10 510 52 1307
300A 159 80 200 24 28 46 24 22 10 20 10 687 70 2013
300B 159 80 200 26 30 48 24 22 10 21 10 736 75 2154
400A 203 100 200 26 30 40 32 28 10 21 10 981 100 2924
400B 203 100 200 28 32 52 32 28 10 22 10 1 256 128 3344
400C 203 100 200 30 34 54 32 28 10 24 10 1 373 140 3591

ISO 13733 Type 7R Seven Rollers Universal Fairlead With Upper Roller Ship Towing Equipment

Drawing Of ISO 13733 Type 7R Seven Rollers Universal Fairlead With Upper Roller Ship Towing Equipment

ISO 13733 Type 7R Seven Rollers Universal Fairlead With Upper Roller Ship Towing Equipment

ISO 13733 Type 7R Seven Rollers Universal Fairlead With Upper Roller Ship Towing Equipment


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ISO 13733 Type 7R Seven Rollers Universal Fairlead With Upper Roller Ship Towing Equipment Images

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