A-A-50435B
Table II. Structural Requirement for Core Jacket
(Continuation)
|
Core Mm |
Circumference (Inches)1/ |
Type Braid |
Number of Strands |
Pick Count Per MM + or – 10% |
|
48 |
(1-7/8) |
Plain |
24 |
0.40 |
|
|
|
Plain |
32 |
0.40 |
|
57 |
(2-1/4) |
Plain |
24 |
0.33 |
|
|
|
Plain |
32 |
0.33 |
|
64 |
(2-1/2) |
Plain |
24 |
0.30 |
|
|
|
Plain |
32 |
0.30 |
1/ Inches are approximate, added for information only.
1.2 Fiber finish. The rope manufacturer shall use aramid and polyester fibers with an overlay finish that will ensure, in the marine environment, that the rope will give improved performance, that is, better than that of a rope made of fibers without an overlay finish. Manufacturer shall maintain a record of verifiable information attesting to the fact that marine overlay finish has been applied to the fibers. The overlay finish provided shall not violate any other requirements of this specification.
2. PHYSICAL PROPERTIES. The finished rope shall conform to the physical properties specified in Table III when tested in accordance with in Fed Std 191.
Table III. Physical Properties
|
Circumference + or – 5% mm (inches)1/ |
Linear Density + or – 5% kg/100M |
Lay Length maximum mm |
Breaking strength minimum |
|
|
kN |
(pounds)2/ |
|||
|
84 (3-3/8) |
49 |
120 |
222 |
(50000) |
|
89 (3-1/2) |
55 |
127 |
267 |
(60000) |
|
94 (3-3/8) |
62 |
133 |
311 |
(70000) |
|
105 (4-1/8) |
75 |
143 |
427 |
(96000) |
|
120 (4-3/4) |
98 |
164 |
601 |
(135000) |
|
136 (5-3/8) |
128 |
184 |
801 |
(180000) |
|
148 (5-7/8) |
168 |
215 |
1000 |
(225000) |
|
160 (6-1/4) |
211 |
229 |
1245 |
(280000) |
|
193 (7-5/8) |
259 |
270 |
1557 |
(350000) |
|
207 (8-3/16) |
312 |
290 |
1868 |
(420000) |
1/ Inches are approximate and for information only.
2/ Pounds are included for information only.
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