R3 Grade Offshore Mooring Chain

R3 Grade Offshore Mooring Chain

Application:

Offshore mooring chains are different from general anchor chains that mooring chains are used as mooring chains for offshore oil drilling platforms and other offshore structures. Due to the harsh working environment of mooring chains, so the mooring chains should have the features of high strength, good toughness, seawater corrosion resistance, fatigue resistance, wear resistance and other properties.

Anchor Chain Inspection:

Regular inspections of the anchor chain are essential to ensure its reliability and safe operation. Here are some key steps to follow when inspecting an anchor chain:

Visually inspect the chain for signs of wear, damage, or deformation. Check each link, shackle, and connection for any cracks, bends, or deformations. Look for signs of corrosion or rust.
Measure the length of the chain to ensure it meets the required length for the vessel. Check the chain for any significant loss of diameter due to wear or corrosion.
Check the chain's markings to verify its grade and manufacturer. Ensure that the chain meets the required standards for the vessel.
Check the connections between the chain and the anchor and between the chain and the vessel. Make sure the connections are secure and free from any damage or wear.
Inspect the chain's tension to ensure it is properly adjusted. The chain should be tight enough to prevent the anchor from dragging but not so tight as to put excessive stress on the chain or connections.
Check the chain locker and associated equipment for any signs of wear, damage, or corrosion. Make sure the chain is properly stowed and secured.
Lubricate the chain to prevent corrosion and ensure smooth operation.
Document any defects or issues found during the inspection and take corrective action as needed.
By following these steps, you can help ensure the safe and reliable operation of your anchor chain. It's important to conduct regular inspections according to the manufacturer's recommendations and to replace any components that show signs of wear, damage, or deformation.

Drawing of R3 Grade Mooring Chain:

Main Diameter of Mooring Chain:

Chain Diameter	R3		R3s			R4
Chain Diameter	Stud, Studless Tension	Breaking Load	Studless Tension	Stud Tension	Breaking Load	Studless Tension	Stud Tension	Breaking Load
34	745	1065	831	859	1189	917	1031	1308
36	832	1189	928	960	1327	1024	1152	1461
38	923	1319	1030	1065	1473	1136	1278	1621
40	1019	1456	1136	1176	1626	1254	1411	1789
42	1119	1599	1248	1291	1786	1377	1549	1965
44	1223	1748	1364	1411	1952	1505	1693	2148
46	1331	1903	1485	1536	2124	1639	1843	2338
48	1444	2064	1610	1666	2304	1777	1999	2536
50	1560	2230	1740	1800	2490	1920	2160	2740
52	1681	2403	1875	1940	2683	2069	2327	2952
54	1806	2581	2014	2083	2882	2222	2500	3171
56	1934	2764	2157	2231	3086	2380	2677	3396
58	2066	2953	2304	2384	3297	2543	2860	3628
60	2202	3147	2456	2541	3514	2710	3049	3867
62	2342	3347	2612	2702	3737	2882	3242	4112
64	2485	3552	2771	2867	3966	3058	3440	4364
66	2632	3762	2935	3036	4200	3239	3644	4622
68	2782	3977	3103	3210	4440	3424	3852	4886
70	2936	4196	3274	3387	4686	3613	4065	5156
73	3173	4535	3539	3661	5064	3905	4393	5572
76	3417	4885	3812	3943	5454	4206	4731	6002
78	3584	5124	3998	4136	5721	4411	4963	6295
81	3841	5490	4284	4432	6130	4727	5318	6746
84	4104	5866	4578	4735	6550	5051	5682	7208
87	4374	6252	4879	5047	6981	5383	6056	7682
90	4651	6648	5187	5366	7423	5724	6439	8168
92	4838	6916	5397	5583	7723	5955	6699	8498
95	5125	7326	5717	5914	8180	6308	7096	9002
97	5320	7604	5934	6138	8491	6547	7366	9343
100	5616	8028	6264	6480	8964	6912	7776	9864
102	5817	8316	6489	6712	9285	7160	8055	10217
105	6123	8753	6830	7065	9774	7536	8478	10755
107	6330	9049	7061	7304	10104	7791	8765	11118
111	6751	9650	7530	7789	10775	8309	9347	11857
114	7072	10109	7888	8160	11288	8704	9792	12421
117	7398	10575	8251	8536	11808	9105	10243	12993
120	7728	11047	8620	8917	12335	9511	10700	13573
122	7951	11365	8868	9174	12690	9785	11008	13964
124	8175	11686	9118	9433	13048	10062	11319	14358
127	8515	12172	9498	9825	13591	10480	11790	14956
130	8859	12663	9881	10222	14140	10903	12266	15559
132	9090	12994	10139	10488	14509	11188	12586	15965
137	9674	13829	10791	11163	15442	11907	13395	16992
142	10268	14677	11452	11847	16389	12637	14217	18034
147	10869	15536	12123	12541	17348	13377	15049	19089
152	11476	16405	12800	13242	18318	14125	15890	20157
157	12090	17282	13485	13950	19297	14880	16740	21235
162	12708	18166	14175	14664	20284	15641	17596	22321

Product Detail:

1. Type: Mooring Chain;

2. Diameter: 34mm-162mm;

3. Grade: R3;

4. Certificates: ABS, LR, BV, NK, DNV·GL, KR, IRS, RS, CCS,etc.

5. Application: offshore oil drilling platforms and other offshore structures.

R3 Grade Mooring Chain in Production:

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