20mm High Tensile High Duty Welded Alloy Steel /Carbon Steel Long Link Chain for Floating Pontoon/Fender System/Buoy/Mooring/Yatch/Shipping/Vessel/Industry

• Customization: Available
• Usage: Transmission Chain, Drag Chain, Conveyor Chain, Dedicated Special Chain, Floating Pontoons
• Material: Alloy
• Model NO.: 6mm-50mm
• Surface Treatment: Polishing
• Feature: Heat Resistant
• Chain Size: 6mm-50mm
• Structure: Welded Chain
• Color: Solid Color
• Technology: Material Metallography ,Dynamic Mechanicalanalysis
• Marking: Traceability System and Customer Demand
• Testing: Test Each Link, Supplied Traceableand Docs
• Inside Width: 1.3D-2D
• Inside Lgth: 3D-6.5D
• Weight: 0.79-38.6 Kg/M
• Max Outside Width: 21-180mm
• Test Load: 27-1332kN
• Break Load: 45.2-2200kN
• Processing: Electrial Welding and Heat Treatment
• Performance Advantage: Not Easy to Wear/Deform
• Steel Seal: G43 G60 G70 G80 and Diameter
• QS: ISO:9001
• Working Load: 11-554kN
• Product Usage: Marine/Buoy/Floating Docks/Aquaculture/Fender/Fish
• Transport Package: Wire Rope with Shackle / Wooden Case/ Ton Bag
• Specification: 6mm-50mm
• Trademark: TH
• Origin: Qingdao
• HS Code: 73158200
• Production Capacity: 500000ton/Year
• Package Size: 1000.00cm * 1000.00cm * 800.00cm
• Package Gross Weight: 800.000kg

Product Description

20mm High Tensile High Duty Welded Alloy Steel /Carbon Steel Long Link Chain  For Floating Pontoon/Fender System/Buoy/Mooring/Yatch/Shipping/Vessel/Industry

 

At Shandong Tonghe Iron and Steel Co., Ltd., we are committed to providing high-quality, durable, and safe lifting chains for a wide range of industrial applications. Our lifting chains are designed to meet the most demanding requirements in heavy lifting, pipeline installation, crane operations, and more. With a focus on customization, safety, and performance, we offer a comprehensive range of lifting chains with specifications from 6mm to 50mm, ensuring optimal performance and reliability in every application.

Product Overview

Our lifting chains are manufactured using high-strength alloy steel, which provides excellent tensile strength and resistance to wear and tear. The chains are available in various grades, including Grade 80 and Grade 100, ensuring they can handle heavy loads with precision and safety. The polyurethane coating used in our chains offers additional protection against abrasion, cuts, and electrical conductivity, making them suitable for both indoor and outdoor environments .

 

Key Features of Our Lifting Chains

• Customizable Lengths: Our chains can be manufactured to any required length, from short slings to long lifting chains, depending on the specific application. This flexibility allows us to tailor our products to meet the unique needs of our clients .

• Multiple Link Configurations: We offer a variety of link types, including round links, flat links, and endless links, which can be combined to create the ideal lifting chain for your project. This customization ensures that the chain is both strong and efficient .

• Safety and Compliance: All our lifting chains are designed with safety in mind, featuring reinforced buckles, inspection certificates, and compliance with international standards such as EN 1492-1+A1, EN 818-2, and MIL-DTL-32655. These standards ensure that the chains are safe for use in critical lifting operations .

• Wide Range of Applications: Our lifting chains are suitable for a variety of applications, including:

  • Heavy lifting and hoisting
  • Pipeline installation
  • Cranes and overhead lifting
  • Marine and offshore operations
  • Construction and industrial use

Side d*p(mm)	Width(mm)		Weight Kg/m	Apprax Load Limit	Proof Load (kn)	Breaking Load(kn)
	Inside min	Outside max
8x24	10	28	1.38	2	48	80.4
10x30	12.5	35	2.2	3.2	76	125
11x43	12.6	36.5	2.33	3.8	92	154
12x36	15	42	3.1	4.6	109	181
12.5x38	15.5	42.2	3.3	4.9	117	196
13x39	16.3	46	3.8	5	128	214
14x42	18	49	4.13	6.3	150	250
14x50	17	48	4	6.3	150	250
15x46	20	52	5.17	7	168	280
16x48	20	56	5.63	8	192	320
16x49	24.5	59.5	5.71	8	192	320
16x64	23.9	58.9	5.11	8	192	320
18x54	23	63	6.85	10	246	410
18x64	21	60	6.6	10	246	410
19x57	23.7	63.2	7.7	11.3	270	450
20x60	25	70	8.6	12.5	300	500
22x65	28	74.2	10.7	15.3	366	610
22x66	28	77	10.2	15.3	366	610
22x86	26	74	9.5	15.3	366	610
24x72	32	82	12.78	18	432	720
24x86	28	79	11.6	18	432	720
26x78	35	91	14.87	21.3	510	850
26x92	30	86	13.7	21.3	510	850
30x90	38	105	19.6	28.3	678	1130
30x108	34	98	18	28.3	678	1130
32x96	40	106	22.29	32.2	772	1286
34x126	38	109	22.7	36.3	870	1450
34x102	46.5	128.5	25.5	36.3	870	1450

 

Technical Specifications and Standards

The production of our mooring steel chains adheres to international standards and technical guidelines, including those from the American Petroleum Institute (API) and Bureau Veritas (BV). For instance, the API standards provide detailed guidance on the design, manufacturing, and integrity management of mooring systems, including the selection of appropriate chain sizes and materials . Additionally, Bureau Veritas outlines the general requirements for offshore mooring chain cables and accessories, emphasizing the importance of materials, design, and testing for various mooring applications .

 

Chain Diameter	Stud/Studless Proof Load(kN)	Breaking Load(kN)	Studless Proof Load(kN)	Stud Proof Load(kN)	Breaking Load(kN)	Studless Proof Load(kN)	Stud Proof Load(kN)	Breaking Load(kN)
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

Package
 Normally Gunny bag or iron/ steel drum (Chain Drum) with pallet
However, Ton bag, Wooden box/case, Iron drum, Plastic bucket/drum, Carton with Pallet, plastic reel bundle, pallet etc is accepted, parts of details are as follows:
 1. Gunny bag in bulk/gunny bag + pallet
 2. Woven bag + pallet
 3. Iron drum + pallet
 4 .Plastic drum + pallet
 5. Carton and pallet
 6. Plastic reel and carton + pallet
 7. According to your requirements

Ql.Why choose Our Company?
A: We have advanced equipment, an excellent production team, strict quality control, Welcome to visit the factory to confirm
02.Can you accept a sample order?
A: Yes, It is acceptable! We can provide samples for quality inspection
Q3. Can you give me a better price?
A: First, we are a Manufacturer in China. If you have a big demand for a certain quantity, we can offer discounted prices. Please contact us to get some discounts
Q4. Which delivery methods are available?
A: By sea or air.
Q5. How can I place an order?
A: Please provide your reguirements or application and send us an order byE-mail with your detailed information, then we willsend you a PI to confrm Then,,if all information is right you can make a 30% deposit payment. Finally, we will arrange the order as soon as we receive your advance payment!