Heavy Duty Grommet Wire Rope Slings

Grommet Sling Key Advantages

Precision & Compliance

• Full Traceability: Each sling is equipped with a unique ID tag, enabling complete traceability of production batches and inspection records. This ensures full compliance with stringent European safety and quality standards.
• Strict Tolerance Control: Manufactured under tight dimensional tolerances aligned with top international standards, our slings guarantee balanced load distribution in multi-leg configurations, enhancing operational safety and performance.
• Massive Production Capacity: Backed by our large-scale manufacturing base, we support high-volume orders with fast turnaround times, ensuring reliable supply for demanding oil & gas projects and port infrastructure development.

Durability & Capacity

• Extreme Environment Ready: Engineered with high-performance anti-corrosion lubricants and specialized coatings, our slings are built to withstand extreme conditions, including temperatures exceeding 50°C and high-salinity offshore environments.

• Reinforced Core Structure: Built with IWRC, high-tensile strands, and anti-corrosion grease for superior flexibility, crush resistance, and durability in harsh environments.
• Precision Cable-Laid Construction: Machine-formed endless structure without manual splicing ensures consistent diameter, tight tolerances, and reliable performance for large-scale projects.
• Endless Loop – No Weak Points: Seamless ring design eliminates splice points, enabling 100% uniform load distribution and higher safety margins.
• Pre-Stretched & Load Tested: Pre-stretching removes permanent deformation, while WLL verification guarantees dependable lifting performance.

 

Core Technical Parameters

Diameter (mm)	Structure	WLL (Working Load Limit)	MBL (Min. Breaking Load)	Standard Compliance
10 – 50	6×37 + IWRC	3.5T – 92T	17.5T – 460T	EN 13414-3 / API 9A
52 – 100	6×37 + IWRC	100T – 365T	500T – 1,825T	EN 13414-3 / API 9A
102 – 200	Cable Laid	380T – 1,450T	1,900T – 7,250T	ISO 7531 / EN 13414-3
202 – 300	Cable Laid	1,480T – 3,200T	7,400T – 16,000T	ISO 7531 / EN 13414-3
300 – 570	Heavy Duty Cable Laid	3,200T – 5,000T+	Up to 25,000T+	Project-Specific / DNV
570+	Customized	Customized	Customized	Lloyd’s / ABS / DNV

Safety Factor (SF) 5:1 is standard. Other safety factors (e.g., 4:1 or 6:1) can be customized based on specific offshore or construction project requirements.

Calculated WLL is based on vertical lift. For hitch angles, please consult our engineering team.

Industry Solutions

Offshore & Green Energy

• Offshore Wind Farm Installation: Ideal for lifting wind turbine towers, nacelles, and monopile foundations, with safety performance aligned to strict DNV and EN standards.
• Subsea Engineering: Used in the deployment of subsea production systems, offering excellent corrosion resistance and stable performance in deepwater operations.
• Precision Machinery Assembly: Suitable for in-plant installation of industrial automation systems and heavy machinery such as large stamping presses, ensuring controlled and accurate lifting.

Oil & Gas & Mega Infrastructure

• Oil & Gas Refineries: Engineered for handling critical equipment like hydrocrackers and distillation columns, maintaining durability under high-temperature desert conditions.
• Infrastructure & Bridges: Applied in the lifting of prefabricated bridge segments and large-span steel structures, ensuring safe and synchronized hoisting.
• Port Logistics: Widely used for assembling heavy-duty port cranes and handling oversized cargo, supporting efficient and high-capacity lifting operations.

Certifications

Specifications

​Grommet Sling
Art.No.	Min.Breaking load (KN)	Single Leg Working Load (KN)	Double Legs Working Load (KN)		Approx.Weight
WJT15	125	25	45	35	0.67
WJT18	181	36	65	51	0.97
WJT21	246	49	88	69	1.33
WJT24	321	64	116	90	1.72
WJT27	407	81	147	114	2.18
WJT30	503	101	181	141	2.70
WJT33	608	122	219	170	3.27
WJT36	723	145	260	202	3.88
WJT39	850	170	306	238	4.56
WJT42	985	197	355	276	5.29
WJT48	1285	257	463	360	6.91
WJT54	1632	326	588	457	8.73
WJT60	2009	402	723	563	10.76
WJT66	2428	486	874	680	13.02
WJT72	2897	579	1043	811	15.52
WJT78	3397	679	1223	951	18.25
WJT84	3937	787	1417	1102	21.13
WJT90	4519	904	1627	1265	24.25
WJT96	5141	1028	1851	1439	27.60
WJT102	5814	1163	2093	1628	31.19
WJT108	6508	1302	2343	1822	34.94
WJT114	7352	1450	2611	2031	38.99
WJT120	8038	1608	2894	2251	43.20
WJT126	8864	1773	3191	2482	47.57
WJT132	9731	1946	3503	2725	52.25
WJT138	10608	2122	3819	2970	57.08
WJT144	11628	2326	4186	3256	62.15
WJT150	12546	2509	4517	3513	67.45
WJT156	13566	2713	4884	3798	72.99
WJT162	14688	2938	5288	4113	78.76
WJT168	15708	3142	5655	4398	85.00
WJT174	16932	3386	6096	4741	90.46
WJT180	18054	3611	6499	5055	97.48
WJT186	18564	3713	6683	5198	108.39
WJT192	19788	3958	7124	5541	115.41
WJT198	21012	4202	7564	5883	122.43
WJT204	11338	4468	8042	6255	130.23
WJT210	23664	4733	8519	6626	138.02
WJT216	24990	4998	8996	6997	145.82
WJT222	26418	5284	9510	7397	154.40
WJT228	27846	5569	10025	7797	162.98
WJT234	29376	5875	10575	8225	171.56
WJT240	30804	6161	11089	8625	180.13
WJT246	32436	6487	11677	9082	189.49
WJT252	33966	6793	12228	9510	198.85
WJT258	35700	7140	12852	9996	208.21
WJT264	37332	7466	13440	10453	218.34
WJT270	39066	7813	14064	10938	227.70

High Tensile Grommet Sling
Art. No.	Diameter (mm)	Min. Breaking Load (KN)	Single Leg Working Load (KN)	Double Legs Working Load (KN)		Approx. Weight (kg/m)
				a=45°	a=90°
GJT66	66	3111	622	1120	871	16.65
GJT72	72	3702	740	1333	1037	19.81
GJT78	78	4345	869	1564	1217	23.26
GJT84	84	5039	1008	1814	1411	26.97
GJT96	96	6581	1316	2369	1843	35.22
GJT108	108	8330	1666	2999	2332	44.58
GJT120	120	10284	2057	3702	2880	55.03
GJT132	132	12443	2489	4479	3484	66.59
GJT144	144	14808	2962	5331	4146	79.25
GJT156	156	17379	3476	6256	4866	93.01
GJT168	168	20156	4031	7256	5644	107.87
GJT180	180	23138	4628	8330	6479	123.83
GJT192	192	26326	5265	9477	7371	140.89
GJT198	198	27997	5599	10079	7839	149.84
GJT204	204	29719	5944	10699	8321	159.05