6×29Fi Steel Wire Rope

6×29Fi Steel Wire Rope Sizes:

6×29Fi Steel Wire Rope Sizes

Nominal Diameter	Weight (kg/100m)			Nominal Tensile Strength of Rope (MPA)
				1570		1670		1770		1870		1960
				Minimum Breaking Load of Rope (kn)
(mm)	NF	SF	IWR/IWS	FC	IWR/IWS	FC	IWR/IWS	FC	IWR/IWS	FC	IWR/IWS	FC	IWR/IWS
6	13.7	13.4	15	18.6	20.1	19.8	21.4	21	22.6	22.2	23.9	23.2	25.1
8	24.3	23.7	26.8	33.2	35.8	35.3	38	37.4	40.3	39.5	42.6	41.4	44.6
9	30.8	30.1	33.9	42	45.3	44.6	48.2	47.3	51	50	53.9	52.3	56.5
10	38	37.1	41.8	51.8	55.9	55.1	59.5	58.4	63	61.7	66.6	64.6	69.7
11	46	44.9	50.6	62.7	67.6	66.7	71.9	70.7	76.2	74.7	80.6	78.2	84.4
12	54.7	53.4	60.2	74.6	80.5	79.4	85.6	84.1	90.7	88.9	95.5	93.1	100
13	64.2	62.7	70.6	87.6	94.5	93.1	100	98.7	106	104	113	109	118
14	74.5	72.7	81.9	102	110	108	117	114	124	121	130	126	136
16	97.3	95	107	133	143	141	152	150	161	158	170	165	178
18	123	120	135	168	181	179	193	189	204	200	216	209	226
20	152	148	167	207	224	220	238	234	252	247	266	258	279
22	184	180	202	251	271	267	288	283	305	299	322	313	337
24	219	214	241	298	322	317	342	336	363	355	383	372	402
26	257	251	283	350	378	373	402	395	426	417	450	437	471
28	298	291	328	406	438	432	466	458	494	484	522	507	547
30	342	334	376	466	503	496	535	526	567	555	599	582	627
32	389	380	428	531	572	564	609	598	645	632	682	662	714
34	439	429	483	599	646	637	687	675	728	713	770	747	806
36	492	481	542	671	724	714	770	757	817	800	863	838	904
38	549	536	604	748	807	796	858	843	910	891	961	933	1007
40	608	594	669	829	894	882	951	935	1010	987	1070	1034	1116
42	670	654	737	914	986	972	1050	1030	1110	1090	1170	1140	1230
44	736	718	809	1000	1080	1070	1150	1130	1220	1190	1290	1252	1350
46	804	785	884	1100	1180	1170	1260	1240	1330	1310	1410	1368	1476
48	876	855	963	1190	1290	1270	1370	1350	1450	1420	1530	1490	1607
50	950	928	1050	1300	1400	1380	1490	1460	1580	1540	1660	1617	1744
52	1030	1000	1130	1400	1510	1490	1610	1580	1700	1670	1800	1748	1886
54	1110	1080	1220	1510	1630	1610	1730	1700	1840	1800	1940	1886	2034
56	1190	1160	1310	1620	1750	1730	1860	1830	1980	1940	2090	2028	2188
58	1280	1250	1410	1740	1880	1850	2000	1960	2120	2080	2240	2175	2347
60	1370	1340	1500	1870	2010	1980	2140	2100	2270	2220	2400	2328	2511

What Are 6×29Fi Steel Wire Rope Sizes and Why Do They Matter?

You struggle to find the right wire rope for your heavy-lifting projects. Standard ropes wear out too fast and cause dangerous delays. Choosing the correct 6×29Fi wire rope size solves your reliability problems.

6×29Fi steel wire rope is available in various diameters, typically 8mm to 60mm. The “6×29Fi” code means it has six strands with twenty-nine wires each. This specific construction uses filler wires to create a strong, flexible rope. It serves as an excellent choice for demanding industrial lifting tasks.

I often see buyers get confused by the technical codes on steel wire ropes. You need to understand these numbers to ensure your equipment runs smoothly and safely. Let us break down the details so you can make a confident purchasing decision.

Why Should You Choose 6×29Fi for Your Lifting Tasks?

You are tired of buying ropes that snap or degrade under pressure. Weak cables lead to costly downtime and safety risks. Understanding why 6×29Fi is a superior choice helps you protect your business and your bottom line.

You choose 6×29Fi because it offers exceptional fatigue resistance. The “Fi” stands for filler wires. These wires fill the gaps between the inner and outer layers. This design keeps the rope flexible while maintaining high breaking strength. It is a smart investment for your repetitive lifting operations.

When you look for a rope that handles heavy loads on cranes or winches, you need something that balances wear resistance and flexibility. A 6×29Fi rope provides this balance. Because of the filler wires, the rope maintains its shape even when it bends over sheaves.

I recommend this construction for clients who need longevity. Standard ropes often crush or deform under heavy load. The 6×29Fi design distributes pressure more evenly across the wires. This means your rope lasts longer. You save money on replacements.

Feature	Benefit for Your Business
Filler Wires	Prevents internal wire crushing
6 Strands	Provides good overall flexibility
High Strength	Handles heavy industrial loads
Fatigue Resistance	Longer lifespan in repetitive work

You should also focus on the quality of the steel core. Most 6×29Fi ropes use an IWRC (Independent Wire Rope Core). This core supports the strands and prevents the rope from collapsing under high tension.

How Do You Measure the Right Size for 6×29Fi Wire Rope?

Measuring wire rope correctly can be difficult without the right tools. Wrong measurements lead to poor fits and dangerous slippage. Getting the size right saves you time, money, and stress during installation.

You must measure the diameter of the rope at its widest points. Always use a precise caliper for this task. You measure across the “crests” or peaks of the strands, not the valleys. This ensures you buy a rope that fits perfectly inside your sheaves and drums.

When I help clients, I always emphasize the importance of using a caliper. A tape measure is not accurate enough for wire rope. If you measure in the “valleys,” you will get an undersized reading. This leads to buying a rope that is too loose for your equipment.

You also need to consider the tolerance. A reputable manufacturer, like us at UU LIFTING, ensures that the diameter remains within specific standards. If the rope is too thick, it will not pass through the sheaves easily. If it is too thin, it will slip and wear out prematurely.

Always check your equipment manual before ordering. It will list the required diameter and the tolerance range. You should also check the rope’s lubrication. A properly sized rope with the right lubrication will last significantly longer in the field.

Step	Action	Why it matters
1	Use a Caliper	Tape measures cause errors
2	Measure Peaks	Ensures true diameter
3	Check Equipment	Prevents jamming or slipping
4	Verify Core	Confirms load capacity

Consistency is key to your procurement process. Once you find the right size that works for your machinery, keep a record of it. This makes your future reordering process much faster and more reliable.

Conclusion

6×29Fi wire rope is a durable, flexible solution for heavy-duty lifting. By accurately measuring your diameter and understanding the construction, you improve equipment safety and reduce operational costs.