Hot Sales 508 Large Diameter Stringing Pulley Block Nylon Sheaves

• Customization: Available
• Type: Engine Powered Winch
• Certification: ISO
• Model NO.: 508 Series Stringing Block
• Customized: Customized
• Condition: New
• Feature: Moistureproof
• Transport Package: Wooden Case
• Specification: 21.00cm * 17.00cm * 15.00cm
• Trademark: Xinghai
• Origin: Ningbo, China
• Production Capacity: 200pieces/Year

Product Description

 

Product Description

This 508mm Large Diameter Stringing Block is adaptable to the conducting wire which has the aluminum's nominal cross-section of up to 400 square millimeters.

• Sheave dimension (outside diameter× root diameter × sheave width) 508×0408×75 (mm);
• Sheave dimension 508x408×100 (mm) can be customized.

Basic Info.

Model NO.	SHD508	Material	Mc Nylon
Number of sheaves	1&5	Control	Manual
Color	Customize	Application	Lifting Platform
Certification	ISO 9001:2000	Technics	Welding
Usage	Line Fittings	Rated Load	50K-150kn
Net Weight	51-200kg	Packing	Bulk Pack with Wooden Board
Sheave Features	Aluminum Wheel with Rubber Liner	Transport Package	Carton Box
Specification	50K-150kn	Trademark	XingHai
Origin	China	HS Code	8467890000
Production Capacity	2000PCS/Month

Detailed Photos

Product Parameters

Model	Sheave	Rated Load	Weight	Sheave
SHD508	1	20	18	Rubber lined aluminium sheave
SHS508	3	40	61	Middle:cast steel sheave Conductor:rubber lined aluminium sheave
SHW508	5	60	93
SHDN508	1	20	16	MC nylon sheave
SHSLN508	3	40	47	Middle:MCnylon sheave Conductor:rubber lined aluminium sheave
SHWLN508	5	60	79
SHSQN508	3	40	38	MC nylon sheave
SHWQN508	5	60	70

 

Installation Instructions

Steel core aluminum stranded wire
 

Nominalcross section(MM²)	Root number/Diameter(MM)		Calculate the cross section(MM²)			Outer(MM)	Calculate the(N)	Calculate(KG/KM)
	Aluminum	Steel	Aluminum	Steel	A total of	diameter	breaking force	the weight
25/4	6/2.32	1/2.32	25.36	4.23	29.59	6.96	9290	102.6
35/6	6/2.72	1/2.72	34.86	5.18	40.67	8.16	12630	141.0
50/8	6/3.20	1/3.20	48.25	8.04	56.29	9.60	16870	195.1
50/30	12/2.32	7/2.32	50.73	29.59	80.32	11.60	42620	372.0
70/10	6/3.80	1/3.80	68.05	11.34	79.39	11.40	23390	275.2
70/40	12/2.72	7/2.72	69.73	40.67	110.40	13.60	58300	511.3
95/15	26/2.15	7/1.67	94.39	15.33	109.72	13.61	35000	380.8
95/20	7/4.16	7/1.85	95.14	18.82	113.96	13.87	37200	408.9
95/55	12/3.20	7/3.20	96.51	56.30	152.81	16.00	78110	707.7
120/20	26/2.38	7/1.85	115.67	18.82	134.49	15.07	41000	466.8
120/25	7/4.72	7/2.10	122.48	24.25	146.73	15.74	47880	526.6
120/70	12/3.60	7/3.60	122.15	71.25	193.40	18.00	98370	895.6
2050/8	18/3.20	1/3.20	144.76	8.04	152.80	16.00	32860	461.4
150/20	24/2.78	7/1.85	145.68	18.82	164.50	16.67	46630	549.4
150/25	26/2.70	7/2.10	148.86	24.25	173.11	17.10	54110	601.0
150/35	30/2.50	7/2.50	147.26	34.36	181.62	17.50	65020	676.2
185/10	18/3.60	1/3.60	183.22	10.18	193.40	18.00	40880	584.0
185/25	24/3.15	7/2.10	187.04	24.25	211.29	18.90	59420	706.1
185/30	26/2.98	7/2.32	181.34	29.59	210.93	18.88	64320	732.6
185/45	30/2.80	7/2.80	184.73	43.10	227.83	19.60	80190	848.2
210/10	18/3.80	7/3.80	204.14	11.34	215.48	19.00	45140	650.7
210/25	24/3.33	7/2.22	209.02	27.10	236.12	19.98	65990	789.1
210/35	26/3.22	7/2.50	211.73	34.36	246.09	20.38	74250	853.9
210/50	30/2.98	7/2.98	209.24	48.82	258.06	20.86	90830	960.8
240/30	24/3.60	7/2.40	244.29	31.67	275.96	21.60	75620	922.2
240/40	26/3.42	7/2.66	238.85	38.90	277.75	21.66	83370	964.3
240/55	30/3.20	7/3.20	241.27	56.30	297.57	22.40	102100	1108
300/15	42/3.00	7/1.67	296.88	15.33	312.21	23.01	68060	939.8
300/20	45/2.93	7/1.95	303.42	20.91	324.33	23.43	75680	1002
300/25	48/2.85	7/2.22	306.21	27.10	333.31	23.76	83410	1058
300/40	24/3.99	7/2.66	300.09	38.90	338.99	23.94	92220	1133
300/50	26/3.83	7/2.98	299.54	48.82	248.36	24.26	103400	1210
300/70	30/3.60	7/3.60	305.36	71.25	376.61	25.20	128000	1402
400/20	42/3.51	7/1.95	406.40	20.91	427.31	26.91	88850	1286
400/25	45/3.33	7/2.22	391.91	27.10	419.01	26.64	95940	1295
400/35	48/3.22	7/2.50	390.88	34.36	425.24	26.82	103900	1349
400/50	54/3.07	7/3.07	399.73	51.86	451.55	27.63	123400	1511
400/65	26/4.42	7/3.44	398.94	65.06	464.00	28.00	135200	1611
500/35	45/3.75	7/2.50	497.01	34.36	531.37	30.00	119500	1642
500/45	48/3.60	7/2.80	488.58	43.10	531.68	30.00	128100	1688
500/65	54/3.44	7/3.44	501.88	65.06	566.94	30.96	154000	1897
630/45	45/4.20	7/2.80	623.45	43.10	666.55	33.60	148700	2060
630/55	48/4.12	7/3.20	639.92	56.30	696.22	34.32	164400	2209
630/80	54/3.87	19/2.32	635.19	80.32	715.51	34.82	192900	2388
720/50	45/4.529	7/3.02	725.1	50.14	775.24	36.23	170600	2401
800/55	45/4.80	7/3.20	814.30	56.30	870.60	38.40	191500	2690
800/70	48/4.63	7/3.60	808.15	71.25	879.40	38.58	207000	2791
800/100	54/4.33	19/2.60	795.17	100.88	896.05	38.98	24110	2991
900/40	72/3.99	7/2.66	900	38.9	939	39.9	193780	2790
900/75	84/3.69	7/3.69	900	75.0	975	40.6	231750	3074
1000/45	72/4.21	7/2.80	1000	43.2	1043	42.1	220930	3100
1120/50	72/4.45	19/1.78	1120	47.3	1167	44.5	247700	3465
1120/90	84/4.12	19/2.47	1120	91.2	1121	45.3	307790	3812
1250/50	72/4.70	19/1.88	1250	52.8	1303	47.0	269140	3867
1250/70	76/4.58	19/2.14	1250	68	1320	47.34	289860	3999
1250/100	84/4.35	19/2.61	1250	102	1352	47.9	330290	4254

 LJ type aluminium stranded wire
 

Nominal cross section(MM²)	Root number/ Diameter(MM)		Calculate the cross section(MM)		Outer diameter(MM)	Calculate the breaking force(N)	Calculate      the weight(KG/KM)		Nominal cross section(MM²)		Root number/ Diameter(MM)		Calculate the cross section(MM)		Outer diameter(MM)		Calculate the breaking force(N)		Calculate the weight(KG/KM)
16	7/1.70		15.89		5.10	2840	43.5		185		19/3.50		182.80		17.50		28440		503.0
25	7/2.15		25.41		6.45	4355	69.6		210		19/3.75		209.85		18.75		32260		577.4
35	7/2.50		34.36		7.50	5760	94.1		240		19/4.00		238.76		20.00		36260		656.9
50	7/3.00		49.48		9.00	7930	135.5		300		37/3.20		297.57		22.40		46850		820.4
70	7/3.60		71.25		10.80	10950	195.1		400		37/3.70		397.83		25.90		61150		1097
95	7/4.16		95.14		12.48	14450	260.5		500		37/4.16		502.90		29.12		76370		1387
120	19/2.85		121.21		14.25	19420	333.5		630		61/3.63		631.30		32.67		91940		1744
150	19/3.15		148.07		15.75	23310	407.4		800		61/4.10		805.36		36.90		115900		2225

JLHA2  aluminum  alloy  strand
 

Nominal cross section(MM²)	Root number/ Diameter(MM)		Calculate the cross section(MM)		Outer diameter(MM)	Calculate the breaking force(N)	Calculate the weight(KG/KM)		Nominal cross section(MM²)		Root number/ Diameter(MM)		Calculate the cross section(MM)		Outer diameter(MM)		Calculate the breaking force(N)		Calculate the weight(KG/KM)
75	7/3.63		72.50		10.90	21390	198.3		360		37/3.53		363.00		24.7		106950		998.9
120	19/2.78		115.00		13.90	33950	316.3		465		37/3.98		460.00		27.9		135810		1268.4
145	19/3.10		144.00		15.5	42440	395.4		520		37/4.22		518.00		29.6		152790		1426.9
185	19/3.51		184.00		17.6	54320	506.1		580		37/4.45		575.00		31.2		169760		1585.5
230	19/3.93		230.00		19.6	67910	632.7		650		61/3.67		645.00		33.0		190140		1778.4
300	19/4.39		288.00		22.0	84880	790.8		720		61/3.89		725.00		35.0		213900		2000.7

GJtype  galvanized  steelstranded  wire
 

Nominal cross section(MM²)		Outer diameter(MM)		Number of sharesx Stock line diameter(MM)		Calculate the cross section(MM)		Nominal tensile strength(Mpa)										Calculate the weight(KG/KM)
								1100		1250		1400		1550		1700
								The total breaking tension of wire is not less than(KN)
GJ-25		6.6		7x2.2		26.6		29.26		33.25		37.24		41.23		45.22		227.7
GJ-35		7.8		7x2.6		37.15		40.87		46.44		52.01		57.58		63.16		318.2
GJ-50		9.0		7x3.0		49.46		54.41		61.83		69.24		76.66		84.08		423.7
GJ-50		9.0		19x1.8		48.32		53.15		60.40		67.65		74.90		82.14		411.1
GJ-70		11.0		19x2.2		72.19		79.41		90.24		101.07		111.89		122.72		615.0
GJ-100		13.0		19x2.6		100.83		110.91		126.04		141.16		156.29		171.41		859.4
GJ-120		14.0		19x2.8		116.93		128.62		146.16		163.70		181.24		198.78		995.0
GJ-120		14.0		37x2.0		116.18		127.80		145.23		162.65		180.08		197.51		981.0
GJ-135		15.0		19x3.0		134.24		147.66		167.80		187.94		208.07		228.21		1144.0
GJ-135		15.5		37x2.2		140.58		154.64		175.73		196.81		217.90		238.99		1187.0

Aluminium clad steel capstan(YB/T   124-1997)

Nominal cross section(MM²)		Numberof structural roots/diameter         of single filament(MM)			Nominal diameter(MM)		Calculate the cross section(MM²)			20AC		27AC		30AC	20AC	27AC	30AC
										Minimum calculated breaking tension(KN)					Calculate the weight(KG/KM)
20		7/2.00			6.00		21.99			11.37		8.99		7.55	146.35	131.29	124.57
30		7/2.30			6.90		29.08			35.07		27.75		23.30	193.58	173.57	164.80
35		7/2.60			7.80		37.17			44.82		35.46		29.77	247.38	221.86	210.62
40		7/2.75			8.25		41.58			50.14		39.66		33.30	276.72	248.16	235.57
45		7/2.90			8.70		46.24			55.76		44.11		37.04	307.76	276.01	262.01
50		7/3.00			9.00		49.48			59.67		47.20		39.63	329.32	295.38	280.33
55		7/3.20			9.60		56.30			67.89		53.71		45.09	374.71	336.04	319.00
65		7/3.50			10.50		67.35			79.40		62.43		52.73	448.24	402.00	381.57
75		7/3.75			11.25		77.31			87.67		70.97		58.45	514.55	461.46	438.06
70		19/2.20			11.00		72.23			87.10		68.90		57.85	482.61	432.91	410.94
80		19/230			11.50		78.94			95.20		75.31		63.23	527.50	472.98	449.09
100		19/2.60			13.00		100.88			121.66		96.24		80.80	674.12	604.57	573.93
115		19/2.75			13.75		112.85			136.10		107.66		90.39	754.07	676.24	641.94
120		19/2.85			14.25		121.21			146.18		115.63		97.07	809.94	726.33	689.53
125		19/2.90			14.50		125.50			151.35		119.73		100.52	838.65	752.14	714.00
150		19/3.15			15.75		148.07			178.57		141.26		118.60	989.50	887.39	842.31
180		19/3.50			17.50		182.80			215.52		169.46		143.13	1221.46	1095.46	1039.79
210		19/3.75			18.75		209.85			237.97		192.64		158.65	1402.20	1257.49	1193.72
240		19/4.00			20.00		238.76			260.01		191.25		156.87	1595.42	1430.89	1358.25
195		37/2.60			18.20		196.44			236.91		187.41		157.35	1320.52	1184.28	1124.27
245		37/2.90			20.30		244.39			294.74		233.15		195.76	1642.82	1473.37	1398.64
295		37/3.20			22.40		297.57			358.87		283.88		238.35	2000.22	1793.78	1702.83
350		37/3.50			24.50		355.98			419.70		330.00		287.73	2392.72	2145.90	2036.83
420		37/3.80			26.60		419.62			468.30		377.66		309.68	2820.69	2529.71	2401.02
465		37/4.00			28.00		464.72			506.34		405.91		330.58	3125.25	2802.95	2660.67
510		37/4.20			29.40		512.61			544.40		438.28		364.47	3445.66	3090.15	2933.15
590		37/4.50			31.50		588.46			598.46		487.24		402.51	3955.53	3547.18	3367.16
670		37/4.80			33.60		669.54			662.84		536.30		439.89	4500.50	4035.92	3831.36

8.7/10kv cross-linked polyethylene insulated single-core PVC sheathed power cable(YJV type)
 

Nominal cross section(MM²)	The conductor diameter(MM)		Insulation thickness(MM)	The thickness of the sheath(MM)		Cablediameter(MM)		Cable weight(KG/KM)
1×25	6.0		4.5	1.8		22		650
1×35	7.0		4.5	1.8		23		770
1×50	8.3		4.5	1.8		24		910
1×70	10.0		4.5	1.8		26		1150
1×95	11.6		4.5	1.8		28		1450
1×120	13.0		4.5	1.9		29		1700
1×150	14.6		4.5	1.9		31		2000
1×185	16.2		4.5	2.0		33		2350
1×240	18.4		4.5	2.1		35		2950
1×300	20.6		4.5	2.1		37		3600
1×400	23.8		4.5	2.2		41		4450

8.7/10kv cross-linked polyethylene insulated three-core steel belt armored PVC sheathed power cable (YJV22 type)
 

Nominal cross section(MM²)	The conductor diameter(MM)	Insulation thickness(MM)	The thickness of the sheath(MM)	Cable diameter(MM)	Cable weight(KG/KM)
3×25	6.0	4.5	2.5	49	3150
3×35	7.0	4.5	2.6	51	3550
3×50	8.3	4.5	2.7	55	4150
3×70	10.0	4.5	2.8	59	4950
3×95	11.6	4.5	2.9	62	5950
3×120	13.0	4.5	3.1	66	6950
3×150	14.6	4.5	3.2	70	8000
3×185	16.2	4.5	3.3	74	9300
3×240	18.4	4.5	3.5	79	11300
3×300	20.6	4.5	3.7	86	14300
3×400	23.8	4.5	3.9	94	17350

26/35kv cross-linked polyethylene insulated single core PVC sheathed power cable(YJV type)
 

Nominal cross section(MM²)	The conductor diameter(MM)	Insulation thickness(MM)	The thickness of the sheath(MM)	Cable diameter(MM)	Cable weight(KG/KM)
1×50	8.3	10.5	2.1	38	1600
1×70	10.0	10.5	2.2	39	1900
1×95	11.6	10.5	2.2	41	2200
1×120	13.0	10.5	2.3	43	2500
1×150	14.6	10.5	2.4	44	2850
1×185	16.2	10.5	2.4	46	3250
1×240	18.4	10.5	2.5	48	3900
1×300	20.6	10.5	2.6	51	4550
1×400	23.8	10.5	2.7	54	5500

26/35kv cross-linked polyethylene insulated three-core steel tape armored PVC sheathed power cable (YJV22 type)
 

Nominal cross section(MM²)	The conductor diameter	Insulation thickness(MM)	The thickness of the sheath(MM)	Cable diameter(MM)	Cable weight(KG/KM)
3×50	8.3	10.5	3.7	86	8500
3×70	10.0	10.5	3.8	91	9550
3×95	11.6	10.5	4.0	94	10750
3×120	13.0	10.5	4.1	98	11900
3×150	14.6	10.5	4.2	102	13150
3×185	16.2	10.5	4.3	105	14600
3×240	18.4	10.5	4.5	111	16850
3×300	20.6	10.5	4.6	116	19200
3×400	23.8	10.5	4.9	124	22550

(BG/T20118-2006)/Steel wire rope(BG/t20118-2006)  structure:6×19+FC
 

Wirerope nomina diameterD(MM)	The wire rope approximatesweight(KG/100M)	Nominal tensile strength of steel wire rope (Mpa)					Wire rope nominal diameterD(MM)	The wire rope approximates weight(KG/100M)	Nominal tensile strength of steel wire rope (Mpa)
		1570	1670		1770	1870			1570	1670	1770	1870
		Minimum calculated breaking tension(KN)							Minimum calculated breaking tension(KN)
4	5.62	7.71	8.20		8.69	9.19	6.2	13.5	17.8	18.9	20.0	21.1
5	8.78	12.0	12.8		13.6	14.4	7.7	21.1	29.3	31.2	33.1	35.0
6	12.6	17.4	18.5		19.6	20.7	9.3	30.5	42.2	45.0	47.6	50.3
7	17.2	23.6	25.1		26.6	28.1	12.5	54.1	75.1	79.9	84.7	89.4
8	22.5	30.8	32.8		34.8	36.7	15.5	85	117	125	132	140
9	28.4	39.0	41.6		44.0	46.5	17.0	102	142	151	160	169
10	35.1	48.2	51.3		54.4	57.4	21.5	165	230	245	259	274
11	42.5	58.3	62.0		65.8	69.5
12	50.5	694	73.8		78.2	82.7
13	59.3	81.5	86.6		91.8	97.0
14	68.8	94.5	100		107	113
16	89.9	123	131		139	147
18	114	156	166		176	186
20	140	193	205		217	230
22	170	233	248		263	278
24	202	278	295		313	331
26	237	326	346		367	388
28	275	378	402		426	450
(30)	316	434	461		489	517
32	359	494	525		557	588
(34)	406	557	593		628	664

(BG/T20118-2006)/Steel wire rope(BG/t20118-2006)  structure:6×37+FC
 

Wirerope nomina diameterD(MM)	The wire rope approximatesweight(KG/100M)	Nominal tensile strength of steel wire rope (Mpa)					Wire rope nominal diameterD(MM)	The wire rope approximates weight(KG/100M)	Nominal tensile strength of steel wire rope (Mpa)
		1570	1670		1770	1870			1570	1670	1770	1870
		Minimum calculated breaking tension(KN)							Minimum calculated breaking tension(KN)
6	12.5	16.7	17.7		18.8	19.9	18	112.0	150.0	160.0	169.0	179.0
7	17.0	22.7	24.1		25.6	27.0	20	138.0	185.0	197.0	209.0	221.0
8	22.1	29.6	31.5		33.4	35.3	22	167.0	224.0	238.0	253.0	267.0
9	28.0	37.5	39.9		42.3	44.7	24	199.0	267.0	284.0	301.0	318.0
10	34.6	46.3	49.3		52.2	55.2	26	234.0	313.0	333.0	353.0	373.0
11	41.9	56.0	59.6		63.0	66.7	28	271.0	363.0	386.0	409.0	432.0
12	49.8	66.7	70.9		75.2	79.4	30	311.0	417.0	443.0	470.0	496.0
13	58.5	78.3	83.3		88.2	93.2	32	354.0	474.0	504.0	535.0	565.0
14	67.8	90.8	96.6		102.0	108.0	34	400	535.0	570.0	604.0	638.0
16	88.6	119.0	126.0		134.0	141.0