Products

- ADJ ULTIMATE BREAKING STRENGTH : TEST WORKING CONDITION AROUND A LOAD, OUTSIDE PLY MUST STRETCH FORTH THAN INSIDE (WHEN PULLING TO DESTRUCTION THE OUTSIDE PLY WILL DESTRUCT FIRST)

Crosswise damage on surface

Damage and horizontally inward

"CLB" Brand Chain
TRANSPORT CHAIN – GRADE 70
SELF COLORED º PLATED º SPECIAL HIGH CARBON STEEL (HEAT TREATED)
TEST CERTIFICATED FURNISHED UPON REQUEST
DO NOT USE CHAIN FOR OVERHEAD LIFTING
NEVER EXCEED SAFE WORKING LOAD FOR CHAINS OR ACCESSORIES
SAFETY FACTOR 4:1

ALLOY CHAIN – GRADE 80
GRADE 80 ALLOWY CHAIN IS THE ‘ONLY’ GRADE OF CHAIN USED FOR OVERHEAD LIFTING FOR ACCESSORIES USE ONLY THE SAME GRADE OF MATERIAL WITH THE SAME LOAD LIMITS
SAFETY FACTOR 3.4:1

Chain Size		Link Length A	Link Length B	Length over Five Links C	Grip Radius D	Weight per 15-Fathom Shot (approx.)	No. of Links per 15-Fathom Shot	Grade 1		Grade 2		Grade 3
Inches	mm	Link Length A	Link Length B	Length over Five Links C	Grip Radius D	Weight per 15-Fathom Shot (approx.)	No. of Links per 15-Fathom Shot	Proof Test	Break Test	Proof Test	Break Test	Proof Test	Break Test
5/8	16	3-3/4	2-1/4	13-3/4	3/8	365	432	16620	23745	23745	33220	33220	47465
3/4	19	4-1/2	2-5/8	16-1/2	1/2	480	357	23800	34000	34000	47600	47600	68000
13/16	20	4-7/8	2-7/8	17-7/8	17/32	570	329	27800	39800	39800	55700	55700	79500
7/8	22	5-1/4	3-1/8	19-1/4	37/64	660	305	32200	46000	46000	64400	64400	91800
15/16	24	5-5/8	3-5/16	20-5/8	5/8	760	285	36800	52600	52600	73700	73700	105000
1	25	6	3-9/16	22	21/32	860	267	41800	59700	59700	83600	83600	119500
1-1/16	27	6-3/8	3-3/4	23-3/8	11/16	970	251	47000	67200	67200	94100	94100	135000
1-1/8	28	6-3/4	4	24-3/4	25/32	1080	237	52600	75000	75000	105000	105000	150000
1-3/16	30	7-1/8	4-1/4	26-1/8	25/32	1220	225	58400	83400	83400	116500	116500	167000
1-1/4	32	7-1/2	4-1/2	27-1/2	25/32	1350	213	64500	92200	92200	129000	129000	184000
1-5/16	33	7-7/8	4-3/4	28-7/8	7/8	1490	203	70900	101500	101500	142000	142000	203000
1-3/8	34	8-1/4	4-15/16	30-1/4	7/8	1630	195	77500	111000	111000	155000	155000	222000
1-7/16	36	8-5/8	5-3/16	31-5/8	15/16	1780	187	84500	120500	120500	169000	169000	241000
1-1/2	38	9	5-3/8	33	63/64	1940	179	91700	131000	131000	183500	183500	262000
1-9/16	40	9-3/8	5-5/8	34-3/8	1-1/32	2090	171	99200	142000	142000	198500	198500	284000
1-5/8	42	9-3/4	5-7/8	35-3/4	1-1/16	2240	165	108000	153000	153000	214000	214000	306000
1-11/16	43	10-1/8	6-1/16	37-1/8	1-3/32	2410	159	11500	166500	166500	229000	229000	327000
1-3/4	44	10-1/2	6-5/16	38-1/2	1-5/32	2590	153	123500	176000	176000	247000	247000	352000
1-13/16	46	10-7/8	6-1/2	39-7/8	1-3/16	2790	147	132000	188500	188500	264000	264000	377000
1-7/8	48	11-1/4	6-3/4	41-1/4	1-1/4	2980	143	140500	201000	201000	281000	281000	402000
1-15/16	50	11-5/8	7	42-5/8	1-9/32	3180	139	149500	214000	214000	299000	299000	427000
2	51	12	7-3/16	44	1-5/16	3360	133	159000	227000	227000	318000	318000	454000
2-1/16	52	12-3/8	7-7/16	45-3/8	1-3/8	3570	129	168500	241000	241000	337000	337000	482000
2-1/8	54	12-3/4	7-5/8	46-3/4	1-27/64	3790	125	178500	255000	255000	357000	357000	510000
2-3/16	56	13-1/8	7-7/8	48-1/8	1-15/32	4020	123	188500	269000	269000	377000	377000	538000
2-1/4	58	13-1/2	8-1/8	49-1/2	1-1/2	4250	119	198500	284000	284000	396000	396000	570000
2-5/16	59	13-7/8	8-5/16	50-7/8	1-17/32	4490	117	209000	299000	299000	418000	418000	598000
2-3/8	60	14-1/4	8-9/16	52-1/4	1-9/16	4730	113	212000	314000	314000	440000	440000	628000

PC WIRE

PC STRAND

Initial Load : 70% of Minimum Breaking Load (Estimated Figures By SIW’s Laboratory)

WIDTH (Inches)	TENSILE (LBS)	TENSILE (LBS)	TENSILE (LBS)	TENSILE (LBS)
1’	9,800	7,500	6,800	5,000
2’	19,600	15,000	13,600	10,000
3’	29,400	22,500	20,400	15,000
4’	39,200	30,000	27,200	20,000
6’	58,800	45,000
8’	78,400	60,000
10’	98,000	75,000
12’	117,600	90,000

ITEM 1	WIDTH (INCHES)	STRAIGHT (LBS)	CHOCKER (LBS)	BASKET		ADJ. ULTI	ULTIMATE
		STRAIGHT (LBS)	CHOCKER (LBS)	SINGLE PLY	TWO PLY


NYLON POLYESTER	1’	2,700	2,100	5,400	10,800	13,500	18,000
	2’	5,400	4,200	10,800	21,600	27,000	36,000
	3’	8,100	6,300	16,000	32,400	40,500	54,000
	4’	10,800	8,100	21,600	43,200	54,000	72,000
	6’	16,200	12,600	32,400	64,800	81,000	108,000
	8’	21,600	16,800	43,200	86,400	108,000	144,000
	10’	27,000	21,000	54,000	108,000	135,000	180,000
	12’	32,400	25,200	64,800	129,600	162,000	216,000

ITEM 2	WIDTH (INCHES)	STRAIGHT	CHOCKER	BASKET		ADJ. ULTI	ULTIMATE
		STRAIGHT	CHOCKER	SINGLE PLY	TWO PLY


NYLON POLYESTER	1’	5,400	4,200	10,800	21,600	27,000	36,000
	2’	10,800	8,400	21,600	43,200	54,000	72,000
	3’	16,200	12,600	32,400	64,800	81,000	108,000
	4’	21,600	16,800	43,200	86,400	108,000	144,000
	6’	32,400	25,200	64,800	129,600	162,000	216,000
	8’	43,200	33,600	86,400	172,800	216,000	288,000
	10’	54,000	42,000	108,000	216,000	270,000	360,000
	12’	64,800	50,400	129,600	259,200	324,000	432,000

ITEM	WIDTH (INCHES)	0º	30º	45º	60º	90º	120º
		100%	95%	90%	85%	70%	50%

NYLON POLYESTER	1’	5,400LBS	5,100LBS	4,800LBS	4,500LBS	3,750LBS	2,700LBS
	2’	10,800	10,200	9,600	9,000	7,500	5,400
	3’	16,200	15,300	14,400	13,500	11,250	8,100
	4’	21,600	20,400	19,200	18,000	15,000	10,800
	6’	32,400	30,600	28,800	27,000	22,500	16,200
	8’	43,200	40,800	38,400	36,000	30,000	21,600
	10’	54,000	51,000	48,000	45,000	37,500	27,000
	12’	64,800	61,200	57,600	54,000	45,000	32,400

ITEM	WIDTH (INCHES)	0º	30º	45º	60º	90º	120º
		100%	95%	90%	85%	70%	50%

NYLON POLYESTER	1’	10,800LBS	10,200LBS	9,600LBS	9,000LBS	7,500LBS	5,400LBS
	2’	21,600	20,400	19,200	18,000	15,000	10,800
	3’	32,400	30,600	28,800	27,000	22,500	16,200
	4’	43,200	40,800	38,400	36,000	30,000	21,600
	6’	64,800	61,200	57,600	54,000	45,000	32,400
	8’	86,400	81,600	76,800	72,000	60,000	43,200
	10’	108,000	102,000	96,000	90,000	75,000	54,000
	12’	129,600	122,400	115,200	108,000	90,000	64,800

Crosswise damage on surface

Damage and horizontally inward

PC WIRE

DESCRIPTION

PC STRAND

GRADE

MESSENGER STRAND GALVANIZED

Extent of Damage		Remaining strength (%)
1/5 damaged		50
1/3 damaged		40
1/2 damaged		30

TRADE SIZE in inches	MATERIAL DIAMETER		INSIDE DIM. in inches		WEIGHT per 100 ft. in. lbs	LINKS per ft.	WORKING LOAD LIMIT in lbs.	FEET PER DRUM
TRADE SIZE in inches	in inches	mm	LENGTH	WIDTH	WEIGHT per 100 ft. in. lbs	LINKS per ft.	WORKING LOAD LIMIT in lbs.	300 lb	600 lb
1/4 5/16 3/8	9/32 11/32 13/32	7.0 8.5 10.3	0.82 1.01 1.15	0.39 0.48 0.56	74 104 155	14.5 12.3 10.5	3,150 4,700 6,600	400 275 200	800 550 400
7/16 1/2	16/32 17/32	12.0 13.5	1.29 1.43	0.65 0.75	190 260	9.3 8.3	8,750 11,300	150 100	300 200

Trade Size in		Nominal Inside Length mm	Nominal Inside Width mm	Maximum Length 100 Links mm	Minimum Proof Test kg	Working Load Limit kg	Max Weight Per Meter kg
(m/in)	(in)	Nominal Inside Length mm	Nominal Inside Width mm	Maximum Length 100 Links mm	Minimum Proof Test kg	Working Load Limit kg	Max Weight Per Meter kg
4.5 6 8 9 11 13 14 16 19 22 25	3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8	24.1 25.4 27.9 31.2 34.8 38.1 44.5 47.5 53.8 63.5 69.9	10.2 12.7 12.7 15.7 19.1 20.6 22.1 25.4 28.4 34.8 38.1	2,515 2,640 2,900 3,250 3,610 3,960 4,620 4,930 5,590 6,600 7,260	635 1,066 1,588 2,222 2,950 3,856 4,763 5,784 8,278 9,752 11,250	318 533 794 1,111 1,475 1,928 2,381 2,892 4,139 4,876 5,625	0.62 1.13 1.71 2.47 3.35 4.27 5.28 6.33 8.99 12.07 15.55

C	Si	Mn	P	S	Cu
0.77-0.85	0.12-0.32	0.60-0.90	Max. 0.025	Max. 0.025	Max.0.20

DESCRIPTION	PC4	PC5	PC6	PC7	PC8	PC9
DIAMETER (mm.)	4.00+0.05	5.00+0.05	6.00+0.05	7.00+0.05	8.00+0.05	9.00+0.05
CROSS SECTION AREA (mm.	12.57	19.64	28.30	38.48	50.32	63.62
UNIT WEIGHT (kgf./mm	98.7	154	222	302	395	499
DEPTH OF INDENT (mm	0.10-0.20	0.10-0.20	0.10-0.20	0.10-0.25	0.10-0.25	0.15-0.25
REVERSE BEND (times)	8	8	8	8	8	8
TENSILE STRENGTH (kgf./mm	185	185	185	175	175	175
YIELD STRENGHT AT 0.2% OFFSET (kgf./mm	165	165	165	165	165	165
ELONGATION (%)	4.5	4.5	4.5	4.5	4.5	4.5
MODULUS OF ELASTICITY (kgf./mm.	20,000	20,000	20,000	20,000	20,000	20,000
RELAXATION LOSS 1,000 hr. (%),max	2.0	2.0	2.0	2.0	2.0	2.0

STRAND DIA. In.	NET WEIGHT lbs/1000ft	NET WEIGHT kg/1000ft	MINIMUM lbs STRENGTH	MINIMUM kgs STRENGTH	% Elongation
1/4"	121	54.89	6650	3016.44	4
5/16”	205	92.99	11200	5080.32	4
3/8”	273	123.83	15400	6985.44	4
7/16”	399	180.99	20800

STANDARD PRODUCTS
VIKING
VIKING