HoldFast

Technical Data Guides

Clip Reference
H = Hard Clip	S = Soft Clip
E = Spring Clip	P = Pad under Rail
Example: – 24S/A100
24 = BOLT DIAMETER
S = SOFT CLIP
A100 = RAIL SECTION
Example:- 20EP/BS113A
20 = BOLT DIAMETER
E = SPRING CLIP
P = PAD UNDER RAIL
BS113A = RAIL SECTION

Reference
Overall height	Ht	mm
Base width	BP = Pad under Rail	mm
Head width	D	mm
Web thickness	W	mm
Flange thikness at toe	F	mm
Head depth	T	mm
Weight per metre	Kg	mm
Moment of inertia	Ixx Iyy	cm4 cm4
Elastic modulus	Zxx Zyy	cm3 cm3
C of G below head	Y	mm

Lateral Loads Please note loads given are ultimate loads. This allows for various countries engineers.
BOLT DIA	BOLT GRADE	TORQUE nM	ULTIMATE kN
20	4.6	185	90
20	8.8	450	184
24	4.6	320	160
24	8.8	760	240

CLIP	BOLT	CLIP DIMENSIONS			LEG	STUD/BOLT
REFERENCE	DIAMETER	X	Y	Z	LENGTH	LENGTH
H	20	30	27	77	F – 8	F + 38
S	20	30	27	77	F – 4	F + 40
SP	20	30	27	77	F + 1	F + 45
H	24	30	27	77	F – 8	F + 41
S	24	30	27	77	F – 4	F + 43
SP	24	30	27	77	F + 1	F + 48

More Common Rail Sections
	RAIL TYPE	BOLT DIA.	B	C	P	F
BRITISH BRIDGE RAIL	BR13	16	92	138	202	8.5
	BR16	16	108	154	218	8
	BR20	16	127	173	237	8.5
	BR20	20	127	187	264	8.5
	BR28	20	152	212	289	9
	BR35	20	160	220	297	10.5
	BR50	20	165	225	302	15
BRITISH CRANE RAIL	Sect 56	20	171	231	308	10
	Sect 89	24	178	238	308	16
	Sect 101	24	165	225	295	18
BRITISH RAILWAY RAIL	BS50’0′	16	100	146	210	7.1
	BS50’0′	20	100	160	237	7.1
	BS60R	16	109.5	156	220	7.5
	BS60A	20	109.5	170	247	7.5
	BS70A	20	111	171	248	7.9
	BS80A	20	117.5	178	255	8.7
	BS90A	20	127	187	264	9.1
	BS113A	20	139.7	200	277	11.1
CONTINENTAL RAIL	S24	16	90	136	200	7
	S54	20	125	185	262	12
	A45	16	125	171	235	8
	A45	20	125	185	262	8
	A55	20	150	210	287	9
	A65	20	175	235	312	10
	A75	20	200	260	337	11
	A100	24	200	260	330	12
	A120	24	200	280	350	14
	GCR108	20	263	323	400	10.5
	GCR183	24	280	340	410	16
AMERICAN RAIL	MRS51	24	127	187	257	12.3
	MRS52	24	132	192	262	10.2
	MRS67	24	132	192	262	11.9
	MRS73	24	146	206	276	17
	MRS85	24	152	212	282	15.6
	MRS86	24	165	225	295	16
	MRS87A	24	152	212	282	15.6
	MRS87B	24	152	212	282	12.7

Weight of Clips
Clip bolt diameter 20 & 24 mm approximate weight – 600 gms

Diagrams of the HoldFast Railclip

NOTE

When the clip is in a normal position, the centre tapered portion is at 90 degrees as shown. Adjustment is achieved by turning centre component from 0 to 180 degrees.

Maximum permissible wheel load for crane rail sections Nos 13 to 164 in 500 N/mm2 minimum tensile strength steel grades.

This graph is printed by kind permission of Corus Steel, Track Products Division, and is as a guide only. Calculations should be made to confirm choice.

Rails World Wide

For reference only

Reference	Overall Height	Base Width	Head Width	Web Thickness	Flange Thickness at Toe	Head Depth	Weight per Metre	Moment of Inertia		Elastic Modulus		C of G Below Head
	Ht mm	B mm	D mm	W mm	F mm	T mm	Kg kg	Ixx cm⁴	Iyy cm⁴	Zxx cm³	Zyy cm³	Y mm

Reference		Ht	B	D	W	F	T	Kg	Ixx	Iyy	Zxx	Zyy	Y
BS	50'0'	100	100	52.4	10.3	7.1	26.9	24.89	424		84.8		50.05
BS	60'R'	114.3	109.5	57.2	11.1	7.5	26.2	29.82	681		116		58.7
BS	60A	114.3	109.5	57.2	11.1	7.5	25.2	30.62	696		117.3		59.3
BS	70A	123.8	111.1	60.3	12.3	7.9	28.5	34.81	911		145.7		62.5
BS	75R	128.6	122.2	61.9	13.1	8.3	29.5	37.04	1601		159		66.7
BS	75A	128.6	114.3	61.9	12.7	8.3	30.5	37.46	1049		161.8		64.8
BS	80'0'	127	127	63.5	13.9	10.3	32.5	39.81	1111		167		65.9
BS	80R	133.4	127	63.5	13.5	8.7	30.2	39.67	1225		176		69.6
BS	80A	133.4	117.5	63.5	13.1	8.7	30.5	39.76	1205	219.6	177.5	3.74	67.9
BS	90R	142.9	136.5	66.7	13.9	9.1	32.5	44.51	1584		212		74.8
BS	90A	142.9	127	66.7	13.9	9.1	33.5	45.1	1564		215		72.9
BS	95R	147.6	141.3	68.3	14.3	9.1	33.8	47.14	1791		232.3		77.1
BS	95N	147.6	139.7	69.9	13.9	9.1	32.5	46.95	1775		233		76.1
BS	113A	158	139.7	69.9	20	11.1	36.1	56.4	2332	420.1	278	60.1	83.9
Zaire	30kg	109.5	101.6	60.3	11.2	7.3	25.5	29.3	615		111.6		55.1
Afnor	S40	128	115	60	13	10	30.5	36.5	1019		150		68
Ceylon	88lb	123.8	139.7	68.3	14.3	10.3	35.9	43.87	1128	364.2	175.2	52.1	64.4
Ceylon	R43	140	114	70	14.5	11	30.3	44.65	1480	257.5	206.5	45.17	71.7
NZR	91lb	143	131.8	65.1	14.3	8.9	29.2	45.16	1580	315.2	201.4	47.8	78.5
Zambia	91lb	151	127	67.5	13.9	10.1	31.6	45.16	1796	296.9	232	46.8	77.5
Turkey	46kg	145	134	62	15	10.5	36.3		1588		204		77.8
Sar	48kg	150	127	68	14	11	34.5	47.6	1822		234		77.8
Cie	50kg	150	140	70	15	9	34	49.8	1902		244		77.8
NZr	50kg	153	132	66	15	9	36.8	50.1	1970	338	241	51.2	81.8
Egypt	52kg	155	141	66	15	11	37.4	51.68	2128	411	261	58.3	81.5
BS	20M	65.1	55.6	31	6.8	5.4	16	9.9	71	13.95	20.7	5.02	34.3
BS	30M	75.4	70	38.1	9.1	6.4	19	14.8	139	32.73	34.5	9.37	40.4
BS	35M	81	76.2	43	9.1	5.9	22.4	17.4	189	45.01	45.3	11.8	41.6
BS	35R	85.7	82.6	44.5	8.3	5.8	21.3	17.4	220		50.8		43.4
BSC	40	40	88.1	80.6	12.3	5	23.7	19.9	246	50.7	55.6	12.59	44.3
BSC	13	48	92	36		8.5		13.3	39	74.4	14.7	16.2	26.5
BSC	16	54	108	44.5		8		16	64.6	116.3	21.8	21.5	29.6
BSC	20	55.5	127	50		8.5		20	82.1	192.8	27.7	30.1	29.7
BSC	28	67	152	50		9		28.6	167.5	371	44.1	48.8	38
BSC	35	76	160	58		10.5		35.4	266	504	63.8	63	41.7
BSC	50	76	165	58.5		15		50.2	326	719	69.8	87	46.7
BSC	56	101.5	171	76	35	10	32	56.8	836	686	147	81	57
BSC	89	114	178	102	51	16	51	88.9	1493	1416	246	159	60.7
BSC	101	155	165	100	45	18	45	100.4	3411	1266	421	154	81.1
BSC	164	150	230	140	75	32	60	166	4777	5122	581	455	82.3
ASCE	12	50.8	50.8	25.4	4.8	2.2	8.9	6	22.9		9.5		24
ASCE	16	60.3	60.3	29.8	5.6	2	10	7.9	47		16.2		29
ASCE	20	66.7	66.7	34.1	6.4	2.7	11.2	10.1	80		23		35
ASCE	25	70	70	38.1	7.5	3.3	12	12.4	104		28.8		36
ASCE	30	79.4	79.4	42.9	8.3	4.3	17.3	14.9	171		41.8		41
ASCE	35	84.1	84.1	44.5	9.1	5	19.1	17.4	209		47		45
ASCE	40	89	89	47.6	9.9	5.6	20.3	20	273		58.3		47
ASCE	45	93.7	93.7	50.8	10.7	5.8	21	22.3	337		69.2		49
ASCE	60	108	108	60.3	12.3	7	24	30	606		108		56
ASCE	65	112.7	112.7	61	12.7	6.8	25.5	32.1	703		121		58
ASCE	70	117.5	117.5	62	13	7.1	28.3	34.5	820		134		61
ASCE	75	122.2	122.2	62.7	13.5	7.3	29	37.1	952		149		64
ASCE	80	127.5	127.5	63.5	13.9	7.6	30.8	39.8	1098		165		67
ASCE	85	131.8	131.8	65.1	14.3	7.4	32	42.2	1252		182		69
AREA	90	142.9	130.2	65.1	14.3	9.1	29.2	44.6	1610		206		78
AREA	100	152.4	136.5	65.3	14.2	9.9	33.5	50.4	2040		247		83
AREA	115	168.3	139.7	69	15.9	11.1	34.2	56.8	2730		295		93
AREA	119	173	139.7	67.5	15.9	11.1	39.2	58.9	2972		317		94
CB	122	172.2	152.4	71.14	16.5	11.4	36	60.8	3080		337		91
AREA	132	181	152.4	74.5	16.7	11.1	34.9	65.5	3671		369		100
AREA	133	180	152.4	71.1	17.5	11.6	36.5	66.2	3576		365		98
AREA	136	185.7	152.4	74.6	17.5	11.1	40	67.6	3949		392		101
MRS	51	127	127	64	25	12.3	30.8	51.6	1242	356	175	56	71
MRS	52	132	132	65	24	10.2	37.7	52.1	1432		203		71
MRS	67	146	132	76	32	11.9	37.5	67	2105	503	282	76.4	75
MRS	73	157	146	70	32	17	33	73.6					80
MRS	77	100	200	100	60	12	37	77	1030	1418	188	141.8	55
MRS	85	152	152	102	32	15.6	39.2	84.8	3055	991	400	130	76
MRS	87A	152	152	102	35	15.6	40	86.8	3068	975	400	127	77
MRS	87B	152	152	102	38	12.7	33	86.8	2923	901	386	118	76
MRS	125	180	180	120	40	21	52	125	6225	2250	681	250	91
MRS	127	180	180	120	40	25	52	127	6420		705		91
MRS	151	150	220	150	80	14	50	151	4271	3656	560	332	74
CR	73	135	140	100	32	13	34.5	73	2000		294		68.1
CR	100	150	155	120	39	17	42.9	100	3270		432		74.3
UIC	50	152	125	70	15	10	36.3	50.2	1940		254		76
UIC	54E	161	125	67	16	12	38.7	53.8	2308		276		91.5
UIC	54	159	140	70	16	11	36.3	54.4	2347	418	279	60	84
UIC	60	172	150	71	16.5	11.5	37.5	60.3	3055	513	336	68	91
NP	38	134	110	64	12.5			38.4	1185		176		67
NP	42	138	110	68	13.5	9.75	31.6	41.5	136.9		196		70
NP	46	142	120	72	14	10	33	46.6	1605	310	224	52	72
India	52	156	136	67	15.5	9	38.8	51.9
PR	8	138	110	72	14	9.25	30	41.4	1378		204		68
EB	50T	151	140	72	15	11.1	31.7	50.1	1988	409	248	58.4	80
EB	63T	151	140	72	30	14	31.7	62.9	2171		263		82.5
Denmark	V	141	126	69.3	13.8	8.3	34.1	45.5	1520		209		73
Switz	SBBI	145	125	65	14	9.4	36.9	46.2	1631	298	216	47.7	75.5
A	45	55	125	45	24	8	20	22.2	91	169	27.5	27	33
A	55	65	150	55	31	9	25	32	182	337	47	44.9	39
A	65	75	175	65	38	10	30	43.5	327	609	74	70	44
A	75	85	200	75	45	11	35	56.5	545	1010	109	101	50
A	100	95	200	100	60	12	40	75.2	888	1360	170	136	52
A	120	105	220	120	72	14	47.5	101.3	1420	2370	249	215	57
S	7	65	50	25	5	3.2	12.5	6.75	51.6		15.2		34
S	10	70	58	32	6	4	17.3	10	85.7		24.4		35
S	14	80	70	38	9	4.8	17.3	14	154		36.9		42
S	18	93	82	43	10	5	20	18.3	278		58.1		48
S	20	100	82	44	10	6	21.5	19.8	346		67		52
S	24	115	90	53	10	7	23.9	24.4	569		101		56
S	30	108	108	60.3	12.3	7	24	30	606		109		56
S	36	153	140	65	15.5	11.2	38	50.6	2019		249		81
S41/	14	138	125	67	12	9.5	31.8	41	1337		196		68
S41/	10	138	125	67	12	9.5	31.8	41.4	1368		196		70
S	49	149	125	65.4	14	10.5	39.8	49.4	1819		240		76
S	54	154	125	65.8	16	12	43.3	54.5	2073		262		79
S	64	172	150	73	16	13	43	64.9	3253		356		91
GCR	108	100	263	75	20	10.5	40	108	1039	7350	204	559	51
GCR	183	120	280	75	65	16	55	183	2808	10590	418	756	67

HoldFast

Technical Data Guides

Clip Reference

Reference

Lateral Loads

More Common Rail Sections

Weight of Clips

Diagrams of the HoldFast Railclip

Rails World Wide

For reference only