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1500 bar Spring Return Bolt Tensioner

SPX Power Team SRT

Spring return bolt tensioner, features unique quick release bridge adaptation, piston stroke indication and piston over-stroke prevention. The Spring Return design dramatically increases productivity and safety on the job site when compared to older technology manual return tensioners.

Order a load cell and an adaptor kit to make a complete tensioner.

Unique quick release bridge adaptation
Piston overstroke prevention
Compatible with MRT Tensioner range
Bolt coverage from 1” to 3 ½” with just 4 tools
Designed to fit BS1560 / ANSI B16.5 / API flanges

Specification

Tool Ref Load Cell	Stud Diameter				Tool Load		Hydraulic Area		Approx. Weight
	Imperial	Adapter Kit Order No.	Metric	Adapter Kit Order No.	Lbs (tonf)	KN	(in2)	(mm2)	Approx. Weight
	Imperial	Adapter Kit Order No.	Metric	Adapter Kit Order No.	Lbs (tonf)	KN	(in2)	(mm2)	(lbs.)	(kg.)
SRT 0 SRTAS000001	3/4" 7/8"	SRTAS000002 SRTAS000004	M20 M22	SRTAS000006 SRTAS000008	35494 (16.1)	160	1.65	1067	3.1	1.4
SRT 1 SRTAS010001	1" 1-1/8"	SRTAS010003 SRTAS010005	M24 M27	SRTAS010007 SRTAS010009	61949 (28.1)	280	2.89	1867	6.0	2.7
SRT 2 SRTAS020001	1" 1-1/8" 1-1/4" 1-3/8"	SRTAS020003 SRTAS020005 SRTAS020007 SRTAS020009	M24 M27 M30 M33 M36	SRTAS020011 SRTAS020013 SRTAS020014 SRTAS020015 SRTAS020016	99648 (45.2)	450	4.65	3001	9.0	4.1
SRT 3 SRTAS030001	1-1/4" 1-3/8" 1-1/2" 1-5/8"	SRTAS030003 SRTAS030005 SRTAS030007 SRTAS030009	M33 M36 M39 M42	SRTAS030011 SRTAS030012 SRTAS030013 SRTAS030014	145945 (66.2)	660	6.82	4401	11.9	5.4
SRT 4 SRTAS040001	1-1/2" 1-5/8" 1-3/4" 1-7/8" 2"	SRTAS040004 SRTAS040006 SRTAS040008 SRTAS040010 SRTAS040012	M39 M42 M45 M48	SRTAS040014 SRTAS040015 SRTAS040016 SRTAS040017	223546 (101.4)	1000	10.34	6668	18.5	8.4
SRT 5 SRTAS050001	2" 2-1/4" 2-1/2" 2-3/4"	SRTAS050004 SRTAS050006 SRTAS050008 SRTAS050010	M52 M56 M60 M64 M68	SRTAS050012 SRTAS050013 SRTAS050015 SRTAS050016 SRTAS050018	331372 (150.5)	1500	15.50	10003	30.4	13.8
SRT 6 SRTAS060001	2-3/4" 3" 3-1/4" 3-1/2"	SRTAS060004 SRTAS060006 SRTAS06000 8SRTAS060010	M72 M76 M80 M85 M90	SRTAS060014 SRTAS060016 SRTAS060018 SRTAS060020 SRTAS060022	553134 (250.9)	2500	25.84	16671	50.7	23.0
SRT 7 SRTAS070001	3-1/2" 3-3/4" 4"	SRTAS070004 SRTAS070006 SRTAS070008	M90 M95 M100	SRTAS070010 SRTAS070012 SRTAS070014	708118 (321.2)	3200	33.06	21339	70.5	32.0

SPX spring return tensioner dimensions

Tool Ref Load Cell	'A'		'B'		'C' A/F		'D'
	(in.)	(mm.)	(in.)	(mm.)	(in)	(mm.)	Imp bolts		Met Bolds
	(in.)	(mm.)	(in.)	(mm.)	(in)	(mm.)	(in.)	(mm.)	(in.)	(mm.)
SRT 0 SRTAS000001	2.6	66	3.7 3.7	93 93	2.5 2.5	63 63	5.4 5.6	136 142	5.5 5.6	142 144
SRT 1 SRTAS010001	3.4	87	4.6 4.6 4.7	117 117 120	2.7 2.7 2.8	68 68 72	6.9 7.1	175 181	6.9 7.0	175 178
SRT 2 SRTAS020001	4.1	103	4.6 4.6 4.7 4.8 5.0	117 117 120 123 126	3.0 3.0 3.2 3.3 3.5	75 75 80 84 89	6.9 7.1 7.4 7.7	175 181 188 195	6.9 7.0 7.2 7.5 7.7	175 178 184 190 196
SRT 3 SRTAS030001	4.7	118	4.8 5.0 5.1 5.2	123 126 130 133	3.5 3.8 3.8 4.1	88 96 96 105	7.5 7.8 8.0 8.2	190 197 203 209	7.6 7.8 8.0 8.3	192 198 204 211
SRT 4 SRTAS040001	5.5	140.5	5.2 5.3 5.5 5.6 5.7	132 135 139 142 145	4.4 4.5 4.7 4.5 4.7	112 114 118 114 120	8.3 8.5 8.8 9.1 9.3	211 217 223 230 236	8.4 8.6 8.9 9.1	212 218 225 231
SRT 5 SRTAS050001	6.9	175.5	5.8 6.1 6.3 6.3 6.6	148 154 161 161 167	4.7 5.4 5.4 6.0 6.1	120 138 138 153 156	9.7 10.2 10.2 10.7 11.2	246 259 259 272 284	9.8 10.2 10.3 10.8 11.1	248 258 262 273 283
SRT 6 SRTAS060001	8.6	219	6.6 6.9 7.1 7.1 7.3	167 171 180 180 186	6.2 7.2 7.5 7.5 8.1	157 182 190 190 205	11.6 21.1 12.6 13.1	294 307 320 332	11.7 12.1 12.3 12.7 13.2	297 308 312 323 334
SRT 7 SRTAS070001	9.9	252	7.3 7.3 7.6 7.8	186 186 192 199	7.9 7.9 7.9 8.3	200 200 200 210	13.2 13.7 14.2	339 352 364	13.3 13.5 13.9	341 346 356

Piston stroke - 10mm (excluding SRT 0- 8mm)
Max tool pressure - 21, 750 psi (1,500 bar)
Bolt protrusion above nut = 1 x bolt diamater
'D' includes an allowance for tool removal after bolt tightening with 10mm tool stroke
Weight excludes puller sleeve
Product development is constantly taking place and dimensions may change without notice

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