RS Flexible Tube Retractor-Other Expansion Joint

[Name]: Flexible sleeve expansion joint
[Medium]: water
[Material]: QT400-15,Q235A,ZG230-45,20
[Certification]: ISO9001-2008
[Specification]: DN40mm-1600mm

Overview

Flexible sleeve expansion joint provides great convenience for water supply pipeline,water tower,water pump,water meter and valve to install and detach.It also can compensate the expansion or contraction caused by temperature change.

The material of the inner the product includes cast iron(HT),ductile cast iron(QT), Carbon steel(Q235),and stainless steel(304,316).

Loose the gland bolts before installs it, then pull the product to the installation length and fasten it,squash is forbidden.Sometimes,fixed supports on the both side are necessary.

The flange conection adopts the standard of GB/T9115-2000.

Features

RS Flexible Sleeve Expansion joint can produce deflection which can be up to 5.85D
The number in the table are ones under the condition that there is no deflection
The expansion joints are sealed by rubber rings and they can’t withstand the axial tension themselves. Generally, they are installed on the Straight Pipeline. If they are installed near bent pipes or T-tubes, buttresses are needed to prevent them from leaking
Single-plate Short Pipes can be substituted by casting iron straight pipes
Flange connection:GB2555-81

Specification

Nominal Diameter(DN)	Length(L)
Nominal Diameter(DN)	(min.)L	Installation Length L	(max.)L
40	140	160	180
50	145	165	185
65	145	165	185
80	160	180	200
100	170	180	210
125	170	190	210
150	175	190	215
200	180	195	220
250	235	200	285
300	250	260	310
350	265	280	335
400	280	300	360
450	295	320	385
500	310	340	410
600	340	360	460
700	370	400	510
800	400	440	540
900	430	470	570
1000	450	500	600
1200	475	525	625
1400	500	550	660
1600	530	610	690