Metal Flexible Waterproof Casing Coupling
SPECIFICATIONS:
1. Qualified Joint Supplier in Nuclear Power Plant
2. China National Standards Drafting Unit of Rubber Joint
3.24 Years Experience
4. Easy Installation
5. ISO9001&ISO14001
Notes:
*Generally, flexible waterproof cannulas for pipes pass through walls where shock exists and strict waterproof is needed.
*When cannula needs to pass through, it meeting non-concrete walls, the walls shall be rebuilt by concrete, the cast concrete area shall be over 200mm, and the cannula shall be cast inside walls one-off.
*The DN and wall thickness sizes shall be based on clients' demand, remember to clearly write diameter, pipe exterior diameter and wall thickness, etc.

Packaging & Delivery
Packaging Details: Unfumigation wooden case (Out package) and Plastic film and Textile membrane(inside package), while we could make necessary changes as pre buyer request.
Delivery Detail: 7-40days according to the amount you booked

S312 Basic Dimensions of Metal Flexible Waterproof Casing Coupling Unit (mm)
DN	Flexible waterproof cannula			Steel waterproof cannula
	Total length	Wall thickness	Wing ring diameter	Wall thickness	Wing ring diameter
50	350	300	175	200	225
65	380	300	190	200	241
80	384	300	215	200	253
100	384	300	240	200	288
125	386	300	265	200	315
150	386	300	295	200	341
200	386	300	350	200	394
250	388	300	405	200	449
300	392	300	515	200	577
350	392	300	515	200	577
400	392	300	570	200	628
450	394	300	625	200	684
500	394	300	680	200	736
600	407	300	795	200	841
700	409	300	900	200	947
800	411	300	1025	200	1054
900	413	300	1135	200	1161
1000	415	300	1245	200	1267