Ductile Iron Restraint Coupling for PE, PVC, HDPE Pipe

• Customization: Available
• Connection: Bolts
• Structure: Universal
• Flexible or Rigid: Flexible
• Material: Ductile Iron
• Standard: Standard
• Working Pressure: Pn10/16
• Rubber Sealing: EPDM / NBR
• Working Temperature: - 20ºC~ +120ºC
• Surface Coating: Epoxy Power Coating
• Bolts: Gd8.8 / Stainless Steel / Dacromet Bolt
• Transport Package: Wooden Case
• Specification: DN250
• Trademark: GREAT WALL
• Origin: China
• HS Code: 7307290000

Product Description

Restraint Grip Ductile Iron Coupling : 
 

1. Application : 

*  used for pipe connection .
*  suit for HDPE/ PVC pipe
*  Working pressure:  PN16
*   Suit for Water, Neutral Liquids and Sewage

2. Material Specification 

S/N	Name	Material
1	Body	Ductile Iron
2	Seal	EPDM
3	Bolt	Stainless Steel 304
4	Grip	Brass

3.  DIMENSION SHEET
 

Pipe Diameter A	Size L	Size E	Size B	Weight	Pressure
mm	mm	mm	mm	Kgs	bar
63	171	80	124	3.2	PN16
75	175	82	138	4.0	PN16
90	181	85	152	5.4	PN16
110	181	85	172	6.4	PN16
125	185	87	193	7.8	PN16
140	197	93	210	9.0	PN16
160	221	105	236	12.0	PN16
180	241	113	258	14.5	PN16
200	261	125	284	21.5	PN16
225	265	128	314	26.0	PN16
250	300	145	347	33.0	PN16
280	306	148	376	38.5	PN16
315	358	174	422	58.5	PN16
355	464	237	472	96.0	PN16

4. Product Display 




5. Project Cases :