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rubber-joint
rubber-joint
rubber-joint
rubber-joint
rubber-joint
rubber-joint
rubber-joint

rubber-joint

Product introduction

1.Double sphere EPDM expansion rubber joint with flange

2.Size:DN15MM-DN600MM(1/2”-24”)

3.Type:Single sphere,Dual-ball,Threaded

4.Connection:Flange

5.Flange standard:American standard/DIN standard/EN standard

6.Flange surface:Galva nized

7.Flange material:Q235

8.Material:EPDM,NBR,NR,Neoprene

9.Shape:Equal

10.Pressure:PN10/PN16/PN25

11.Usage:Jointing pipe lines

12.Certification:ISC9001B

13.Place of origin:Hebei,China(Mainland)


1. high quality rubber material

EPDM for high temprature

NBR for oil, acid, sea water

NR for lower price 

New material

non-recycle material

2. vulcanized rubber joint

on rubber joint body, there are:
Size on the mold only 
rubber material ( EPDM NR NBR)
pressure (PN10 PN16 PN25)
customized logo ( MANFLEX or other)
all be vulcanized on the joint body see photo

3. flange / bridge with grooved

flange standard/casted flange:

ANSI B16.5 150LBS 

DIN PIN10 PN16 PN25 

EN BS PN10 PN16 PN25

Surface treatment: 

electric galvanized/black paint



4. marking on flange

5. Install flange with rubber joint

6. testing .