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Quick Details

  • Material: Iron
  • Technics: Casting
  • Type: Coupling
  • Place of Origin: Shanxi, China (Mainland)
  • Model Number: EN14525/ANSI/AWWA C 219
  • Brand Name: SYI
  • Connection: Flange
  • Shape: Equal
  • Head Code: round
  • Product: jaw spider coupling
  • Surface Treatment: FBE Coating
  • Quality Control: strict 100% test

Packaging & Delivery

Packaging Details Standard export wooden case, wooden pallets or 100% as per your requirements
Delivery Time 25-30 Days, depends on the demand quantity

Welcome to SYI Group  


jaw spider coupling  -  SYI Group

 About Our  SYI jaw spider coupling - SYI Group :

SYI is keeping on designing the series of coupling products for pursuing the better performance and easier operation. 

New design and patterns could be developed based on customers' requirement.


Dismantling Joints



BODY: Ductile iron grade 500-7/ 450-10 in accordance with ISO 1083 or 70-50-05/65-

          45-12 with ASTM A536


GLAND: Ductile iron grade 500-7/ 450-10 in accordance with ISO 1083 or 70-50-05/65

          -45- 12 with ASTM A536


GASKET: Rubber E.P.D.M./SBR/NR in accordance with EN 681.1  BOLTS AND NUTS:              

         Carbon steel grade 6.8 with galvanization


PN10/PN16/PN25 drillings in accordance with ISO 7005-2/EN 1092-2
Working Pressure:
16/25 Bar or 250/350 PSI
Fluid Temperature:
0°C-50°C, excluding frost

Externall coatings:

liquid epoxy resin painting

epoxy applied by FBE

according to customers' requirements

Internall coatings:

liquid epoxy resin painting

epoxy applied by FBE

according to customers' requirements

Reference Rules:

Designed and tested in accordance with EN 14525, ANSI/AWWA C219 and EN 545


Dismantling Joint is assembled by a double flanged compositive fitting acting a retractile action between a flanged spigot and a flange adaptor. 


It designed to provide longitudinal adjustment in flanged systems. It provide a simple method for the installation and removal of flanged products by adjusting the distance between two flanged products and turning round. 

Note: The accessories for Dismantling Joints are usually supplied by assembled on the body  

 About SYI Couplings :

Specialist in Pipeline and Construction Products & Services!

  • Universal Couplings,
  • Universal Flanged Adaptors,
  • Straight Couplings,
  • Straight Flanged Adaptors,
  • Large Range Couplings
  • Quick Adaptors,
  • Dismantling Joints,
  • Clamps,
  • Couplings Products Designed By SYI.

jaw spider coupling - SYI Group 

 Manufacture Process & Quality Control :

  • Manufacture Process:

 Pattern Making

Sand Mixing



 Grinding & Shot Blasting


 Coating and Lining

 Accessories manufacturing


  jaw spider coupling - SYI Group 

  • Quality Control:


jaw spider coupling - SYI Group 

 Couplings & Flanged Adaptors Installation Instructions :


 Warning: SYI Couplings and Flanged Adaptors don't restrain axial pipe movement!

jaw spider coupling - SYI Group 

 We Are Certified !

More certification ... (Contact us!)

 Contact SYI Group :

SYI Industrial Co., Ltd.

1. Email: wang#syipipeline.com  ( # = @ )

2. Tel: 0086 351 4182605

3. Website:  www.syipipeline.com 

You will get our quick reply!

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Supplier's Trade Assurance Limit: US $170,000
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