Flexgrip™ Coupling

BM Series

Provides a high strength transition fitting for a polyethylene gas service pipe to a plain ended Steel pipe for below ground installations. Also available for Steel to Steel pipe connections without threading.
Comprising two independent Flexgrip™ mechanical compression joints, both joints feature rubber sealing gaskets, the PE type joint has a gripping Insert Stiffener and the Steel type joint has a gripping washer to provide full end-load retention.

Body & Nut: Malleable or SG Iron.
Thrust Washer: Steel or Engineering Plastic.
Insert Stiffener: Steel.
Gasket: NBR Rubber.
End load Washer: Spring Steel.
Corrosion protection: Light oil film – must be site protected.

The Flexgrip joints can be made using conventional hand tools. The fitting is installed on to the plain Steel pipe first, note this joint does not require disassembly. The PE joint should be disassembled to fit and the parts placed on to the PE pipe in correct order, the Insert Stiffener can then be inserted in to the PE and then re-assembled in to the Body. Once tightened and after pressure testing, the fitting must have an approved site corrosion protection system applied after installation.

Meets GIS/PL3:2014 requirements, BSI Kite Mark accredited KM595392.

Maximum Operating Pressure (MOP) = 5.5 Bar.

Available in PE sizes from 20mm to 63mm with Steel sizes Nominal Diameter from ¾” (DN20) to 2” (DN50) to suit pipe made to specification BS EN 10255 (formerly BS 1387).

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Part Number Inlet Ø Inlet SDR Inlet Grade Outlet Type Outlet Size Coating Type Coating Colour Enquiry
BM0200 20 9 PE80 LOCKING 3/4" STD BLACK
BM0201 25 11 PE80 LOCKING 3/4" STD BLACK
BM0202 32 11 PE80 LOCKING 1" STD BLACK
BM0204 25 11 PE80 LOCKING 1" STD BLACK
BM0205 32 11 PE80 LOCKING 1 1/4" STD BLACK
BM0206 32 11 PE80 LOCKING 1 1/2" STD BLACK
BM0209 1 1/4" N/A STEEL LOCKING 1 1/2" STD BLACK
BM0213 63 11 PE80 LOCKING 2" STD BLACK
BM0214 3/4" N/A STEEL LOCKING 3/4" STD BLACK
BM0215 1" N/A STEEL LOCKING 1" STD BLACK
BM0216 1 1/2" N/A STEEL LOCKING 1 1/2" STD BLACK
BM0217 2" N/A STEEL LOCKING 2" STD BLACK
BM0218 1 1/4" N/A STEEL LOCKING 1 1/4" STD BLACK
BM0222 40 11 PE80 LOCKING 32 STD BLACK
BM0223 1" N/A STEEL LOCKING 1 1/4" STD BLACK
BM0224 63 13.6 PE80 LOCKING 2" STD BLACK

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