Chinese Pipe Fittings, Tube Valves and Steel Flanges

Back-up Ring, also named Convoluted Flanges for adapter.

Material: ductile iron A536 60-45-12 or CF8M.

Suite for IPS adapter.

Surface: Red prime paint/Epoxy Coating/E-coating/Hot dippted galvanized.

Din En 877 or BS EN 877 Cast Grey Iron Pipes and Fittings.

All grey iron Pipes produced by centrifuagal technology are mainly used in drainpipe systems through a flexible linkage. All pipes confirm to the standard of EN877, ASTM A888, ISO6594 and DIN19522.

Malleable iron pipe fittings, 90 degree elbows,
Pipe Fittings Material: malleable iron 300-6.
Pipe Fittings Surface: Black or hot dipped (white) or electric galvanization.
Forms of reinforcements: Bend or band malleable iron fittings.
Pipe Fittings Range: 1/4″-4″
All fittings will be tested by 0. 5 MPa pneumatic pressures.

Also named ductile iron convoluted flange or back up ring. IPS bolt ring is designed for HDPE flange adapters.

Mateiral: ductile iron A536 65-45-12 or ASTM A351 CF8M( SS316).

Surface Finish optional for ductile iron Bolt Rings: Red prime paint/Epoxy Coating/E-coating/Glavernizaiton.

Designed per ASME/ANSI B16.5, B16.47 ser. A CL150, B16.1 CL125, AWWA C207
B/D/E.

Backing flange

Type: SE (Stub End) and AFR (Angle face ring)

Material: ductile iron A536 60-45-12 or carton steel

Surface: Red prime paint/Epoxy Coating/E-coating/Hot dippted galvanized.

Flange Size: 1/2″-36″.

90 Bends, socket spigot type , ductile iron pipe fittings per ISO2531 /EN545 standard. 
Pipe Wall thickness: K12 for Non-branched fittings;
Method: Lost Form casting with 100% hydraulic pressure testing
Pipe Coating: High alumina cement mortar lining  finish internally and a bitumen coating externally; Or internal and external epoxy coating with blue PPA571 Plascoat.

45 degree  Bends, double socket type , ductile iron pipe fittings per ISO2531 /EN545 standard. 
Pipe Wall thickness: K12 for Non-branched fittings;
Method: Lost Form casting with 100% hydraulic pressure testing
Pipe Coating: High alumina cement mortar lining  finish internally and a bitumen coating externally; Or internal and external epoxy coating with blue PPA571 Plascoat.

45 degree  Bends, socket Spigot type , ductile iron pipe fittings per ISO2531 /EN545 standard. 
Pipe Wall thickness: K12 for Non-branched fittings;
Method: Lost Form casting with 100% hydraulic pressure testing
Pipe Coating: High alumina cement mortar lining  finish internally and a bitumen coating externally; Or internal and external epoxy coating with blue PPA571 Plascoat.

22.5 degree  Bends, double socket type , ductile iron pipe fittings per ISO2531 /EN545 standard. 
Pipe Wall thickness: K12 for Non-branched fittings;
Method: Lost Form casting with 100% hydraulic pressure testing
Pipe Coating: High alumina cement mortar lining  finish internally and a bitumen coating externally; Or internal and external epoxy coating with blue PPA571 Plascoat.