LC Compression Fittings

Compression Fittings

Materials

Parts	Materials	Colour
Body (A)	High viscosity and mechanical resistance polypropylene	black
Blocking bush (D)	HDPE	black
Nut (B)	Polypropylene with dye master of high stability to UV rays and solidity to heat ( 8 grade according to standard DIN 54004)	green
Clinching Ring (B)	Polyacetal resin (POM) with high mechanical resistance and hardness	white
O Ring Gasket (E)	Special elastomeric acrylonitrile rubber (NBR) for alimentary use	black
Reinforcing ring	Stainless steel AISA 430 (UNI X8Cr17, W.nr 14828) for female threads from 2” to 4”	-

Reference Standards

Operating pressures: UNI 9561 :2006; DIN 8076:2007; ISO 14236:2000; GW 335-83:2011; SANS 14236:2003; AS/NZS 4129:2008.
Polyethylene (PE) pipes: UNI 7990:2004; UNI EN 12201-2:2004; DIN 8074:1999
Fittings: DM 17406/04/2004; 8S 6920:2000; W270; KTW
Threads: ISO 7-1 :2007; UNI EN 10226-1 :2006; UNI EN ISO 228-1 :2003; ANSI ASME 81.20.1 :1983
Flanges: UNI EN 1092-1 :2007; ISO 7005-1 :2011

Working Pressures

The Green Compression Fittings has been designed for maximum working pressures (PN ~ PFA*) of 10 bar (UNI 9562) from ø16 to ø110, except for items 201, 210, 211, 211, 221 with ø16 to ø32, which can tolerate a maximum working pressure (PN ~ PFA*) of 12.5 bar.