Piston check valve 02 SYSTEM

for waterthreadedflange

PRESSURE PFA/PS in bar θ 100° CASING : GJL cast iron epoxy coated CLOSING SYSTEM : 2 ” to 3 ” in bronze, other DN in cast iron with stem in bronze GUIDE : 2 ” 1/4 to 2 ” 1/2 in bronze, other DN in cast iron with bronze ring SPRING : stainless steel - SEAL : EPDM PRESSURE PFA/PS in bar θ 80° CASING : GJL cast iron epoxy coated CLOSING SYSTEM : same as valves type 302-102 GUIDING SYSTEM : same as valves type 302-102 SEAL : EPDM STRAINER : PP (polypropylene) PRESSURE PFA/PS in bar θ 80° CASING : GJL cast iron epoxy coated CLOSING SYSTEM + GUIDING SYSTEM same as valves type 302-102 SEAL : FKM STRAINER : PP (polypropylene) PRESSURE PFA/PS in bar θ 100° CASING : GJL cast iron, epoxy coated - 2 undrilled bosses SEAL : EPDM - SPRING : stainless steel (type 202) Type 402 : CLOSING SYSTEM DN 40 brass, DN 50 and 65 bronze, other DN : cast iron with bronze stem GUIDING : DN 50 bronze, other DN : cast iron with bronze ring Type 202 : CLOSING SYSTEM : DN 2”1/2 & 3” bronze, DN4” cast iron with bronze stem GUIDING : DN2”1/2 bronze, other DN cast iron with bronze ring PRESSURE PFA/PS in bar θ 100° CASING : GJL cast iron inside and outside PTFE coated Two threaded bosses 1/4” sealed with plugs SEAL : EPDM CLOSING SYSTEM + GUIDING SYSTEM : GJL cast iron PTFE coated PRESSURE PFA/PS in bar θ 100° CASING : GJL cast iron epoxy coated Two undrilled bosses SEAL : FKM CLOSING SYSTEM + GUIDING SYSTEM : same as valves type 402 and 202 PRESSURE PFA 40 bar / PS in bar θ 100° CASING : GJS ductile iron epoxy coated With two cable passage notches (412S) SEAL : EPDM CLOSING SYSTEM : bronze