AVK FLANGED GATE VALVE, PN 10/16

Description

Key Features

• Fixed, integral wedge nut prevents vibration and ensures durability
• Fully vulcanized wedge with guide rails, integrated wedge shoes and a large conical stem hole
• Stainless steel stem with wedge stop and rolled threads for high strength
• Full circle thrust collar provides fixation of the stem and low free-running torques
• Triple safety stem sealing with an NBR wiper ring, a polyamide bearing with four NBR O-rings and an EPDM rubber manchette
• Round EPDM bonnet gasket fixed in a recess
• Countersunk and sealed bonnet bolts encircled by the bonnet gasket
• Full bore
• Low operating torque
• Epoxy coating to DIN 30677-2 and AVK guidelines

Information

AVK gate valves are designed with built-in safety in every detail. The wedge is fully vulcanized with AVK’s own drinking water approved EPDM rubber compound. It features an outstanding durability due to the ability of the rubber to regain its original shape, the double bonding vulcanization process and the sturdy wedge design. The triple safety stem sealing system, the high strength stem and the thorough corrosion protection safeguard the unmatched reliability.

Standards

• Designed according to BS EN 1074 -1 and 2, Designed according to EN 1171
• Face to face according to EN 558 Table 2 Basic Series 14
• Standard flange drilling to EN1092 (ISO 7005-2), PN 10/16

Test/Approvals

• Hydraulic test according to EN 1074-1 and 2 / EN 12266.
• Seat: 1.1 x PN (in Bar), Body: 1.5 x PN (in Bar). Closing torque test.
• Approved according to VdS Certificate No. G 4960035.