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Valves & Pumps


AWWA C515 Gear Operated Gate Valves

SJZ Metalsin supplies large diameter gear operated NRS resilient-seated gate valves in accordance AWWA C515. These valves are furnished with flanged ends, machined in accordance with the dimensions of a series of international standards such as ASME B16.1 Class 125, ASME B16.47 Class 150, AWWA C207, EN1092-2 PN10/PN16, BS 4504 PN10/PN16, etc. Both the body and bonnet are made from …

AWWA C500 OS&Y Metal Seated Gate Valves

Main Design Features SJZ Metalsin supplies AWWA C500 OS&Y rising stem metal seated gate valves for water supply service. These valves have the same metal-to-metal seals as that of the NRS metal seated gate valves, which are formed between a pair of accurately machined copper alloy seat rings seated/mounted in the body and wedge respectively. The closure member of the …

AWWA C500 NRS Metal Seated Gate Valves

Main Design Features SJZ Metalsin supplies AWWA C500 NRS metal seated gate valves for water supply service. These valves are furnished with a non-rising stem for limited space installation and flanged ends in accordance with ASME B16.1 Class 125. Both the body and bonnet are made from ductile cast iron (ASTM A395 or A536) or grey cast iron (ASTM A126 …

BS 5163 NRS Metal Seated Gate Valves

Design Characteristics & Benefits of Metal Seating SJZ Metalsin supplies BS 5163 metal seated gate valves made of grey (flake graphite) cast iron or ductile (spheroidal graphite) cast iron. These valves shall be furnished with non-rising stems (NRS) and are usually handwheel operated. The closure member shall be a wedged gate, either a flexible wedge or solid wedge. The valves …

BS 5163 NRS Resilient Gate Valves for Waterworks

SJZ Metalsin supplies BS 5163 non-rising stem (NRS) resilient seat gate valves for the underground use in waterworks. The body and bonnet of these valves are usually made from ductile (spheroidal graphite) cast iron or grey (flake graphite) cast iron. They may be operated by a handwheel, a stem cap to engage with standard operation keys, or an actuator. The …

AWWA C515 Socket End Gate Valve | AWWA C111 Push-On Joint

Socket/ Push-On Ends Overview SJZ Metalsin supplies AWWA C515 ductile iron resilient seated socket end gate valves with non-rising stem (NRS). The term “socket end” refers to that these valves shall be furnished with push-on joint end connections in accordance with AWWA C111. The push-on joint is a single rubber-gasket joint that is assembled by positioning a continuous, molded, rubber-ring …

AWWA C515 FBE Coated Gate Valves | AWWA C550

AWWA C515 resilient seated gate valves are usually furnished with fusion bonded epoxy (FBE) coating in accordance with AWWA C550 to meet the requirements of water supply service. These reduced-wall gate valves shall be made from ductile iron, either with rising or non-rising stem. AWWA C550 specifies protective interior & exterior coatings for valves used for water supply, wastewater collection …

AWWA C515 MJ Gate Valves | AWWA C153 & C111

SJZ Metalsin supplies AWWA C515 MJ gate valves with non-rising stem (NRS) and resilient seated design for water supply service. These valves are furnished with reduced-wall body and made from cast ductile iron. The term “MJ” refers to that the valve shall be provided with mechanical joint ends in accordance with AWWA C153 and AWWA C111. The mechanical joint end …

AWWA C515 Gate Valve with Drain & Vent Design

Features & Benefits of Drain & Vent Design Designated with series number of MT-57-D23, the AWWA C515 gate valve with drain & vent design is a non-rising stem (NRS) resilient seated gate valve made from ductile iron. The draining and venting design is achieved by a brass plug and a threaded hole drilled in the middle of the valve body. …

AWWA C515 Resilient Seated Gate Valves | NRS & Flanged

SJZ Metalsin supplies the AWWA C515 resilient seated gate valves with non-rising stem design and flanged end connections. Furnished with ductile iron body and bonnet, these valves are widely used for water supply service. Featuring reduced-wall thickness for enhanced performance without compromising structural integrity, AWWA C515 gate valves are lighter for easier transportation and installation. Resilient Seated Design AWWA C515 …

AWWA C515 Reduced-Wall Ductile Iron Gate Valves

SJZ Metalsin supplies a series of AWWA C515 reduced-wall ductile iron gate valves for water supply service having a PH range of 6.5 to 8.5 and a temperature from 0.6°C to 52°C [33°F to 125°F]. They are resilient-seated gate valves with non-rising stems (NRS) or outside screw-and-yoke (OS&Y) rising stems. The AWWA C515 reduced-wall ductile iron gate valves may be …

BS 5150 Threaded Gate Valves for Waterworks

Design Characteristics & Applications The BS 5150 threaded gate valves supplied by SJZ Metalsin for waterworks are designated with the series number MTS-GT935. These valves are WRAS approved with non-rising stem and resilient seat design. Since they are primarily used for waterworks, they shall also be manufactured to BS 5163 and non-metallic parts of the valve in contact with potable …

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