Trim 16 Gate Valve

347 full hard faced. 13cr stem wedge in ca 15 or 13cr faced and cocr alloy seat api trim 8 suitable for applications up to 850 f 454 c. Gate valves velan français.

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16 316 full hard faced.

Trim 16 gate valve.

Stainless steel pipe naming in different standards. The operating parts of a valve which are normally exposed to the process fluid are referred to as valve trim. 316 st gr6 350 hbn min trim material grade. The api 600 norm defined standard numbers to indentify the trim in terms of combinations of materials for the replaceable parts of the.

Usually parts like stem closure member seating surface etc. Nominal trim material type body seat surface b f6 and hardfaced 8 f6 and. Stainless trim for substantially the same service as t 21 but where the corrosion resistance of 13 chrome stainless steel internal parts are desirable. Stem and other trim parts.

8 410 and hardfaced stellite 410 410 410 8a 410 and. 316 st gr6 320 hbn min seat surface. Usually these parts are subject to wear and degradation and hence are replaceable. Removable replaceable functional parts of the valve that are exposed to the flow medium such as stem closure member and seating surfaces is termed as trim valve body bonnet yoke does not include in trim the number corresponding to material used in api 600 and api 602 are termed as trim.

Disk seat surface b stem and other trim parts available c type of body seat ring trim a no. Installations requiring a through conduit valve. 316 hf 18cr 8ni mo disc wedge. Are called as valve trim.

A hb formerly. 5 hardfaced stellite stellite 410 410 5a hardfaced ni cr ni cr 410 410 6 410 and cu ni cu ni cu ni 410 410 7 410 and hard 410 hard 410 hard 410 410 410 seats 750 bhn min. Also usable for mildly corrosive fluids and gases when limited corrosion of the. Valve trim materials the trim of a valve is the set of replaceable parts of a valve.

The parts such as body bonnet yoke etc. Are not considered as trim. Standard trim for gate valves. Flat body en 558 1 basic series 14.

Z type can be used when trim material is equal to that of body. 1 api lists as obsolete but still used in the valve industry. F z type can be used for globe and lift check valves. The temperature limitations are 0 degrees to 250 degrees f.

Air conditioning systems hvac. 105bzn cast iron gjl 250 pn 16 gate valve flat body inside screw bronze trim max 150 c 13 bar. Also even though api no longer references trim 2 for api603 gate globe check and in some commodity api600 gate valves in lower classes and under 300nb it is still manufactured as it is specified by clients. 316 full hard faced.

Trim 1 is still used for api603 gates as well as globe check valves. Api trim number material backseat stem notes 1 410 410 410 410 410 2 304 304 304 304 304 3 f310 310 310 310 310 4 hard 410 hard 410 hard 410 410 410 seats 750 bhn min. The trim shall be selected carefully depending on process parameters as fluid working temperature pressure and valve type. Zusätzliche information data sheet zusätzliche information.

As trim 10 but more erosive service and higher pressure. 16 316l type 316l stainless steel type 316l stainless steel type 316l stainless steel x y z d.