Data Sheet

NotchFlo DST Valve
D103036X012
Product Bulletin
80.2:022
August 2014
6
Trim Selection Guidelines
Refer to the following descriptions and tables 6, 7, and
8 as guidelines for the selection of appropriate trims.
 Trim 277-- Trim 277 is the standard trim for carbon
steel and alloy steel valve bodies and recommended
for general and severe service applications up to
316_C(600_F). See tables 6, 7, and 8 for operating
temperature ranges per valve size. Typical
applications for Trim 277 include services in boiler
feedwater, water, non-sour hydrocarbons, and
other non-sour liquids.
 Trim 279-- Trim 279 should be used for sour liquid
serviceincarbonsteel,alloy steel, and stainless
steel valv e bodies. Trim 279 complies with the
metallurgical requirements of NACE MR0175-2002.
Trim 279 can be used up to 316_C (600_F). See
tables 6, 7, and 8 for operating temperature ranges
per valve size.
 Trim 282-- Trim 282 should be used in stainless steel
valve bodies only. Trim 282 complies with the
metallurgical requirements of NACE MR0175-2002
and can be used up to 316_C (600_F). See table 6,
7, or 8 for operating temperature ranges per valve
size.
 Trim 283-- Trim 283 should be used in stainless steel
valve bodies only. Trim 283 complies with the
metallurgical requirements of NACE MR0175-2002
and can be used up to 316_C(600_F). See tables 6,
7, and 8 for operating temperature ranges per valve
size.
 Trim 284-- Trim 284 should be used in duplex
stainless steel valve bodies only. Trim 284 can be
used up to 316_C(600_F). See tables 6, 7, and 8 for
operating temperature ranges.
 Trim 285-- Trim 285 is the standard trim for
stainless steel valve bodies and is optional for use in
carbon steel and alloy steel valve bodies. This trim is
recommended for general and severe service
applications up to 316_C(600_F). Trim 285 can be
used in sour or moderately corrosive services and
complies with the metallurgical requirements of
NACE MR01752002. See tables 6, 7, and 8 for
operating temperature ranges per valve size.
 Trim 286-- Trim 286 is available fo r use in severe
service applications, including high pressure
separators. Trim 286 can be u sed in highly corrosive
services and complies with the metallurgical
requirements of NACE MR0103.