1. Valves, Gate

Nominal size DN 250
Design spec, pressure rating ASME CL 300
Design spec API STD 600
ISO 10434
Length, f to f (e to e) 457 mm
Type of end connection FLANGED
Type of face RAISED FACE
Type of closure member WEDGE
Type of bore FULL
Type of construction OUTSIDE SCREW AND YOKE
Type of bonnet/cover BOLTED
Type of bonnet/cover gasket SPIRAL WOUND
Type of seat METAL
Uni/bi-directional BI-DIRECTIONAL
Temperature, min MINUS 29 deg C
Temperature, max PLUS 400 deg C
Emission class B
Mat, body CARBON STEEL
Mat, trim AISI 410/STELLITE 6
Mat, seals GRAPHITE
Mat spec, body ASTM A105 NORMALISED
ASTM A216 GRADE WCB
ASTM A216 GRADE WCC
Mat spec, bonnet ASTM A105 NORMALISED
ASTM A216 GRADE WCB
ASTM A216 GRADE WCC
Mat spec, gland flange ASTM A105 NORMALISED
ASTM A216 GRADE WCB
ASTM A216 GRADE WCC
Mat spec, gland ring ASTM A182 GRADE F 6A
ASTM A479 -321
Mat spec, closure member ASTM A105 NORMALISED
ASTM A216 GRADE WCB
ASTM A216 GRADE WCC
Mat spec, closure memb facing 13Cr
Mat spec, stem ASTM A182 GRADE F 6A
Mat spec, seat facing STELLITE 12
STELLITE 21
STELLITE 6
Mat spec, back seat facing 13Cr
Mat spec, gasket metallic part ASTM A240 TYPE 316
ASTM A240 TYPE 316L
Mat spec, gasket seal element GRAPHITE
Mat spec, pack rings, top/bot BRAIDED GRAPHITE
CARBON YARN
Mat spec, pack rings, interm BRAIDED GRAPHITE
CARBON YARN
DIE FORMED GRAPHITE
Mat spec, bolts/studs ASTM A193 GRADE B7
Mat spec, nut(s) ASTM A194 GRADE 2H
Additional requirements MESC SPE 77/102 2013
MESC SPE 77/300A 2013
MESC SPE 77/302 2013
MESC SPE 77/312 2012
MESC SPE 85/103 2013
MESC SPE 85/203 2012
MESC SPE 85/204 2012
Caps code GAVF CS01
Inspection category IC-I
Tec classification code GA-FW-MG-BD-TE-BB-XX-I10434-ST

MESC code 7720200661