Detailed Specifications

Item 1 — General Design & Service Conditions

Valve TypeBolted bonnet, outside screw & yoke (OS&Y), rising stem, rigid wedge gate valve
Nominal SizeDN400 (16")
Pressure RatingPN10 per EN 1092-1 / ANSI Class 150# equivalent
ApplicationSeawater supply system — drop-in replacement
Working MediumSeawater; salinity 9.7–13.15%; solids 50 g/L; particle size 1.0–2.0 mm
Temperature Range–2°C to +40°C operating; 0°C to +40°C per RFQ
Flow DirectionBidirectional
ActuationManual — handwheel operated (no electric actuator)
Seat LeakageAPI 598 — metal-to-metal, tightness Class A
Design Life35 years design service life; 3,000 full operating cycles
InstallationAny orientation; pipeline material CuNi5Fe-1 steel

Item 1 — Materials of Construction

BodyASTM B148 C95800 Nickel-Aluminium-Bronze (CuAl10Fe5Ni5) — sand cast
BonnetASTM B148 C95800
Wedge / GateASTM B148 C95800 with metal-to-metal seat; hardfacing min. 30 HRC
StemASTM A182 F316 (AISI 316) stainless steel, blow-out proof
Stem Bushing / SleeveASTM A182 F316
Gland FlangeASTM A351 CF8M
YokeASTM B148 C95800
Stem NutAluminium bronze ZCuAl10Fe3
HandwheelDuctile iron (EN-GJS-500-7)
Bonnet GasketSpiral wound SS316 + flexible graphite
Stem PackingFlexible graphite (AF-1 grade equivalent), packed gland type
FastenersStud bolts ASTM A193 B8M; nuts ASTM A194 8M

Item 1 — Dimensions & End Connections (per customer drawing)

Face-to-Face (L)310 mm per EN 558-1 (drop-in replacement dimension)
Flange StandardEN 1092-1 PN10 RF
Flange OD (D)565 mm
Bolt Circle (D1)515 mm — 16 holes x Ø28 mm
Raised Face (D2)482 mm; face height f = 4 mm
Flange Thickness (b)26 mm
Bore (A)406.4 mm
Overall Height (H)1,815 mm (approx.)
Handwheel Diameter (W)550 mm
Estimated WeightApprox. 680–750 kg (subject to final foundry pattern)
Design StandardsEN 1984, EN 558-1, EN 1092-1, EN 12266, API 598, ASTM B148

Item 1 — Testing, Documentation & Spares

Shell Test1.5 x PN (15 bar) hydrostatic per API 598 / EN 12266
Seat Test1.1 x PN (11 bar) hydrostatic per API 598
NDTDye-penetrant test (PT) on NAB castings per ASTM E165
MTCEN 10204 3.1 mill test certificate with chemical & mechanical properties
DocumentationPacking list, valve passport/certificate, IOM manual, assembly GA drawing, test reports (English). Russian translation available on request.
Spare Parts KitStem seal — 1 set; seat seal — 3 sets; counter flanges set — 1 lot
PackagingFlange faces protected; valve palletized in wooden crate for outdoor storage and multimodal transport
Warranty24 months from commissioning or 36 months from delivery, whichever is earlier
MarkingManufacturer, valve designation, PN, DN, serial no., year, body material, climatic version, flow arrows
Download PDF Datasheet

Technical Specifications

Parameter Value
Size Range 1/2" to 24"
Pressure Rating 150# to 2500#

Materials of Construction

Carbon Steel

ASTM A216 WCB, A105, A350 LF2

Stainless Steel

SS304, SS316, SS316L, SS321

Alloy Steel

ASTM A217 WC6, WC9, C5, C12

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Technical Specifications

Size Range1/2" to 48" (DN15 to DN1200)
Pressure RatingClass 150 to 2500 (PN10 to PN420)
Body MaterialsWCB, CF8M, CF3M, Duplex SS, NAB
Trim MaterialsSS304, SS316, SS316L, Stellite, Inconel
End ConnectionsFlanged RF/FF/RTJ, Threaded, SW, BW
StandardsAPI 600/602/603/608/609, ASME B16.34, BS 1873
Temperature Range-196°C to +550°C
Face to FaceASME B16.10, EN 558, API 609

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