Industrial Plug Valve

Plug Valves

Our plug valves are designed for reliable performance in some of the most demanding industrial applications. They provide a tight shutoff and are suitable for services with high temperatures, pressures, and abrasive media.

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Product Specifications

Design Standard API 599, API 6D
Type Lubricated, Non-lubricated
Material Carbon Steel, Stainless Steel, Special Alloys
Pressure Rating ASME Class 150 to 2500
Size Range 1/2" to 36"

Materials of Construction

Part Carbon Steel Alloy Steel Stainless Steel
BodyA216 WCB/WCC; A352 LCB/LCCA351 CF8/CF8M
PlugWCB ENP/HCr overlay; LubricatedSS304/SS316
SeatMetal: 410/316 + HFPTFE/RPTFE/PEEK (non‑lubricated)
StemA276 TP410A276 TP410A276 TP304/316
Gland FlangeA105A105A351 CF8/CF8M
PackingGraphite/PTFE packing, injection sealant (lubricated type)
StudsA193 B7A193 B16A193 B8
NutsA194 2HA194 7A194 8
GasketSpiral wound SS316/304/321 with graphite filler

Technical Specifications

Design & Exporting

Standard: BS 5351 / API 6D

Testing & Inspection

Standard: API 598 / BS 5146

Pressure Rating

Class: 150# / 300#

Temperature Rating

Max Temp: 180°C - 300°C

Test Pressure Requirements

Test Type Pressure Standard
Hydrostatic Body Test 425 PSI (Class 150) API 598
Seat Test 300 PSI (Class 150) API 598
Air Test 80 PSI API 598

Materials of Construction

Part Name Material Specification
Body ASTM A351 Gr. CF8/CF8M/CF3/CF3M, ASTM A216 WCB, Cast Iron
Ball/Disc AISI 304/316/304L/316L Stainless Steel
Stem AISI 304/316/304L/316L, AISI 410
Seat/Seal PTFE, Reinforced PTFE, Graphite
Gaskets Spiral Wound Metallic, PTFE, Graphite
Bolting ASTM A193 Gr. B7/B8, Carbon Steel

Size Range & End Connections

Size Range:

1/2" to 12" (15mm to 300mm)

End Connections:

Flanged (ANSI B16.5), Screwed (BSP/NPT), Socket Weld (ANSI B16.11), Tri-Clover

Pressure Classes:

Class 150, 300, 600, 800, 1500, 2500

Face to Face:

As per ANSI B16.10, BS 5351

Technical Notes

Standards Compliance

API 6D

Pipeline Valves

API 598

Valve Testing

BS 5351

Steel Ball Valves

ANSI B16.34

Valve Design

ISO 9001

Quality Management

IBR

Indian Boiler Regulations