Needle Valve
Control Valves

Needle Valve

Precision valves for fine flow control and instrumentation.

Key Applications

InstrumentationSamplingGauge Lines
Request Quote WhatsApp Inquiry

Technical Specifications

Product Type Needle Valve
Category Control Valves
Size Range 1/2" to 48" (DN15 to DN1200)
Pressure Class 150# to 2500# (PN10 to PN420)
End Connections Flanged, Threaded, Socket Weld, Butt Weld
Operation Manual, Gear Operated, Electric Actuated, Pneumatic Actuated
Standards ASME B16.34, API 600, API 602, BS 1873, DIN 3352

Material Options

Carbon Steel

ASTM A216 WCB, A105, A350 LF2

Stainless Steel

SS304, SS316, SS316L, SS321, SS347

Alloy Steel

ASTM A217 WC6, WC9, C5, C12

Duplex Steel

F51, F53, F55, Super Duplex

Exotic Alloys

Monel, Hastelloy, Inconel, Titanium

Bronze & Brass

Gunmetal, Aluminum Bronze, Naval Brass

Features & Benefits

High Performance

Designed for reliable operation under demanding conditions with minimal maintenance requirements.

Quality Assurance

Complete material traceability, mill test certificates, and compliance with international standards.

Wide Application Range

Suitable for Instrumentation, Sampling, Gauge Lines and many other industrial applications.

Expert Support

Technical assistance for valve selection, sizing, and application engineering from our experienced team.

Request a Quote

Related Products

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