cryogenic needle valve

Monel Needle Globe Valve Butt Welded End

Monel Needle Globe Valve Butt Welded End

Valve Type Needle Globe Valve
Body Material Monel Alloy (Monel 400 / UNS N04400)
Connection Type Butt Welding (BW)
Nominal Size DN6, DN10, DN15, DN20, DN25 (1/4” to 1”)
Pressure Class Class 1500LB ~ 2500LB / PN 320
Medium Suitability Seawater, alkaline media, dilute hydrochloric acid, oil & gas, corrosive media

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Description

Technical Data Sheet

Needle Valve – Monel Body – Butt Welding Ends

Product Name: Monel Alloy Butt Weld Needle Valve

  1. General Information

Item

Specification

Valve Type

Needle Globe Valve

Body Material

Monel Alloy (Monel 400 / UNS N04400)

Connection Type

Butt Welding (BW)

Nominal Size

DN6, DN10, DN15, DN20, DN25 (1/4” to 1”)

Pressure Class

Class 1500LB ~ 2500LB / PN 320

Medium Suitability

Seawater, alkaline media, dilute hydrochloric acid, oil & gas, corrosive media

Operating Temperature

-50°C to +350°C (depending on sealing material)

  1. Design Standards & Specifications

Item

Standard

Design & Manufacturing

ASME B16.34, API 602, GB/T 12224

Face-to-Face / End-to-End

ASME B16.10, GB/T 12221

Butt Weld End Dimensions

ASME B16.25 (Bevel preparation as per client request)

Inspection & Testing

API 598, JB/T 9092

  1. Main Component Materials

Part Name

Material Type

Material Standard / Grade

Body

Monel Alloy

Monel 400 (UNS N04400)

Bonnet

Monel Alloy

Monel 400 (UNS N04400)

Disc / Needle Tip

Monel / Alloy Steel

Monel 400 / 17-4PH (with Stellite facing)

Stem

Monel / PH Stainless Steel

Monel K-500 / 17-4PH

Packing

Flexible Graphite / PTFE

/

Handwheel

Carbon Steel / Malleable Iron

/

  1. Technical Parameters & Dimensions (Reference)

**Butt Weld Needle Valve (Type J61W) – Main Dimensions **

Nominal Size (DN)

Weld End O.D. (D) mm

Overall Length (L) mm

Height (H) mm

Nominal Pressure (PN)

Working Pressure

DN6

14 mm

60 – 80

90 – 110

320

32.0 MPa

DN10

18 mm

90 – 110

110 – 130

320

32.0 MPa

DN15

22 mm

110 – 130

130 – 150

320

32.0 MPa

DN20

28 mm

120 – 140

150 – 180

320

32.0 MPa

DN25

34 mm

140 – 160

170 – 200

320

32.0 MPa

Note: The above dimensions are for reference only. Actual dimensions should conform to the manufacturer’s certified drawings.

  1. Testing & Inspection
  • Shell Test Pressure: 48.0 MPa (1.5 x Rated Pressure)
  • High Pressure Seat Test: 35.2 MPa (1.1 x Rated Pressure)
  • Air Tightness Test: 0.6 MPa
  1. Optional Features
  • Disc/Needle Type: Conical Needle / Ball Type Disc
  • Packing Type: Standard Packing / Bellows Seal (for severe conditions)
  • Operation: Handwheel / Locking Device

GUATANTEE:

SAVVY VALVES is committed to delivering exceptional product quality and worry-free after-sales service. Our valves are guaranteed to provide a minimum service life of 12 months, during which we will supply all necessary spare parts and detailed maintenance instructions free of charge. Within the warranty period, if any non-human-induced damage occurs, we will replace components at no cost and provide professional technical support. After the warranty expires, customers only need to pay for the cost of spare parts, while still benefiting from discounted maintenance services. Our goal is to help clients reduce operational costs and enhance production efficiency through reliable quality and comprehensive after-sales support. Whether for technical inquiries or maintenance needs, our expert team will respond promptly to ensure your valve system maintains optimal performance at all times.

 

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