Gate Valve — ¾" 150# RF — ASTM A351 GR CF8M

ReflowX SKU: REF-6504

Product Details

Quantity

20
Availability (Lead Time)

0-2 Weeks
Product Location

United Arab Emirates
Condition

Surplus
OEM

Dresser Rand (A Siemens Business)
Equipment code

CFIHOS-30000649

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Short Description

Dresser Rand (A Siemens Business)

Description

Manufacturer: Dresser-Rand (A Siemens Business)
Valve Description: Manual Gate Valve – Flanged Ends
Part Number: DRZRNS2049R156
Item No.: X-461504A
Condition: Packaged, unused (wrapped in plastic)

PHYSICAL CONFIGURATION

Valve Type: Gate Valve

Size: ¾ inch (DN20)

End Connections: Flanged Raised Face (RF)

Design Style: Rising Stem, Bolted Bonnet

Face-to-Face: As per ASME B16.10 for ¾" Class 150 valves

Handwheel Operated: Manual operation with top-mounted handwheel

Visual Markings on Casting:

"CF8M" for stainless steel material

"150" pressure class

"PN20" pressure rating (metric designation)

MATERIALS OF CONSTRUCTION

Body Material: ASTM A351 Grade CF8M (Cast Stainless Steel – equivalent to 316 stainless steel)

Bonnet: CF8M Stainless Steel

Disc/Wedge: CF8M or 316 Stainless Steel

Stem: 316 Stainless Steel, rising

Seat Rings: Integral or renewable (assumed metallic)

Packing: PTFE or graphite packing, suitable for standard process applications

PRESSURE & TEMPERATURE RATINGS

Pressure Class: ANSI Class 150

PN Rating: PN20 (20 bar)

Max Pressure:

285 psi (19.6 bar) @ 100°F (38°C) per ASME B16.34

Temperature Rating:

-29°C to 425°C depending on gasket/packing materials

Design Standards:

ASME B16.34 for valve pressure/temperature

API 600 / API 602 for gate valve design

ASME B16.5 for flanged ends

API 598 for testing and inspection

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Technical Details

Height	~190 mm (closed)
Width	~100 mm
Length	~108 mm
Weight	~4.2 kg
Failure Action	Manual operation
Full Opening Valve	Yes
Nominal Diameter	¾ inch / DN20
Normal Operating Pressure	ASME Class 150
Normal Operating Temperature	–29°C to +425°C
Piping Class	ASME Class 150

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