3/4“-150LB B62 Flanged Globe Valve

Product Name Aluminum Bronze Flanged Globe Valve
Nominal Size 3/4 inch (DN20)
Pressure Class Class 150 LB
Connection Type Flanged, Raised Face (RF)
Operation Handwheel (Manual)
Applicable Media Seawater, Steam, Water, Oil, & Non-corrosive Fluids
Temperature Range -20°C to 220°C

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Technical Data Sheet

Aluminum Bronze Flanged Globe Valve
Model: 3/4″ – 150LB | Body Material: ASTM B62

General Information

Item	설명
Product Name	Aluminum Bronze Flanged Globe Valve
공칭 크기	3/4 inch (DN20)
Pressure Class	Class 150 LB
Connection Type	Flanged, Raised Face (RF)
작업	Handwheel (Manual)
Applicable Media	Seawater, Steam, Water, Oil, & Non-corrosive Fluids
온도 범위	-20°C to 220°C

Applicable Standards

요소	기준
Design & Manufacture	MSS SP-80 / ASME B16.34 / BS 5154
End-to-End Dimension	ASME B16.10
Flange Dimension	ASME B16.5 Class 150
Pressure Testing	API 598 / MSS SP-61
Marking	MSS SP-25

Material of Construction (ASTM B62)

The valve body and bonnet are manufactured from ASTM B62 (C83600) , also known as 85-5-5-5 Red Brass or Leaded Red Brass.

Chemical Composition (ASTM B62)

Element	Percentage (%)
Copper (Cu)	84.0 – 86.0
Tin (Sn)	4.0 – 6.0
Lead (Pb)	4.0 – 6.0
Zinc (Zn)	4.0 – 6.0
Others (Max)	0.5

Mechanical Properties

Property	Value
Tensile Strength (Min)	30,000 psi (205 MPa)
Yield Strength (Min)	14,000 psi (95 MPa)
Elongation	15% min
Hardness (Brinell)	60 HB typical

Parts List

Part Name	재료	Standard / Grade
1	몸	Aluminum Bronze	ASTM B62 (C83600)
2	Bonnet	Aluminum Bronze	ASTM B62 (C83600)
3	Disc / Valve Plug	Bronze / Stainless Steel	ASTM B62 / SS304/316 (Optional)
4	줄기	Naval Brass / Stainless Steel	ASTM B21 / SS316
5	Packing Gland	Bronze	ASTM B62
6	Handwheel	Cast Iron / Malleable Iron	–
7	Stem Packing	PTFE / Graphite	Non-asbestos
8	Bonnet Gasket	Copper / Graphite	Annealed Copper / SWG

Dimensions (3/4″ – Class 150LB Flanged)

Reference Standard: ASME B16.10 & ASME B16.5

Flange Details (ASME B16.5 Class 150)

설명	Inch	mm
Pipe Size	3/4″	DN20
Flange Outer Diameter (D)	4.25″	108 mm
Flange Thickness (C)	0.56″	14.3 mm
Raised Face Diameter	2.00″	50.8 mm
Raised Face Height	0.06″	1.6 mm
Bolt Circle Diameter (K)	3.12″	79.4 mm
Bolt Hole Diameter	0.62″	16 mm
Number of Bolt Holes	4	4
Weld Neck / Threaded?	N/A (Flanged)	N/A

Valve Dimensions

Dimension	Inch (approx)	mm (approx)
Face-to-Face Length (L)	5.50″	140 mm
Overall Height (H) – Closed	6.30″	160 mm
Overall Height (H) – Open	8.70″	220 mm
Handwheel Diameter (W)	4.50″	115 mm

Note: Dimensions may vary slightly depending on manufacturer. Please refer to the certified drawing before installation.

Pressure & Temperature Ratings

Based on ASME B16.34 / MSS SP-80 for Bronze/B62 material.

Temperature (°F)	Temperature (°C)	Max. Working Pressure (psi)
-20 to 150	-29 to 66	200
200	93	185
250	121	175
300	149	165
350	177	150
400	204	125
425	218	100

Test Pressure:

Shell Test: 300 psi (Hydrostatic)
Seat Test: 220 psi (Hydrostatic)

Product Features

Excellent Corrosion Resistance: ASTM B62 Aluminum Bronze offers superior resistance to seawater and brackish water corrosion, making it ideal for marine applications.
Long Service Life: The material’s anti-galling and anti-seizing properties ensure smooth operation and long-term reliability.
Tight Shut-off: Precision machined seat and disc provide bubble-tight sealing.
Compliance: Designed, manufactured, and tested in accordance with international standards (MSS, ASME, API).
Easy Maintenance: Bolted bonnet design allows for easy inspection and repair without removing the valve from the pipeline.

응용 프로그램

Marine & Shipbuilding: Seawater cooling systems, ballast systems, fire fighting.
Offshore Platforms: Seawater handling, utility systems.
Desalination Plants: Brine and seawater lines.
Industrial: Steam lines (low pressure), cooling water, and non-aggressive fluid control.

Disclaimer: The information provided in this datasheet is for general reference only. For specific applications and critical installations, please consult the manufacturer for certified drawings and torque specifications.

보증:

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