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API Hydrometer: API Combined Form, 30/50, 0.2, 15 in Overall Ht - API Hydrometers
APIAPI Hydrometers

API Hydrometer: API Combined Form, 30/50, 0.2, 15 in Overall Ht

The API Hydrometer (MPN GW6004) is an API Combined Form hydrometer with a 30/50 range and 0.2 scale divisions. It features a 0 to 150ºF thermometer and has a 15-inch overall height.

SKU 3G-OTH-368885

Also listed as: GW 6004 · GW-6004

Brand
API
Item
Hydrometer: API Combined Form, 30/50, 0.2, 15 in Overall Ht
Part Number
GW6004
Category
API Hydrometers
Available to Order
Also known as:GW6004API
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

API
Manufacturer Part Number
GW6004
Range
30/50
Features
0 to 150ºF Thermometer
Scale Type
API Combined Form
Scale Divisions
0.2

Technical Documents

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

The API Hydrometer (MPN GW6004) is an API Combined Form hydrometer with a 30/50 range and 0.2 scale divisions. It features a 0 to 150ºF thermometer and has a 15-inch overall height.

Frequently Asked Questions

What is the API Hydrometer GW6004 used for?

The API Hydrometer GW6004 is used to measure the specific gravity of petroleum products and crude oils in laboratory and field testing. Its API Combined Form scale with a 30/50 range and 0.2 divisions, plus a 0 to 150ºF thermometer, makes it suitable for density determination per ASTM standards.

What are the specifications of the API Hydrometer GW6004?

The API Hydrometer GW6004 has a 30/50 range, 0.2 scale divisions, and an API Combined Form scale. It includes a 0 to 150ºF thermometer and measures 15 inches overall height. The manufacturer part number is GW6004. These specs ensure accurate density readings for petroleum testing.

Where to buy the API Hydrometer GW6004 worldwide?

You can source the API Hydrometer GW6004 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply this hydrometer to laboratories and refineries internationally.

How to use and maintain the API Hydrometer GW6004?

To use the API Hydrometer GW6004, gently lower it into a clean sample cylinder containing the petroleum product at the specified temperature. Read the scale at the bottom of the meniscus. After use, rinse with a suitable solvent and store in its protective case to prevent damage. Avoid thermal shock.

Used in

Common applications for API
Power plants — API control rods for flanged expansion joints in steam piping systems to manage thermal expansion.
Chemical processing — API control rods for single bulb expansion joints in corrosive fluid lines to prevent over-extension.
Oil and gas refineries — API control rods for double bulb expansion joints in high-pressure piping to control axial movement.
HVAC systems — API control rods for flanged expansion joints in large ductwork to accommodate temperature changes.
Water treatment — API control rods for expansion joints in pump discharge lines to restrict motion during pressure surges.
Industrial steam distribution — API control rods for single bulb expansion joints in 12-inch headers to ensure controlled expansion.
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API Products

3G Electric supplies API api hydrometers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Glass hydrometer with API ASTM Combined Form scale, 29/41 range, and 0.1 scale divisions. Features a 0 to 150°F thermometer and overall height of 15 inches. Used for measuring specific gravity of petroleum products and crude oil in laboratory and refinery settings

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