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API Hydrometer: API ASTM Combined Form, 39/51, 0.1 - API Hydrometers
APIAPI Hydrometers

API Hydrometer: API ASTM Combined Form, 39/51, 0.1

The API Hydrometer is an API ASTM Combined Form instrument with a range of 39/51 and scale divisions of 0.1. It features spirit filled mercury thermometers and has an overall height of 15 inches. This hydrometer is…

SKU 3G-OTH-368870

Brand
API
Item
Hydrometer: API ASTM Combined Form, 39/51, 0.1
Category
API Hydrometers
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Technical Specifications

API
Manufacturer Part Number
GW055HLS
Range
39/51
Features
Spirit Filled Mercury Thermometers
Scale Type
API ASTM Combined Form
Scale Divisions
0.1
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API Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The API Hydrometer is an API ASTM Combined Form instrument with a range of 39/51 and scale divisions of 0.1. It features spirit filled mercury thermometers and has an overall height of 15 inches. This hydrometer is identified by manufacturer part number GW055HLS.

Used in

Common applications for API
Petroleum refining — API ASTM Plain Form hydrometers (e.g., range 19/31) for measuring crude oil gravity during distillation
Fuel blending — API Combined Form hydrometers (e.g., range 39/51) with thermometer for real-time density checks in gasoline blending
Marine fuel handling — API hydrometers (e.g., range 40/80) for verifying bunker fuel API gravity at storage terminals
Quality control labs — API ASTM Plain Form hydrometers (e.g., range 49/61) for routine testing of light distillates
Field testing — API Combined Form hydrometers (e.g., range 29/41) for portable density measurement in pipeline sampling
Petrochemical production — API hydrometers (e.g., range 15/21) for monitoring solvent density in chemical processing

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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