GB/T 3535-2025 Active National standards

GB/T 3535-2025 Determination of pour point for petroleum products

Publish Date: 2025-10-05 Implement Date: 2026-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 3535-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Petroleum products

ICS Name: Integrated oil products

Publish Date: 2025-10-05

Implement Date: 2026-05-01

Pages: 16 pages

Scope

This document describes the test method for determining the pour point of petroleum products, and also describes the test method for determining the lower (minimum) pour point of fuel oil, heavy lubricating oil base oil, and products containing residual fuel components.
This document's automatic method is suitable for determining the pour point of petroleum products with the same cooling procedure as the manual method and a measurement interval of 3 ℃, and its precision is suitable for lubricating oil, lubricating oil base oil, and middle distillate oil.
This document is not suitable for determining the pour point of crude oil.