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GB/T 30651-2014Test method of flowability of petrolatum tape at high temperature (English PDF)

矿脂防蚀带耐高温流动性检测方法

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 31, 2014

Implementation date

July 1, 2015

Scope

GB/T 30651-2014 is the English-translated version of 矿脂防蚀带耐高温流动性检测方法.

GB/T 30651-2014 is the Chinese standard "Test method of flowability of petrolatum tape at high temperature". Its scope clause reads: This standard specifies the detection of petrolatum corrosion temperature fluidity with experimental methods of equipment, sampling, test procedures, and test results reported Report requirements.

This standard applies to petrolatum corrosion at ambient temperature with 45 °C ~ 65 °C construction detection adaptability. Its clauses include terms and definitions; reagents and materials; instrument; sampling.

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Document preview — GB/T 30651-2014

National Standard of the People's Republic of China

ICS: 25.220.99
Classification: A 29

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

1 Scope
2 Terms and definitions
3 Reagents and materials
4 Instrument
5 Sampling

1 Scope

This standard specifies the detection of petrolatum corrosion temperature fluidity with experimental methods of equipment, sampling, test procedures, and test results reported

Report requirements.

This standard applies to petrolatum corrosion at ambient temperature with 45 °C ~ 65 °C construction detection adaptability.

2 Terms and definitions

The following terms and definitions apply to this document.

2.1 Petrolatum corrosion with petrolatumtape

Non-woven fabric as a carrier, the compound containing rust inhibitors, corrosion inhibitors, thickeners, lubricants, mineral fillers, etc. specially prepared fat immersed

Strip corrosion material.

2.2 Temperature fluidity

Petrolatum tape corrosion at ambient temperature for 45 °C ~ 65 °C conditioning 24h, the release properties of the composite corrosion petrolatum band.

3 Reagents and materials

3.1 acetone or ethanol

AR.

3.2 Pipe

diameter 50mm, length 300mm.

4 Instrument

Ovens. range is -20 °C ~ 120 °C, temperature deviation <= ± 2 °C.

5 Sampling

Take a size of 500mm × 50mm petrolatum corrosion tape as a sample.

Step 6 6.1 adjust oven temperature to keep it at (60 ± 2) °C or other agreed temperature.

6.2

with gauze dipped in acetone or ethanol to clean steel, remove surface debris, dry surface.

6.3

in the middle of the steel pipe wrapped with two laps sample petrolatum corrosion, remove excess sample, the surface smooth.

6.4

will be wrapped around the pipe is placed on the sample holder, and place a tray below it (Figure 1).

6.5

The entire apparatus placed above regulate the temperature of the thermostatic oven, to maintain the level, 24h after the observation of the presence or absence of complex drip tray.

6.6

while doing three parallel sample detection.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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