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FED-STD-791 Lubricants, Liquid Fuels, And Related Products, Testing Method OfThis test method standard is composed of standard test methods for sampling, inspecting and testing lubricants, liquid fuels and related products. It is issued pursuant to the Federal Property and Administration Services Act of 1949, as amended and its application to the purchase of commodities referred to herein is mandatory on all Federal agencies.

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'�NOTE:This draft dated 15 April 2006' by DasH - Page 455 of 460

FED-STD-791D

240 grit

9. Silicon-carbide grains, 150 mesh

10. Cotton, absorbent

11. 1,1,1-trichloroethane (ASTM D

4126)

12. Laboratory filter paper

13. Naphtha, aromatic (TT-N-97)

5309.5

Corrosiveness of greases (copper

1.Copper strip , soft tempered ,

annealed

strip, 100� C

2. n-Hexane (ACS grade)

3. Acetone (ACS grade)

4. Fine silicon carbide or aluminum

grit paper

5. 240 grit silicon- carbide paper

6. 150 mesh silicon � carbide paper

5321.2

Corrosion of lead by lubricating

1. Test panel, Chemical-lead

oils

(ASTM B 29-55 or equal)

2. Test panel, copper , Electrolytic

(ASTM B 152/152M)

3. Naphtha, petroleum (TT-N-97)

4. Acetone (ASTM D 329)

5. Steel wool

6. Pads, Absorbent- cotton

1. Naphtha, aliphatic (TT-N-95)

5329.2

Corrosion Protection (Humidity

2. Methyl alcohol (O-M-232)

Cabinet)

3. Silica sand, white, dry, sharp,

(size IAW ASTM E 11)

4. Test panelsFS 1009 steel,

fabricated from open-hearth, "

killed `' type low carbon, No. 4

, soft �temper, cold rolled sheet

or strip conforming to QQ-S-

698

5. Surgical gauze

5331.1

Corrosion protection of steel

1. Steel specimen, carbon steel

against sulfurous acid � salt spray

conforming to fs 1010

by solid film lubricants

2. Synthetic sea water sulfurous

acid test solution (formula

ASTM D 1141)

3. Aluminum oxide cloth 240 grit

4. 1,1,1- trichloroethane (MIL-T-

81533)

5. Distilled water (ASTM D 1193,

type 111)

6. Sulfurous acid, ACS

454