The snow sits heavy on them

6.6.2.4.2 The cylindrical portions, ends (heads) and manhole covers of shells not more than 1.80 m in diameter shall be not less than 5 mm thick in the reference steel or of equivalent thickness in the metal to be used.

6.6.3.4.2 The cylindrical portions, ends (heads) and manhole covers of shells of not more than 1.80 m in diameter shall be not less than 5 mm thick in the reference steel or of equivalent thickness in the steel to be used.

The leaves are too thick to see animals! I just fire at random!

Thickness

6.6.4.4.4 For vacuum insulated tanks, the aggregate thickness of the jacket and the shell shall correspond to the minimum thickness prescribed in 6.6.4.4.2, the thickness of the shell itself being not less than the minimum thickness prescribed in 6.6.4.4.3.

In the spot where Irma fell, the lake is very deep and the bottom is covered with thick vegetation.

The snow lay on the ground, frozen into a thick, hard crust.

Ice overlying the lake is 3,750 to 4,350 metres thick.

L thickness of insulation layer m

L thickness of insulation layer m

6.6.2.4 Minimum shell thickness

6.6.3.4 Minimum shell thickness

6.6.4.4 Minimum shell thickness

6.6.3.4.3 The cylindrical portions, ends (heads) and manhole covers of all shells shall be not less than 4 mm thick regardless of the material of construction.

6.6.2.4.4 The cylindrical portions, ends (heads) and manhole covers of all shells shall be not less than 3 mm thick regardless of the material of construction.

This is particularly relevant for the monitoring of the Argentine Sea, the Province of Tierra del Fuego and the Antarctic, which are regularly covered by thick cloud layers.

This thickness shall be exclusive of any corrosion allowance.

No thickness of enamel could conceal value from his eyes.

6.6.3.4.4 The equivalent thickness of a steel other than the thickness prescribed for the reference steel in 6.6.3.4.2 shall be determined using the following formula

6.6.2.4.6 The equivalent thickness of a metal other than the thickness prescribed for the reference steel in 6.6.2.4.3 shall be determined using the following equation

The thickness of aluminium liner is 2.1 mm.

Equivalent thickness in reference steel _ mm

Stamp of expert who performed or witnessed the most recent test _

(ii) is approximately of the same size and mass as the existing equipment and

Shells of more than 1.80 m in diameter shall be not less than 6 mm thick in the reference steel or of equivalent thickness in the steel to be used.

6.6.4.4.6 The equivalent thickness of a metal other than the thickness prescribed for the reference steel in 6.6.4.4.2 and 6.6.4.4.3 shall be determined using the following equation

Shells of more than 1.80 m in diameter shall be not less than 6 mm thick in the reference steel or of equivalent thickness in the metal to be used.

Shells more than 1.80 m in diameter shall be not less than 4 mm thick in the reference steel or of equivalent thickness in the metal to be used.

6.6.4.4.2 Shells of not more than 1.80 m in diameter shall be not less than 5 mm thick in the reference steel or of equivalent thickness in the metal to be used.

Such shells of more than 1.80 m in diameter shall be not less than 4 mm thick in the reference steel or of equivalent thickness in the metal to be used.

Shells more than 1.80 m in diameter shall be not less than 6 mm thick in the reference steel or of equivalent thickness in the metal to be used, except that for powdered or granular solid substances of Packing Group II or III the minimum thickness requirement may be reduced to not less than 5 mm thick in the reference steel or of equivalent thickness in the metal to be used.

It's created depositing layers of about four microns.

Minimum shell thickness (mm reference steel) Bottom opening requir ements

(a) the minimum thickness determined in accordance with the requirements in 6.6.3.4 and

thickness (mm reference steel)

6.6.4.4.3 Shells of vacuum insulated tanks of not more than 1.80 m in diameter shall be not less than 3 mm thick in the reference steel or of equivalent thickness in the metal to be used.

e1 required equivalent thickness (in mm) of the steel to be used

(a) the minimum thickness determined in accordance with the requirements of 6.6.2.4.2 to 6.6.2.4.10

e1 required equivalent thickness (in mm) of the metal to be used

eo minimum thickness (in mm) for the reference steel specified in 6.6.3.4.2

(a) the minimum thickness determined in accordance with the requirements in 6.6.4.4.2 to 6.6.4.4.7 and

6.6.2.4.3 When additional protection against shell damage is provided, portable tanks with test pressures less than 2.65 bar, may have the minimum shell thickness reduced, in proportion to the protection provided, as approved by the competent authority.

With a general election looming in the months ahead, the air is already thick with political recrimination. The Mars mission if it succeeds is one thing that can literally rise above it all.

eo minimum thickness (in mm) of the reference steel specified in 6.6.4.4.2 and 6.6.4.4.3