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.

Thickness

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

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

(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.

This thickness shall be exclusive of any corrosion allowance.

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 _

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.

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

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

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.

(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

If you live up here, in summer the sun is coming fairly directly down, but in winter it's coming through a huge amount of atmosphere, and much of the ultraviolet is weeded out, and the range of wavelengths that hit the Earth are different from summer to winter.

Leader Line Extensions Length

Tic length

Tic width

Tic width

Tic length

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

thickness (mm reference steel)

The Width of the Line

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.

The edge of the roof of our building had to be in line with the outer walls.

Enter the length of the tic lines

Enter the width of the tic lines.

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.

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