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EJ/T 306-1994 English PDF (EJT306-1994)

EJ/T 306-1994 English PDF (EJT306-1994)

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EJ/T 306-1994: 1000-liter UF6 containers

This Standard specifies the structural type, dimensions, main technical parameters, and main materials of 1000-liter UF6 containers.
EJ/T 306-94
EJ
Nuclear Industry Standard
of the PEOPLE Republic of China
Replacing EJ/T 306-88
1,000-liter UF6 containers
1000??????????????€??????
ISSUED ON. MARCH 7, 1994
IMPLEMENTED ON. AUGUST 1, 1994
Issued by. China National Nuclear Corporation
Table of Contents
1 Subject content and applicable scope ... 3
2 Normative references ... 3
3 Provisions on the main technical parameters of containers (see Table 1) .. 3 4 Provisions on structural type and dimensions (see Fig 1 and 2) ... 4 5 Provisions on the main materials of containers (see Table 2) ... 5
6 Provisions on manufacturing, tests, acceptance, application and
transportation ... 5
7 Construction drawing number ... 5
Additional information... 6
1,000-liter UF6 containers
1 Subject??content??and??applicable??scope
This Standard specifies the structural type, dimensions, main technical parameters, and main materials of 1,000-liter UF6 containers.
This Standard applies to the containers that use depleted gaseous and solid uranium hexafluoride as medium.
2 Normative??references
GB 912 Technical conditions of the sheet steels of ordinary carbon structural steels and low alloy structural steels
GB 1220 Stainless steel bars
GB 3280 Cold rolled stainless steel sheets and plates
GB 3531 Technical conditions of the thick low alloy steel plates for low temperature pressure vessels
GB 8163 Seamless steel tubes for liquid service
EJ/T 155 Flange vacuum valves (Dg25)
EJ 157 Torpedo vacuum valves (Dg65)
EJ 190 Technical conditions of steel vessels
EJ/T 307 Regulations for application of UF6 containers
3 Provisions??on??the??main??technical??parameters??of??containers??(see
Table??1)
Table 1 Main Technical Parameters
Volume (L)
Design
Pressure
Working
Pressure
Design
Temperature
Working
Temperature
Structural
Type Valve Weight
Internal
Pressure
External
Pressure Vacuum
Pa
(Absolute Pressure)
Maximum Pressure
MPa
(Gage Pressure)
Lowest (??C)
Highest (??C)
Lowest (??C)
Highest (??C)
Division Plate
Valve
Inlet D
N 65
EJ/T 157
Outlet D
N 25
EJ/T 155
kg
MPa
(Gage Pressure) Type I
Type II
Type I
Type II
Type III
Type I
Type II
1,000 0.5 0.3 0.1 13 0.1 -40 120 -40 120
Horizontal
Vertical
None
Internal
Pressure
MPa
(Gage
Pressure)
0.1 0.4
4 Provisions??on??structural??type??and??dimensions??(see??Fig??1??and??2)
Figure 1 Type I
Thermowell
Inlet Outlet
K-directional View
Figure 2 Type II
5 Provisions??on??the??main??materials??of??containers??(see??Table??2)
Table 2 Main Materials of Containers
Container
Name Material Designation Material Standard No.
Cylinder Sealing-head 16MnDR GB 3531
Division Plate 16Mn GB 912
Tube 16Mn GB 8163
Liner 5265 ?€?
6 Provisions on manufacturing, tests, acceptance, application
and??transportation
The manufacturing, tests and acceptance shall be conducted according to the provisions of EJ 190. The application shall be conducted according to the provisions of EJ/T 307. The transportation shall be conducted according to the provisions of GB 11806.
7 Construction??drawing??number
1,000-liter Type I (or Type II) UF6 containers EJ/T 306-I (or EJ/T 306-II) Inlet Outlet
K-directional View
Additional??information.
This Standard was proposed by the Bureau of Nuclear Fuel of China National Nuclear Corporation.
Responsible drafting organization of this Standard. 7th Research and Design Institute of China National Nuclear Corporation.
Main drafters of this Standard. Wu Zhaopei and Wang Litong.
This Standard was first released in June 1988.
This Standard was first revised in September 1992.

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