GJB 150 consists of the following 28 parts under the general title Laboratory environmental test methods for military materiel:
a) Part 1: General requirements;
b) Part 2: Low pressure (altitude) test;
c) Part 3: High temperature test;
d) Part 4: Low temperature test;
e) Part 5: Temperature shock test;
f) Part 7: Solar radiation test;
g) Part 8: Rain test;
h) Part 9: Damp heat test;
i) Part 10: Fungus test;
j) Part 11: Salt fog test;
k) Part 12: Sand and dust test;
l) Part 13: Explosive atmosphere test;
m) Part 14: Immersion test;
n) Part 15: Acceleration test;
o) Part 16: Vibration test;
p) Part 17: Acoustic noise test;
q) Part 18: Shock test;
r) Part 20: Gunfire vibration test;
s) Part 21: Wind pressure test;
t) Part 22: Icing/freezing rain test;
u) Part 23: Motions and inclinations test;
v) Part 24: Temperature-humidity-vibration-altitude test;
w) Part 25: Vibro-acoustic/temperature test;
x) Part 26: Contamination by fluids test;
y) Part 27: Pyroshock test;
z) Part 28: Acidic atmosphere test;
aa) Part 29: Ballistic shock test;
bb) Part 30: Ship shock test.
This is Part 4 of GJB 150, which replaces GJB 150.4-1986 Environmental test methods for military equipments - Low temperature test.
Laboratory environmental test methods for military materiel - Part 4: Low temperature test
1 Scope
This part specifies the purpose and application, tailoring guidelines, information requirements, test requirements, test process and result analysis of low temperature test carried out in military materiel laboratory.
This part is applicable to low temperature test of military materiel.
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this part. For dated reference, subsequent amendments (excluding corrections), or revisions, of any of these publications do not apply to this part. However parties to agreements based on this part are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references or references with version not indicated, the latest edition of the normative document referred to applies.
GJB 150.1A-2009 Laboratory environmental test methods for military materiel - Part 1: General requirements
GJB 150.2A-2009 Laboratory environmental test methods for military materiel - Part 2: Low pressure (altitude) test
GJB 150.24A-2009 Laboratory environmental test methods for military materiel - Part 24: Temperature-humidity-vibration-altitude test
GJB 1172.2-1991 Climatic extremes for military equipment - Surface air temperature
GJB 4239 General requirements for materiel environmental engineering
3 Purpose and application
3.1 Purpose
This test is intended to evaluate the influence of low temperature conditions on the safety, integrity and performance of materiel during storage, operating, disassembly and assembly.
3.2 Application
This test is applicable to the evaluation of materiel used in low temperature environment.
3.3 Restriction
Foreword i
1 Scope
2 Normative references
3 Purpose and application
3.1 Purpose
3.2 Application
3.3 Restriction
4 Tailoring guidelines
4.1 Selection of test methods
4.2 Selection of test procedures
4.3 Determination of test conditions
5 Information requirements
5.1 Information required before test
5.2 Information required during test
5.3 Information required after test
6 Test requirements
6.1 Test equipment
6.2 Test control
6.3 Test interruption
6.4 Installation and commissioning of test piece
7 Test process
7.1 Test preparation
7.2 Test procedures
8 Result analysis
