| YES, NO, S-SUPPLEMENTAL |
READ NOTES |
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MILITARY |
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| MILITARY
SPECIFICATIONS |
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CUSTOMER |
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SUGGESTED |
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ELEVATED TEMP |
APPROVAL |
WELD |
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STRESS |
PRESSURE |
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| SPECIFICATION |
GRADE |
"R"
NUMBER |
CHEM |
TENSILE |
TENSILE |
HT |
OF WELDS |
REPAIR |
PWHT |
HARDNESS |
IMPACT |
CORROSION |
RT |
PT |
UT |
MT |
RUPTURE |
TEST |
NOTES |
| QQ-N-288 A |
M35A |
328 |
Y |
Y |
N |
N |
N |
Y |
N |
N |
N |
N |
N |
Y |
N |
N |
N |
N |
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| QQ-N-288 B |
M30H |
284 |
Y |
Y |
N |
N |
N |
Y |
N |
N |
N |
N |
N |
Y |
N |
N |
N |
N |
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| QQ-N-288 C |
M20HS |
555 |
Y |
Y |
N |
N |
N |
Y |
N |
N |
N |
N |
N |
Y |
N |
N |
N |
N |
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| QQ-N-288 D |
M25S |
281 |
Y |
N |
N |
N |
N |
Y |
N |
N |
N |
N |
N |
Y |
N |
N |
N |
N |
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| QQ-N-288 E |
M30C |
287 |
Y |
Y |
N |
N |
N |
Y |
N |
N |
N |
N |
N |
Y |
N |
N |
N |
N |
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