AASHTO M 270M/M 270 : 2012
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
09-01-2023
English
01-01-2012
1. SCOPE
2. REFERENCED DOCUMENTS
3. TERMINOLOGY
4. ORDERING REQUIREMENTS
5. GENERAL REQUIREMENTS FOR DELIVERY
6. MATERIALS AND MANUFACTURE
7. HEAT-TREATMENT
8. CHEMICAL REQUIREMENTS
9. TENSILE REQUIREMENTS
10. IMPACT TESTING REQUIREMENTS
11. TEST SPECIMENS AND NUMBER OF TENSION TESTS
12. RETESTS
13. ATMOSPHERIC CORROSION RESISTANCE
14. MARKING
15. KEYWORDS
SUPPLEMENTARY REQUIREMENTS
S1. FREQUENCY OF TENSION TESTS
S2. ULTRASONIC EXAMINATION
S3. MAXIMUM TENSILE STRENGTH (GRADES 345 [50], 345W [50W],
AND 345S [50S])
S4. FINE AUSTENITIC GRAIN SIZE
S5. ATMOSPHERIC CORROSION RESISTANCE
S6. LIMITATION ON WELD REPAIR (FRACTURE-CRITICAL
MATERIAL ONLY)
S7. SINGLE-HEAT BUNDLES
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