Coupon Quality Control in ASTM Steel Rods
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5. Traceability and Documentation
1. Material Selection
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，，AISI 1045 steelAISI 4140 steel，。 For instance, AISI 1045 steel is commonly employed in uses requiring good impact resistance property, while AISI 4140 steel offers excellent power and abrasion resistance.
2. Heat Treatment
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I’ve found that it’s essential to monitor the heating and cooling methods closely to avoid excessive or insufficient heating, which can lead to poor functionality. ，。
3. Testing and Inspection
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4. Surface Treatment
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5. Traceability and Documentation
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References:
1. ASTM Organization.
(2023 Edition). ASTM A615/A615M-23. Standard Guidelines for Wrought and Seamless Carbon Steel Bars for Concrete Reinforcement.
2. International Organization for Standardization/Technical Committee 17/Subcommittee 12.
(2016 Edition). International Standard 17659:2016 Edition. Heat Treated Carbon Steel Bars for Buildingal Purposes – Thermal Treatment of Iron and Steel.
3. International Organization for Standardization/Technical Committee 17/Subcommittee 12.
(2017 Edition). International Standard 17665:2017 Edition. NDT (Non-Destructive Examination) – Manual for Certification and Application of NDT (Non-Destructive Examination) Operators.
