ASTM A Scope - This specification covers bolts, threaded rod, and anchors in diameters ranging from 1/4" through 3" (inclusive). It is a medium strength bolt . ASTM A covers headed bolts, rods, and anchor bolts in diameters ranging from 1/4" through 3" inclusive. It is a medium strength bolt manufactured from a. A Standard Specification for Hex Cap Screws, Bolts and Studs, Steel, Heat Treated, Standard + Redline PDF Bundle ASTM License Agreement.
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ASTM A covers. headed bolts.,. rods., and. anchor bolts. in diameters ranging from. 1/4" through 3" inclusive. It is a medium strength bolt. ASTM A Standard Specification for Quenched and Tempered Steel Bolts and Studs_自然科学_专业资料. 人阅读|29次下载. ASTM A ASTM A covers headed bolts, rods, and anchor bolts in diameters ranging from 1/4″ through 3″ inclusive. It is a medium strength bolt.
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ASTM A449 Specification
Tensile strength, proof load, hardness tests, and axial tension tests shall be performed to conform with the specified requirements. No other units of measurement wstm included in this standard.
This specification2 covers quenched and tempered steel hex cap screws, bolts, and studs having a minimum tensile strength. Type 1 fasteners shall be plain carbon steel, carbon boron steel, alloy steel, or alloy boron steels conforming to the requirements.
Historical Version s — view previous versions of standard. Plain carbon steel, carbon boron steel, alloy steel, or alloy boron steel. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.
ASTM A Specification Steel, as defined by the American Iron and Steel Institute, shall be considered to be alloy when the max range given atsm the content of alloying elements exceeds one of more of the following limits:. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application.
ASTM A449 PDF
Additionaltestsof to Over 1'h,incl individual shipments of material are not ordinarily contemin plated. Individual heats steel are not identified the finished of tests are performed, acceptance based on tensile requirements product. Dimensions mechanical tests for each stock size in each shipment.
From each lot, the number of tests for each specified fied by the downloadr. Over to 8 , incl 2 8.
M e r zinc failed. All the additional samples shall conform to the specificoating, the maximum limit of pitch and major diameter may cation or the lot shall rejected. Limit, in.
Brinell Hardness Number Y 4 0. Test Methods 1 These values are the same as the overtappingrequired for zinccoated nuts in SpecificationA 5 3 6.
Incaseof dispute, a calibratedthread ring gage of that same size Class Inspection X tolerance, gage tolerance plus to be used. Assembly of the Theseinspections,when Themanufacturer 8. All tests and inspections required the specifiby Class 3A maximumlimits, that is, Class 2A plus the allowance.
Workmanship, Finish, and Appearance interfere unnecessarily with the operation of the works. Responsibility TYPe 1 2 Marking 3 radial lines "apart 3 radial lines 60" apart Rejection and Rehearing located on the top of the bolt head or stud end and may be either raised or depressed, at the optionof the manufacturer. Rejection should be reported The two identifiin writing.
In case of to the producer or supplier promptly and cations shall preferablybe in different locationsand, when on dissatisfactionwiththeresultsofthetest,theproducer or the same level, shall be separated by at least two spaces. Product Marking Packaging and Package Marking See footnote C in Table 3.
I s e t d bolts in the l t if the lot size is less than the sample size. Consult producer the f a the size that can be marked. For the convenienceof the user, CommitteeF16 has highlighted those changes that impact the use of this standard.Number of Tss and Retests et The American Society for Testing and Materials positionno takes respecting the validity of any patent rights asserted in connection with any item mentioned in this standard. All the additional samples shall conform to the specificoating, the maximum limit of pitch and major diameter may cation or the lot shall rejected.
Steel, as axtm by the American Iron and Steel Institute, shall be considered to be alloy when the max range given for the content of alloying elements exceeds one of more of the following limits: Plain carbon steel, carbon boron steel, alloy steel, or alloy boron steel.
Protective Coatings 5. Steel, as defined by the American Iron and Steel Institute, shall be considered to be alloy when the max range given for the content of alloying s exceeds one of more of the following limits:. This section may also include descriptions of the changes or reasons for the changes, or both.
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