This standard is issued under the fixed designation A /A M; the number 1 This specification is under the jurisdiction of ASTM Committee A01 on Steel. Designation: A/AM − 16a. Alloy-Steel Turbine-Type Bolting Material A/AM standard. High-Temperature Bolting Materials With Expansion A/AM therefore, each system shall be used independently of the other. View Account▹ · Home; ASTM A/AM Add to Cart. Printed Edition + PDF;; Immediate download; $; Add to Cart.
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A/AM Specification for Common Requirements for 1 This specification is under the jurisdiction of ASTM Committee A01 on Downloaded/printed by. 全部. DOC PPT TXT PDF XLS. 百度文库 · 专业资料 · 自然科学 · 物理. ASTM A AM - _物理_自然科学_专业资料 ASTM Standards:2 A29/A29M Speci?cation for Steel Bars, Carbon EDT 1 Downloaded/printed by Pontifcia Universidade Catlica do Paran pursuant to License Agreement. A/AM Specification for Common Requirements for 1 This specification is under the jurisdiction of ASTM Committee A01 on Steel,. Stainless Steel and.
The latest issue shall apply unless otherwise speci?
The supplementary requirements only apply when speci? The values stated in either SI units or inch-pound units are to be regarded separately as standard.
Within the text, the SI units are shown in brackets. Current edition approved May 15, Published July Originally approved in DOI: No further reproductions authorized. Terminology 3. See Speci?
May also apply to work hardened condition or strength level, or both. Ordering Information 4.
Examples of such information include, but are not limited, to the following: 4. Box , Arlingate Ln.
ASTM A 962 - 16a
Melting Process 5. If secondary melting is employed, the heat shall be de? When steel of different grades is continuously cast identi?
The steel producer shall remove the transition material by an established procedure that positively separates the grades. Should the downloadr deem it necessary to have the transition zone of two heats of the same grade which are continuously cast discarded, the downloadr shall invoke Supplementary Requirement S Materials and Manufacture 6.
Finish hot or cold, ground, rough turned, drawn, etc. Chemical Composition 7. If secondary melting processes are employed, the heat analysis shall be obtained from one remelted ingot or the product of one remelted ingot of each primary melt. The chemical analysis thus determined shall conform to the requirements of the individual product speci? Product analysis check analysis tolerances shall not be applied to heat analysis requirements.
The chemical composition thus determined shall conform to the limits of the product speci? When multiple samples are taken from the same lot for product analysis individual elements shall not vary both above and below the speci? Steels with intentional additions of selenium may only be supplied or used when speci? Mechanical Properties 8. Heat treatment shall be completed prior to removal of material for mechanical testing. Impact tests are not required on bars 1? Impact tests are not required on material from externally threaded fasteners when the thread diameter is 1?
Hardness Requirements 9. Hardness testing shall be performed in accordance with Test Methods and De? Tensile Requirements Proof Load and Cone Proof Requirements The minimum proof load required by the product speci? The nut shall resist this load without stripping or rupture, and shall be removable by hand, without use of tooling, after the load is released. A wrench may be used to loosen the nut one-half turn maximum to start it in motion. The test shall be discarded if the threads of the mandrel or test bolt are damaged during the test.
The test uses a conical washer and threaded mandrel to determine the load-carrying ability of hardened steel nuts through 11? The FIG.
The nut shall support its speci? For sizes over 1? Impact Requirements The longitudinal axis of the specimen shall be parallel to the direction of rolling or, in the case of forgings, to the longest axis of the component the test bar represents. The notch shall be located on the test specimen surface which most closely approaches a radial direction. The base of the notch shall be as nearly as practicable perpendicular to the longest axis of the component.
Workmanship, Finish, and Appearance The length of the point on studs and stud bolts shall be not less than one nor more than two complete threads as measured from the extreme end parallel to the axis. Length of studs and stud bolts shall be measured from? Bolts, studs, and bolting material shall be capable of passing inspection in accordance with Speci? The body diameter and head? Series shall be used. In addition nuts shall either be double chamfered or have a machined or forged washer face, at the option of the manufacturer, and shall conform to the angularity requirements of the applicable ASME speci?
Decarburization Number of Tests Lot Size pc 50 and less 51 to to 35 Over 35 Sample Size 2 3 5 8 to ruptures, cracks, or? Retesting shall be performed on twice the number of samples originally speci? Box www.
Melting Process 3. The molten steel may be vacuum- tempering charge and submitted for inspection at the same treated prior to or during pouring of the ingot or strand casting. If second- bolting components machined from the same lot of bolting ary melting is employed, the heat shall be defined as all of the material defined as outlined in either 3. The steel process such as rolling, forging, or machining from the same producer shall remove the transition material by an established heat or cast of material, of the same prior condition, the same procedure that positively separates the grades.
ASTM A 962 - 16a
Should the size, and subjected to the same heat treatment in one tempering downloadr deem it necessary to have the transition zone of two charge. Ordering Information 6.
Materials and Manufacture 4. Finish hot needed material.
Examples of such information include, but are rolled or cold drawn, rough turned, extruded, ground, or not limited, to the following: polished shall be at the option of the manufacturer unless 4.
Chemical Composition product specification, and 7. Terminology A The chemical analysis methods—When bolting components have been produced by thus determined shall conform to the requirements of the forming, when they have been subjected to heat treatment, or individual product specification.
Product analysis check when the nominal thread size falls into a different diameter analysis tolerances shall not be applied to heat analysis range than that of the starting bar as shown in the applicable requirements. Impact tests are not required on material or from broken mechanical test specimens. When multiple samples are taken from the same lot prescribed in the product specification.
Hardness testing shall for product analysis, individual elements shall not vary both be performed in accordance with Test Methods and Definitions above and below the specified range. Steels with intentional additions of selenium may only be supplied or used when Tensile Requirements specifically called out in the product specification.
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Mechanical Properties Methods and Definitions AThe length of the point on studs and stud bolts shall be not less than one nor more than two complete threads as measured from the extreme end parallel to the axis. If second- bolting components machined from the same lot of bolting ary melting is employed, the heat shall be defined as all of the material defined as outlined in either 3.
This preview shows page 55 - 57 out of 84 pages. The chemical analysis thus determined shall conform to the requirements of the individual product speci?
Terminology 3. Chemical Composition product specification, and 7.
Bolts, studs, and bolting material shall be capable of passing inspection in accordance with Speci?
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