Referenced Documents ASTM Standards: A 27/A 27M Specification for Steel Castings, Carbon, A /A M A /A M Specification for Castings. ASTM A – 4CTb Designation: A /A M – 01” An American National Standard Standard Pra. 费下载 免 w 焊接人 w Designation: A /A M – 07 Standard Practice for Steel Castings, Welding, Quali?cations of.

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The dimensions of the welding groove are not essential variables of the welding procedure.

Where the material thickness permits, the axis of a heat-affected zone specimen may be inclined to allow the root of the notch to align parallel to the fusion line Fig. Metric Equivalents Y 8 [mml t, in. This abstract is a brief summary of the referenced standard. This standard is subject to revision at any time by the responsible technical committee and must be reviewed every?

A88 side of the specimen turned toward the gap of the jig shall be the face for face-bend specimens, the root for root-bend specimens, and the side with the greater number of defects, if any, for side-bend specimens. Who by virtue of these tests meets the welder performance qualification.

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A Indicate the number for controlling the maximum width. A number in parentheses indicates the year of last reapproval.

Types of Tests 6. Single or Multiple Pass: The welder or operator successfully performing the procedure qualification test is automatically qualified for performance.

Surfaces of backing plates when used asym also meet the same cleanliness requirements. For welding processes using wire, indicate wire diameter, wire feed speed, and current requirements. The values stated in each system are not exact equivalents; therefore, each system must be used independently of the other.

Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor asfm astm. Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters.

Preparation of Base Material 6. Qpes of Tests 6. Groove dimensions as shown in Fig. Last previous edition A A M Work Item s – proposed revisions of this ashm. Approved May 1, The welder or operator successfully performing the procedure quali?

When using the wrap-around jig Fig. It is the responsibility o the user o this standard to establish approf f priate safety and health practices and determine the applicability o regulatory limitations prior to use. C Indicate if preheat axtm is during welding or until postweld heat treatment is performed.


Standard Practice for Steel Castings, Welding, Qualifications of Procedures and Personnel

A Indicate the degree of peening required. A suggested form for recording such information x488 shown in Fig. Originally approved in Historical Version s – view previous versions of standard.

A suggested form for recording such information is shown in Fig. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

Filler Metal F Group No.

ASTM AAM 钢铸件焊接程序和人员资格的标准实施规程_百度文库

The other two surfaces shall be called the face and root surfaces, the face surface having the greater width of weld. A bend bar comprised of parent metal heat treated to the ductility and strength requirements of the applicable speci?

Active view current version of standard Translated Standard: Combining values from the two systems may result in nonconformance with this practice.

Work Item s – proposed revisions of this standard.