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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Carbonmanganese steel tensile strength equal to or greater than 70 ksi but less than 90 ksi [ MPa]. Referenced Documents purchase axtm The documents listed below are referenced within the subject standard but are not provided as part of the standard.
Requalification of Welders and Operators The side-bend specimen shall then be capable of being bent to within 5″ of the angle thus determined. Active view current version of standard Translated Atm The cut surfaces shall be designated the sides of the specimen. Root Bend 2 A Indicate degree of interpass inspection required. A suggested form Fig. Guided bend test specimens shall asm prepared by cutting the test plate or pipe to form specimens of approximately rectangular cross section.
If the castings are not to be postweld heat treated, then the test material is not to be postweld heat treated.
A Indicate minimum temperature. Groove dimensions as shown in Fig. Test plate material for performance qualification testing is covered in Backing plates shall be made fromA steel and shall? A Indicate minimum distance for local preheating. A Indicate general material description, such as carbon, Cr-Mo, q488 Cr, etc.
Guided Bend Test 8. When using the wrap-around jig Fig. Each specimen shall be oriented so that the notch is normal to the surface of the material and one face of the specimen shall be within 1?
Test material shall be oriented as shown in Fig. Separate welding procedures are required for each category. E Weld should be in center of reduced section. Electrical Characteristics A 9. B Weld should be in center of reduced section.
Users of this standard are expressly advised that determination of the validity of adtm such patent rights, and the risk of infringement of such rights, are entirely their own responsibility. 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. Also indicate whether preheat is requimd dwing metal mal.
A Where applicable, indicate electrode care instructions. When specimens wider than 1. A welding procedure must be set up as a new procedure and must be requalified when any of the changes in essential variables, asfm, are made.
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
Heat-affected zone coupons for impact specimens shall be taken transverse to the weld and etched to define a4888 heat-affected zone. Test material shall be subjected to the same heat-treatment before and after welding as will be applied to the casting. In accordance with Procedure No. BoxMiami, FL Indicate any limits on peening? Groove dimensions as shown in Fig. B Indicate maximum temperature. The notch shall be cut normal to the material surface in the heat-affected zone to include as much heat-affected zone as possible in the resulting fracture Fig.
Manufacturer or Contractor Date: If direct, state whether non-pulsed or pulsed. Combining values from the two a88 may result in nonconformance with this practice.
Standard Practice for Steel Castings, Welding, Qualifications of Procedures and Personnel
Separate welding procedures are required for each category. Title welding of A steel castings. D The ends may be threaded or shaped to? Originally published as A ast T. The base material shall be attached B to the welding electrode lead.