SUPPLEMENTARY REQUIREMENTS
The following supplementary requirements shall apply only when specified by the purchaser on the order and agreed to by the manufacturer.
S1.Rough Turning and Boring
S1.1The position of rough turning and boring in the
sequence of manufacturing operations is specified.
editoriallyS2.Magnetic Particle Examination
S2.1Magnetic particle examination shall be specified in
accordance with Test Method A 275/A 275M.Reporting and
acceptance standards shall be a matter of agreement.
S3.Ultrasonic Examination
S3.1Ultrasonic examination shall be specified in accor-
dance with Practice A 388.Reporting and acceptance standards
shall be a matter of agreement.S4.Phosphorous and Sulfur Restriction S4.1Phosphorus shall not exceed 0.015%,and the sulfur shall not exceed 0.018%for all classes when determined in accordance with the heat analysis requirements of Specification A 788.S5.Vacuum Degassing S5.1Vacuum treatment of the molten steel prior to or during the pouring of the ingot is required.
The American Society for Testing and Materials takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard.Users of this standard are expressly advised that determination of the validity of any such patent rights,and the risk of infringement of such rights,are entirely their own responsibility.
This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years and if not revised,either reapproved or withdrawn.Your comments are invited
either for revision of this standard or for additional standards and should be addressed to ASTM Headquarters.Your comments will receive careful consideration at a meeting of the responsible technical committee,which you may attend.If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards,100Barr Harbor Drive,West Conshohocken,PA 19428.TABLE 1Grade Designations and Chemical Compositions
UNS Designation A Grade Designation B Chemical Composition,Ranges and Limits,%
Carbon Man-
ganese
Phos-phorus,max Sulfur,max Silicon C Nickel Chro-mium Molyb-denum Copper,max G33106E33100.08–0.130.45–0.60
0.0250.0250.15–0.35  3.25–3.75  1.40–1.750.10max 0.35G4320043200.17–0.220.45–0.65
0.0350.0400.15–0.35  1.65–2.000.40–0.600.20–0.300.35G4620046200.17–0.220.45–0.65
0.0350.0400.15–0.35  1.65–2.000.25max 0.20–0.300.35G4815048150.13–0.180.40–0.60
0.0350.0400.15–0.35  3.25–3.750.25max 0.20–0.300.35G8620086200.18–0.230.70–0.90
0.0350.0400.15–0.350.40–0.700.40–0.600.15–0.250.35G9310093100.07–0.130.40–0.70
0.0350.0400.15–0.35  2.95–3.55  1.00–1.450.08–0.150.35S41000
4100.15max    1.00max 0.0400.030  1.00max 0.50max 11.50–13.500.10max 0.35A
New designation established in
accordance with Practice E 527.B Grade designations correspond to the respective Practice E 527.
C When vacuum carbon deoxidation is used,silicon maximum shall be 0.10%.

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