ASME BPVC.II.A-2015

SECTION II

MATERIALS

2015

ASME Boiler and

Pressure Vessel Code

An International Code

Part A

Fer rous Material Specifications (Beginning to SA-450)

AN INTERNATIONAL CODE

2015 ASME Boiler & Pressure Vessel Code

2015 Edition July 1, 2015

AN INTERNATIONAL CODE

2015 ASME Boiler & Pressure Vessel Code

2015 Edition July 1, 2015

II

MATERIALS

Part A

Ferrous Material Specifications (Beginning to SA-450)

ASME Boiler and Pressure Vessel Committee

on Materials

Two Park Avenue • New York, NY • 10016 USA

Date of Issuance: July 1, 2015

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Adopted by the Council of The American Society of Mechanical Engineers, 1914; latest edition 2015.

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Copyright © 2015 by

THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS

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TABLE OF CONTENTS

List of Sections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x

Foreword . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xii

Statement of Policy on the Use of the Certification Mark and Code Authorization in Advertising . . . . . . . . . . xiv

Statement of Policy on the Use of ASME Marking to Identify Manufactured Items . . . . . . . . . . . . . . . . . . . . . . xiv

Submittal of Technical Inquiries to the Boiler and Pressure Vessel Standards Committees . . . . . . . . . . . . . . . xv

Personnel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii

ASTM Personnel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxxiv

Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxxv

Specifications Listed by Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxxvi

Specification Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xliv

Summary of Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xlv

List of Changes in Record Number Order . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xlvii Cross-Referencing and Stylistic Changes in the Boiler and Pressure Vessel Code . . . . . . . . . . . . . . . . . . . . . . . xlix SA-6/SA-6M Specification for General Requirements for Rolled Structural Steel Bars,

Plates, Shapes, and Sheet Piling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

SA-20/SA-20M Specification for General Requirements for Steel Plates for Pressure Vessels 85

SA-29/SA-29M Specification for Steel Bars, Carbon and Alloy, Hot-Wrought, General Re-

quirements for . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121

SA-31 Specification for Steel Rivets and Bars for Rivets, Pressure Vessels . . . . . . . 141

SA-36/SA-36M Specification for Carbon Structural Steel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147

SA-47/SA-47M Specification for Ferritic Malleable Iron Castings . . . . . . . . . . . . . . . . . . . . . . 153

SA-53/SA-53M Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and

Seamless . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163

SA-105/SA-105M Specification for Carbon Steel Forgings, for Piping Applications . . . . . . . . . . 191

SA-106/SA-106M Specification for Seamless Carbon Steel Pipe for High-Temperature Service 199

SA-134 Specification for Pipe, Steel, Electric-Fusion (ARC)-Welded (Sizes NPS 16 and

Over) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 211

SA-135 Specification for Electric-Resistance-Welded Steel Pipe . . . . . . . . . . . . . . . . . 217

SA-178/SA-178M Specification for Electric-Resistance-Welded Carbon Steel and Carbon-

Manganese Steel Boiler and Superheater Tubes . . . . . . . . . . . . . . . . . . . . . 227

SA-179/SA-179M Specification for Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger

and Condenser Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233

SA-181/SA-181M Specification for Carbon Steel Forgings, for General-Purpose Piping . . . . . . 237

SA-182/SA-182M Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges,

Forged Fittings, and Valves and Parts for High-Temperature Service . . . 243

SA-192/SA-192M Specification for Seamless Carbon Steel Boiler Tubes for High-Pressure Ser-

vice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 261

SA-193/SA-193M Specification for Alloy-Steel and Stainless Steel Bolting for High-Temperature

or High Pressure Service and Other Special Purpose Applications . . . . . . 265

SA-194/SA-194M Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or

High Temperature Service, or Both . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279

SA-202/SA-202M Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Manganese-

Silicon . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 291

SA-203/SA-203M Specification for Pressure Vessel Plates, Alloy Steel, Nickel . . . . . . . . . . . . . 295

SA-204/SA-204M Specification for Pressure Vessel Plates, Alloy Steel, Molybdenum . . . . . . . . 299

SA-209/SA-209M Specification for Seamless Carbon-Molybdenum Alloy-Steel Boiler and Su-

perheater Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 303

SA-210/SA-210M Specification for Seamless Medium-Carbon Steel Boiler and Superheater

Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 307

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