{"id":112713,"date":"2024-10-18T16:35:50","date_gmt":"2024-10-18T16:35:50","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/asme-b40-100-2013\/"},"modified":"2024-10-24T22:05:47","modified_gmt":"2024-10-24T22:05:47","slug":"asme-b40-100-2013","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/asme\/asme-b40-100-2013\/","title":{"rendered":"ASME B40.100 2013"},"content":{"rendered":"

This standard is a consolidation and revision of the following five individual standards: B40.1, Pressure Indicating Dial Type<\/p>\n

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PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
5<\/td>\nCONTENTS <\/td>\n<\/tr>\n
6<\/td>\nFOREWORD <\/td>\n<\/tr>\n
7<\/td>\nCOMMITTEE ROSTER <\/td>\n<\/tr>\n
8<\/td>\nCORRESPONDENCE WITH THE B40 COMMITTEE <\/td>\n<\/tr>\n
9<\/td>\nPREFACE <\/td>\n<\/tr>\n
11<\/td>\nASME B40.1 CONTENTS <\/td>\n<\/tr>\n
12<\/td>\n1 SCOPE
2 PRESSURE GAUGES, GENERAL
2.1 Pressure Terms
2.2 Pressure Gauge Components
2.3 Pressure Gauge Terminology <\/td>\n<\/tr>\n
25<\/td>\n3 GENERAL RECOMMENDATIONS
3.1 Gauge Sizes
3.2 Typical Ranges
3.2.1 Positive Gauge Pressure.
3.2.2 Negative Gauge Pressure.
3.2.3 Compound Pressure.
3.2.4 Receiver
3.3 Construction
3.3.1 Cases.
3.3.1.1 General.
3.3.1.2 Cases With Pressure Relief Means.
3.3.1.3 Solid Front With Pressure Relief Back.
3.3.1.4 Open Front With Pressure Relief. <\/td>\n<\/tr>\n
26<\/td>\n3.3.1.5 Mounting.
3.3.2 Dials
3.3.2.1 Common Units
3.3.2.2 Dial Information. <\/td>\n<\/tr>\n
27<\/td>\n3.3.2.3 Scale Arcs.
3.3.2.4 Graduation Lines.
3.3.2.5 Graduation Near Zero.
3.3.3 Pointer
3.3.3.1 Length All Grades.
3.3.3.2 Tip Width Grades 4A and 3A.
3.3.3.3 Pointer Rotation.
3.3.4 Pointer Adjustment.
3.3.5 Pressure Connection
3.3.5.1 Location of Connection
3.3.5.2 Type of Connection.
3.3.6 Rings.
3.3.7 Internal Stop.
3.3.7.1 Maximum Stop.
3.3.7.2 Minimum Stop.
3.3.8 Windows
3.3.8.1 Laminated Glass.
3.3.8.2 Tempered Glass. <\/td>\n<\/tr>\n
28<\/td>\n3.3.8.3 Plastic.
3.3.8.4 Plain Glass.
3.4 Accuracy
3.4.1 General Discussion
3.4.1.1
3.4.1.2
3.4.1.3
3.4.1.4
3.4.1.5
3.4.1.6
3.4.1.7
3.4.1.8
3.4.1.9
3.4.1.10 <\/td>\n<\/tr>\n
29<\/td>\n3.4.1.11
3.4.1.12
3.5 Installation
4 SAFETY
4.1 Scope
4.2 General Discussion
4.2.1
4.2.2
4.2.3
4.2.4
4.2.5
4.2.6 <\/td>\n<\/tr>\n
30<\/td>\n4.2.7 Modes of Pressure Gauge Failure
4.2.7.1 Fatigue Failure.
4.2.7.2 Overpressure Failure.
4.2.7.3 Corrosion Failure.
4.2.7.4 Explosive Failure.
4.2.7.5 Vibration Failure.
4.2.7.6 Vibration-Induced Fatigue Failure.
4.2.7.7 Plugging.
4.2.8 Pressure Connection.
4.3 Safety Recommendations
4.3.1 Operating Pressure. <\/td>\n<\/tr>\n
31<\/td>\n4.3.2 Use of Gauges Near Zero Pressure.
4.3.3 Compatibility With Medium
4.3.3.1 Wetted Parts.
4.3.3.2 Calibration Test Fluid.
4.3.4 Capability of a Pressure Element.
4.3.5 Special Applications.
4.3.6 Cases
4.3.6.1 Cases, Solid Front.
4.3.6.2 Cases, Liquid Filled.
4.3.7 Snubber.
4.3.8 Specific Service Conditions.
4.3.8.1 Acetylene Gauge.
4.3.8.2 Ammonia Gauge. <\/td>\n<\/tr>\n
32<\/td>\n4.3.8.3 Chemical Gauge.
4.3.8.4 Oxygen Gauge.
4.4 Reuse of Pressure Gauges
5 CLEANLINESS
5.1 General
5.2 Cleanliness Levels
5.3 Inspection for Cleanliness
5.4 Packaging
6 PRESSURE GAUGE TESTING
6.1 Calibration Standards
6.1.1 General Discussion
6.1.1.1
6.1.1.2
6.1.1.3 <\/td>\n<\/tr>\n
33<\/td>\n6.1.1.4
6.1.1.5
6.1.1.6
6.1.1.7
6.1.2 Recommended Standards.
6.2 Verification Test Procedures
6.2.1 Reference Temperature All Grades.
6.2.2 Reference Barometric Pressure.
6.2.3 Calibration Standards.
6.2.4 Procedures
6.2.4.1 Accuracy <\/td>\n<\/tr>\n
34<\/td>\n6.2.4.2 Repeatability.
6.2.4.3 Hysteresis.
7 ORDERING PARAMETERS AND RELATED STANDARDS
7.1 Order Checklist
7.1.1 Assistance Not Required.
7.1.2 Moderate Assistance Required.
7.1.3 Detailed Assistance Required.
7.2 Conversion Factors Customary Units to SI Units <\/td>\n<\/tr>\n
36<\/td>\n7.3 Related Standards <\/td>\n<\/tr>\n
37<\/td>\nMANDATORY APPENDIX I TEST PROCEDURES USED TO MEASURE NEW GAUGE PERFORMANCE
I-1 SCOPE
I-2 EVALUATION PROCEDURES
I-2.1 Accuracy
I-2.2 Temperature-Related Error
I-2.2.1 High Temperature Error.
I-2.2.2 Low Temperature Error.
I-2.2.3 Storage Temperature Test.
I-2.3 Pressure Testing
I-2.3.1 Rated Pressure Testing.
I-2.3.2 Proof Pressure Testing.
I-2.4 Fatigue Testing <\/td>\n<\/tr>\n
38<\/td>\nI-2.4.1 Accuracy After Fatigue Test.
I-2.5 Effect of Mechanical Shock
I-2.6 Effect of Mechanical Vibration
I-2.6.1 Exploratory Vibration Tests.
I-2.6.2 Endurance Test.
I-2.7 Solid Front Gauges
I-2.7.1 Slow Leak Bourdon Tube. <\/td>\n<\/tr>\n
39<\/td>\nI-2.7.2 Sudden Bourdon Tube Rupture.
I-2.8 Nonsolid Front Case — Slow Leak Bourdon Tube
I-2.9 Leak Integrity at Rated Temperatures in Service
I-2.10 Rupture Pressure Test Burst Test
I-2.11 Liquid-Filled Gauges — Seal Integrity and Stability <\/td>\n<\/tr>\n
40<\/td>\nMANDATORY APPENDIX II GAUGES USED ON REGULATORS
II-1 SCOPE
II-2 RECOMMENDATIONS
II-2.1 General References
II-2.2 General Contents
II-2.2.1 Basic Terms.
II-2.2.2 General Requirements.
II-2.2.3 Safety Considerations.
II-2.2.4 Cleanliness Levels.
II-2.2.5 Testing Standards and Procedures.
II-2.2.6 Helpful Information.
II-2.3 Gauges Used on Regulators
II-2.3.1 Sizes.
II-2.3.2 Ranges.
II-2.3.3 Cases.
II-2.3.4 Dials.
II-2.3.4.1
II-2.3.4.2
II-2.3.4.3
II-2.3.5 Pointer Length.
II-2.3.6 Pressure Connection. <\/td>\n<\/tr>\n
41<\/td>\nII-2.3.7 Windows.
II-2.3.8 Accuracy.
II-2.3.9 Safety.
II-2.3.10 Cleanliness.
II-2.3.11 Acetylene.
II-2.3.12 Pressure Gauge Testing.
II-3 INSTALLATION
II-3.1 References
II-3.2 General Precautions <\/td>\n<\/tr>\n
42<\/td>\nII-3.3 Installation Precautions
II-3.4 Operation Precautions
II-4 Referenced Documents <\/td>\n<\/tr>\n
43<\/td>\nMANDATORY APPENDIX III SUPPLEMENTAL REQUIREMENTS
III-1 SCOPE
III-2 GENERAL REQUIREMENTS
III-2.1 Gauge Sizes
III-2.2 Ranges
III-2.2.1 Positive Pressure.
III-2.2.2 Negative Pressure.
III-2.2.3 Compound Pressure.
III-2.2.4 Refrigerant Pressure.
III-2.2.4.1 Gauge Scale.
III-2.2.5 Suppressed.
III-2.2.6 Retard.
III-2.2.7 Caisson Pressure. <\/td>\n<\/tr>\n
44<\/td>\nIII-2.3 Construction
III-2.3.1 Case
III-2.3.1.1 Design.
III-2.3.1.2 Mounting.
III-2.3.2 Internal and Other Parts
III-2.3.2.1 Welding or Nicrobrazing.
III-2.3.2.2 Materials.
III-2.3.2.3 O-Ring.
III-2.3.3 Dials.
III-2.3.3.1 Units. <\/td>\n<\/tr>\n
46<\/td>\nIII-2.3.3.2 Markings.
III-2.3.4 Pointer.
III-2.3.5 Pressure Connection.
III-2.3.5.1 Location.
III-2.3.5.2 Type of Connection.
III-2.3.6 Windows.
III-2.3.7 Maximum Stop.
III-3 CLEANLINESS AND PACKAGING
III-3.1 Wetted Parts Cleanliness
III-3.2 Packaging
III-4 VERIFICATION
III-4.1 Responsibility for Inspection
III-4.1.1 Responsibility for Compliance.
III-4.2 Classification of Inspections
III-4.2.1 Qualification Inspection. <\/td>\n<\/tr>\n
49<\/td>\nIII-4.2.1.1 Sample Size.
III-4.2.2 Conformance Inspection.
III-4.2.3 Acceptance Criteria.
III-4.2.3.1 Lot.
III-5 TEST PROCEDURES AND REQUIREMENTS
III-5.1 Examination
III-5.2 Accuracy
III-5.3 Friction Error
III-5.4 Repeatability
III-5.5 Inclination
III-5.6 Temperature
III-5.6.1 High Temperature Error.
III-5.6.2 Low Temperature Error. <\/td>\n<\/tr>\n
50<\/td>\nIII-5.7 Shock
III-5.7.1 Requirements for Ranges 0\/60 lb\/in. sup.2 and Above.
III-5.7.2 Requirements for Ranges 0\/30 lb\/in. sup.2 and Below.
III-5.8 Salt Spray
III-5.9 Load
III-5.10 Vibration
III-5.11 Pressure Cycling
III-5.12 Elastic Element or Joining Means Failure
III-5.13 Case Pressure Relief
III-5.14 Pressure Integrity1 <\/td>\n<\/tr>\n
52<\/td>\nIII-6 ORDERING PARAMETERS
III-6.1 Acquisition Requirements
III-6.2 Part Identifying Number PIN Parameters
III-6.2.1 Part Identifying Number PIN Format.
III-6.2.2 Design.
III-6.2.3 Dial Size and Case Design.
III-6.2.4 Elastic Element.
III-6.2.5 Dial Color. <\/td>\n<\/tr>\n
53<\/td>\nIII-6.2.6 Pressure Connection and Connection Location.
III-6.2.7 Liquid Fill Case Fluid and Cleanliness.
III-6.2.8 Ranges.
III-7 OXYGEN PRESSURE GAUGES
III-7.1 Case
III-7.2 Dial
III-7.3 Pressure Connection
III-7.4 Ranges
III-7.5 Internal Dimensions
III-7.6 Liquid-Filled Gauges
III-7.7 Quality Control
III-7.8 Cleaning <\/td>\n<\/tr>\n
54<\/td>\nIII-7.9 Qualification and Conformance Inspection
III-8 REFERENCED DOCUMENTS <\/td>\n<\/tr>\n
55<\/td>\nASME B40.2 CONTENTS <\/td>\n<\/tr>\n
56<\/td>\n1 SCOPE
2 DIAPHRAGM SEAL
2.1 Terminology and Definitions <\/td>\n<\/tr>\n
57<\/td>\n2.2 Mounting of Diaphragm Seals
2.2.1 Threaded Connection.
2.2.2 Flanged Connection. <\/td>\n<\/tr>\n
58<\/td>\n2.2.3 In-Line Connection.
2.3 Construction
2.3.1 Diaphragm.
2.3.2 Upper Housing.
2.3.2.1 Upper Housing, Continuous Duty.
2.3.2.2 Upper Housing, Continuous Seal.
2.3.2.3 Upper Housing, Noncontinuous Duty.
2.3.2.4 Upper Housing, Removable.
2.3.2.5 Upper Housing, Nonremovable.
2.3.2.6 Upper Housing, Flush Flanged.
2.3.2.7 Upper Housing, Flush Flanged Seal Sandwiched With Backup Flange. <\/td>\n<\/tr>\n
64<\/td>\n2.3.2.8 Upper Housing, Inserted Flange.
2.3.2.9 Upper Housing, Flanged Seal With Extended Diaphragm.
2.3.3 Lower Housing.
2.3.4 Mid-Housing Cleanout Ring.
2.3.5 Gasket.
2.3.6 Reinforcing Rings.
2.3.7 Fastening Methods. <\/td>\n<\/tr>\n
68<\/td>\n2.3.8 Fill\/Bleed Connection Optional Feature.
2.3.9 Instrument Connection.
2.3.9.1 Remote Instrument Attachment.
2.3.10 Process Connections Lower Housing.
2.3.10.1 Threaded.
2.3.10.2 Flanged.
2.3.10.3 In-Line Flow-Through.
2.3.10.4 In-Line Seal Crevice Free.
2.3.11 Flushing Connection Optional Feature.
2.3.11.1 Flushing Ring.
2.3.12 Sanitary Seals. <\/td>\n<\/tr>\n
76<\/td>\n2.3.13 Gauge Isolators.
2.3.14 Pressure Ratings.
2.3.15 Locking Device Optional Feature.
2.4 Material Selection
2.4.1
2.4.2
2.4.3
2.4.4
2.4.5
2.4.6
2.4.7
2.4.8
2.4.9
2.4.10
2.5 Fill Fluids and Selection
2.5.1 Fill Fluid.
2.5.1.1 Physical Properties. <\/td>\n<\/tr>\n
78<\/td>\n2.5.2 Fluid Selection.
2.5.2.1 Toxicity.
2.5.2.2 Medium and External Environmental Compatibility.
2.5.2.3 Instrument Compatibility.
2.5.2.4 Long Term Stability.
2.5.2.5 Effect of Temperature.
2.5.2.6 Storage Temperature.
2.5.2.7 Effect of Liquid Head.
2.5.2.8 Viscosity.
2.5.2.9 Vapor Pressure.
2.5.2.10 Compressibility.
2.5.2.11 Other Considerations.
2.6 Selection of a Diaphragm Seal
2.6.1 Degradation of Accuracy. <\/td>\n<\/tr>\n
79<\/td>\n2.6.2 Process Pressure.
2.6.3 Temperature.
2.6.4 Mounting
2.6.4.1 Mounting Style.
2.6.4.2 Mounting Method.
2.6.4.3 Process Connection.
2.6.5 Materials
2.6.5.1 Parts in Contact With the Medium.
2.6.5.2 Parts Not in Contact With Medium.
2.6.6 Instrument Connection.
2.6.7 Fill Fluid.
2.6.8 Other Features.
2.7 Reuse of Diaphragm Seals
2.7.1 Chemical Compatibility.
2.7.2 Partial Fatigue.
2.7.3 Corrosion.
2.7.4 Other Considerations.
2.8 Safety
2.8.1 <\/td>\n<\/tr>\n
80<\/td>\n2.8.2
2.8.3
2.8.4
2.8.5
2.8.6
2.8.7
2.9 Filling Diaphragm Seals
2.9.1 Objective of the Filling Operation.
2.9.2 Filling Stations
2.9.3 Filling Procedures.
2.9.3.1 Filling Diaphragm Seal and Instrument After Assembly.
2.9.3.2 Filling Diaphragm Seal and Instrument Before Assembly <\/td>\n<\/tr>\n
83<\/td>\n2.9.3.3 Filling a Seal With Capillary Between the Seal and the Pressure Instrument.
2.10 Testing
2.10.1 Scope.
2.10.2 General.
2.10.3 Calibration Standards
2.10.3.1 General Discussion
2.10.3.2 Recommended Standards.
2.10.4 Test Procedures
2.10.4.1 General.
2.10.4.2 Procedures. <\/td>\n<\/tr>\n
87<\/td>\nASME B40.5 CONTENTS <\/td>\n<\/tr>\n
88<\/td>\n1 SCOPE
2 PURPOSE
3 GENERAL
3.1 Terminology Defined
3.2 Connections
3.2.1 Type of Connection.
3.3 Materials
3.4 Types of Snubbers
3.4.1 Fixed Orifice.
3.4.2 Valve.
3.4.3 Porous Metal. <\/td>\n<\/tr>\n
89<\/td>\n3.4.4 Felt Plug — Fluid Filled.
3.4.5 Piston.
3.5 Selection
3.5.1 System Parameters. <\/td>\n<\/tr>\n
91<\/td>\n3.5.1.1 Viscosity.
3.5.1.2 Pressure.
3.5.1.3 Rate of Pressure Change.
3.5.1.4 Amplitude of Pressure Change.
3.5.1.5 Volumetric Displacement of the Instrument.
3.5.1.6 System Pressure.
3.5.1.7 Suspended Solids.
3.5.1.8 Materials of Construction.
3.5.2 Consultation.
3.6 Performance
3.6.1 Pressure Transmission Characteristics.
3.6.2 General.
3.6.3 Mechanical Vibration.
3.6.4 Existing Systems.
3.6.5 Response Time.
3.6.5.1 Response Time at Operating Pressure.
3.6.5.2 Response Time on Start-Up.
3.6.6 Temperature Effect on Response Time.
3.6.7 Location.
3.6.8 Entrapped Gas.
4 SAFETY
4.1 Scope <\/td>\n<\/tr>\n
92<\/td>\n4.2 General Discussion
4.2.1 Planning.
4.2.2 Hazardous Systems and\/or Conditions.
4.2.3 Unique Media.
4.2.4 Violent Effects.
4.2.5 Caution to Users
4.2.5.1 Contamination.
4.2.5.2 Reuse.
5 TESTING
5.1 General
5.2 Surge Generation
5.3 Comparison Testing
5.4 Test Fluid <\/td>\n<\/tr>\n
93<\/td>\n5.5 Test
5.5.1 Temperature Effect.
5.5.2 Test Set-Up.
5.5.3 Desirable Snubber Output.
5.6 Equipment
5.6.1 Solenoids.
5.6.2 Twelve-Foot Coil.
5.6.3 Transducer Location.
5.6.4 Needle Valves.
5.6.5 Temperature Measurement.
5.7 Test Procedure <\/td>\n<\/tr>\n
97<\/td>\nNONMANDATORY APPENDIX A SUPPLEMENTAL REQUIREMENTS
A-1 SCOPE
A-2 GENERAL
A-2.1 Connections
A-2.1.1 General Pressure Applications.
A-2.1.1.1 O-Ring Union Connection.
A-2.1.1.2 Flareless Bite Type Connection.
A-2.1.1.3 Pressure Transducer Connection.
A-2.1.1.4 Other Connections.
A-2.2 Materials
A-2.2.1 Recycled, Recovered, or Environmentally Preferable Materials.
A-2.2.2 Snubber Body.
A-2.2.2.1 Composition A.
A-2.2.2.2 Composition B.
A-2.2.2.3 Composition C.
A-2.2.2.4 Composition X. <\/td>\n<\/tr>\n
100<\/td>\nA-2.2.2.5 Nonmetallic Materials.
A-2.2.2.5.1 O-Ring.
A-2.2.2.6 Porous Metal.
A-2.2.3 Snubber Body Size.
A-2.2.4 Marking.
A-2.2.4.1 Flow Direction.
A-2.2.4.2 Warning Label.
A-2.3 Cleaning and Packaging
A-3 VERIFICATION
A-3.1 Responsibility for Inspection
A-3.1.1 Responsibility for Compliance.
A-3.2 Classification of Inspections
A-3.2.1 Qualification Inspection. <\/td>\n<\/tr>\n
101<\/td>\nA-3.2.1.1 Sample Size.
A-3.2.2 Conformance Inspection.
A-3.2.2.1 Lot.
A-3.2.2.2 Sampling.
A-3.2.2.3 Nonconformity.
A-3.2.3 Acceptance Criteria.
A-3.3 Test Conditions
A-3.4 General Examination
A-3.5 Test Procedures and Requirements
A-3.5.1 Steady-State Transmission. <\/td>\n<\/tr>\n
102<\/td>\nA-3.5.2 Dampening.
A-3.5.2.1 Procedure. <\/td>\n<\/tr>\n
103<\/td>\nA-3.5.3 Temperature
A-3.5.3.1 High Temperature.
A-3.5.3.2 Low Temperature.
A-3.5.3.3 Temperature Cycling.
A-3.5.4 Vibration.
A\u00c33.5.4.1 Fixture. <\/td>\n<\/tr>\n
104<\/td>\nA-3.5.5 Shock.
A-3.5.5.1 Fixture.
A-3.5.6 Pressure Integrity.
A-4 ORDERING PARAMETERS
A-4.1 Acquisition Requirements
A-4.2 Part Identifying Number PIN Parameters <\/td>\n<\/tr>\n
105<\/td>\nA-4.2.1 Part Identifying Number PIN Format.
A-4.2.2 Types.
A-4.2.3 Class.
A-4.2.4 Composition.
A-4.2.5 End Connection.
A-4.2.6 Cleanliness.
A-5 REFERENCES <\/td>\n<\/tr>\n
107<\/td>\nASME B40.6 CONTENTS <\/td>\n<\/tr>\n
108<\/td>\n1 SCOPE
2 PRESSURE LIMITER VALVES, GENERAL
2.1 Purpose
2.2 Principle of Operation
2.3 Pressure Limiter Valve Terminology <\/td>\n<\/tr>\n
109<\/td>\n3 CONSTRUCTION
3.1 Piston Type
3.2 Diaphragm Type
3.3 Relief Valve Type
3.4 Bellows Type <\/td>\n<\/tr>\n
112<\/td>\n4 SELECTION OF PRESSURE LIMITER VALVES
4.1 System Pressure
4.2 Closing Range
4.3 Reopening Pressure
4.4 Materials of Construction
4.5 Pulsation\/Surge Dampening
4.6 Repeatability of Closing Pressure
4.7 Rate of Pressure Change <\/td>\n<\/tr>\n
113<\/td>\n4.8 External Venting
4.9 Suspended Solids
5 INSTALLATION
5.1 Connections
5.2 Methods of Installation
5.3 Setting Pressure Limiter Valves
5.3.1 Supplier-Recommended Procedures.
5.3.2 Rate of Pressure Change.
5.3.3 Medium.
5.3.4 Supplier Preset Valves.
6 SAFETY
6.1 Scope
6.2 General Discussion
6.2.1 Planning.
6.2.2 Hazardous Systems and\/or Conditions.
6.2.3 Unique Media.
6.2.4 Violent Effects. <\/td>\n<\/tr>\n
114<\/td>\n6.2.5 Modes of Failure
6.2.5.1 Fatigue Failure.
6.2.5.2 Overpressure Failure.
6.2.5.3 Chemical Failures
6.2.5.4 Explosive Failure.
6.3 Reuse of Pressure Limiter Valves
6.3.1 Chemical Incompatibility.
6.3.2 Corrosion\/Chemical Attack.
7 TESTING
7.1 General
7.2 Warning
7.3 Evaluation Procedures
7.3.1 Nondestructive Tests
7.3.1.1 Repeatability of Closing Pressure.
7.3.1.2 Reopening Pressure. <\/td>\n<\/tr>\n
115<\/td>\n7.3.1.3 Closing Pressure Versus Rate of Pressure Change.
7.3.1.4 Over-Range Pressure Test.
7.3.1.5 Proof Pressure Test.
7.3.2 Destructive Tests
7.3.2.1 Burst Pressure Test.
7.3.2.2 Rupture Pressure Test.
7.3.2.3 Fatigue. <\/td>\n<\/tr>\n
117<\/td>\nASME B40.7 CONTENTS <\/td>\n<\/tr>\n
118<\/td>\n1 SCOPE
2 TERMINOLOGY AND DEFINITIONS <\/td>\n<\/tr>\n
121<\/td>\n3 GENERAL RECOMMENDATIONS
3.1 Case Types and Sizes
3.1.1 Round Flush\/Surface Mounting.
3.1.2 Rectangular Mounting.
3.2 Units and Ranges
3.2.1 Common Units. <\/td>\n<\/tr>\n
123<\/td>\n3.2.2 Typical Ranges.
3.2.3 Full-Scale Range.
3.3 Display Types
3.3.1 Liquid Crystal LCD.
3.3.2 Light Emitting Diode LED.
3.3.3 Vacuum Fluorescent.
3.4 Transducer Types
3.4.1 Resistive Strain Gauge\/ Piezoresistive.
3.4.2 Optical.
3.4.3 Capacitive.
3.4.4 Inductive.
3.4.5 Resonant Frequency. <\/td>\n<\/tr>\n
124<\/td>\n3.4.6 Hall Effect.
3.5 Input Power
3.6 Pressure Connection
3.7 Accuracy
3.7.1 General.
3.7.2 Format.
3.7.3 Factors Which May Affect Accuracy. <\/td>\n<\/tr>\n
125<\/td>\n3.7.3.1 Linearity.
3.7.3.1.1 Linearity, Independent.
3.7.3.1.2 Linearity, Terminal Based.
3.7.3.1.3 Linearity, Zero Based.
3.7.3.2 Hysteresis.
3.7.3.3 Repeatability.
3.7.3.4 Display Resolution.
3.7.3.5 Temperature.
3.7.3.5.1 Ambient Temperature Compensation.
3.7.3.6 Drift Long-Term Stability.
3.7.3.7 Warmup Time.
3.7.3.8 Zero Adjustment.
3.7.3.9 Other Factors.
3.8 Selection and Options
3.8.1 Selection.
3.8.2 Options. <\/td>\n<\/tr>\n
126<\/td>\n3.8.3 Grade.
3.9 Installation
4 SAFETY RECOMMENDATIONS
4.1 Scope
4.2 General Discussion
4.2.1 Planning.
4.2.2 Safety.
4.2.3 Elastic Element Transducer.
4.2.4 Hazardous Systems and\/or Conditions.
4.2.5 Unique Media.
4.2.6 Violent Effects. <\/td>\n<\/tr>\n
127<\/td>\n4.2.7 Modes of Pressure Gauge Failure
4.2.7.1 Fatigue Failure.
4.2.7.2 Overpressure Failure.
4.2.7.3 Corrosion Failure.
4.2.7.4 Explosive Failure.
4.2.7.5 Vibration Failure.
4.2.7.6 Vibration-Induced Fatigue Failure.
4.2.7.7 General Electronics Failure.
4.2.8 Pressure Connection.
4.3 Safety Recommendations
4.3.1 Operating Pressure.
4.3.2 Use of Gauges Near Zero Pressure. <\/td>\n<\/tr>\n
128<\/td>\n4.3.3 Compatibility With the Medium.
4.3.4 Use of Gauge in Hazardous Environment.
4.3.5 Electromagnetic Interference.
4.3.6 Power Requirements.
4.3.7 Loss of Power.
4.4 Reuse of Pressure Gauges
4.4.1 Consideration for Reuse.
4.4.2 Other Considerations.
5 CLEANLINESS
5.1 General
5.2 Cleanliness Levels
5.2.1 Oxygen Gauge.
5.3 Inspection for Cleanliness
5.4 Packaging
6 TEST PROCEDURES
6.1 Scope <\/td>\n<\/tr>\n
129<\/td>\n6.1.1 Calibration Standards.
6.1.2 Manometers and Piston Gages.
6.1.3 Gauges as Standards.
6.1.4 Reference Temperature.
6.1.5 Reference Barometric Pressure.
6.2 Accuracy
6.2.1 Purpose.
6.2.2 Procedure. <\/td>\n<\/tr>\n
130<\/td>\n6.3 Repeatability
6.3.1 Purpose.
6.3.2 Procedure.
6.4 Hysteresis
6.4.1 Purpose.
6.4.2 Hysteresis.
6.5 Ambient Temperature Error
6.5.1 Purpose.
6.5.2 Procedure.
6.6 Storage Temperature
6.6.1 Purpose.
6.6.2 Procedure.
6.7 Vibration
6.7.1 Purpose.
6.7.2 Procedure.
6.7.3 Exploratory Vibration Tests. <\/td>\n<\/tr>\n
131<\/td>\n6.7.4 Endurance Test.
7 REFERENCE DOCUMENTS <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

ASME B40.100 Pressure Gauges and Gauge Attachments<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
ASME<\/b><\/a><\/td>\n2013<\/td>\n136<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":112714,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2643],"product_tag":[],"class_list":{"0":"post-112713","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-asme","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/112713","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/112714"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=112713"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=112713"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=112713"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}