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API 685 REDLINE : 2011

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

SEALLESS CENTRIFUGAL PUMPS FOR PETROLEUM, PETROCHEMICAL, AND GAS INDUSTRY PROCESS SERVICE
Withdrawn date

03-14-2024

Published date

01-01-2011

Introduction
1 Scope
2 Normative References
3 Definition of Terms
4 General
5 Requirements
6 Basic Design
7 Accessories
8 Inspection, Testing, and Preparation for Shipment
9 Specific Pump Sections
10 Vendor's Data
Annex A (informative) - Application Information
Annex B (informative) - Hazard-Based Specification of
        Control/Containment Guidelines
Annex C (informative) - Sealless Centrifugal Pump
        Nomenclature
Annex D (normative) - Circulation and Cooling Water Piping
        Schematics
Annex E (informative) - Instrumentation and Protective
        Systems
Annex F (normative) - Criteria for Piping Design
Annex G (informative) - Materials Class Selection Guidance
Annex H (normative) - Materials and Material Specifications
        for Pump Parts
Annex I (informative) - Magnet Materials for Magnetic
        Couplings
Annex J (normative) - Determination of Residual Unbalance
Annex K (normative) - Pressure Temperature Profiles in the
        Recirculation Circuit
Annex L (informative) - Lateral Analysis
Annex M (normative) - Standard Baseplates
Annex N (informative) - Inspector's Checklist
Annex O (informative) - Vendor Drawing and Data
        Requirements
Annex P (informative) - Test Data Summary
Annex Q (informative) - Specific Speed and Suction-Specific
        Speed
Annex R (informative) - Typical Datasheets

Describes the minimum requirements for sealless centrifugal pumps for use in petroleum, heavy duty petrochemical and gas industry services.

DocumentType
Redline
PublisherName
American Petroleum Institute
Status
Withdrawn
Supersedes

ISO 9906:2012 Rotodynamic pumps — Hydraulic performance acceptance tests — Grades 1, 2 and 3
ISO 14691:2008 Petroleum, petrochemical and natural gas industries — Flexible couplings for mechanical power transmission — General-purpose applications
AGMA 9002 : B BORES AND KEYWAYS FOR FLEXIBLE COUPLINGS (INCH SERIES)
ASME PV CODE 9 : 2017 BOILER AND PRESSURE VESSEL CODE - WELDING, BRAZING, AND FUSING QUALIFICATIONS - QUALIFICATION STANDARD FOR WELDING, BRAZING, AND FUSING PROCEDURES; WELDERS; BRAZERS; AND WELDING, BRAZING, AND FUSING OPERATORS
HI 1.6 : 2000 CENTRIFUGAL PUMP TESTS
ISO 14120:2015 Safety of machinery Guards General requirements for the design and construction of fixed and movable guards
ISO/TR 17766:2005 Centrifugal pumps handling viscous liquids — Performance corrections
IEEE 841-2009 IEEE Standard for Petroleum and Chemical Industry--Premium-Efficiency, Severe-Duty, Totally Enclosed Fan-Cooled (TEFC) Squirrel Cage Induction Motors--Up to and Including 370 kW (500 hp)
EN 13463-1:2009 Non-electrical equipment for use in potentially explosive atmospheres - Part 1: Basic method and requirements
ISO 724:1993 ISO general-purpose metric screw threads — Basic dimensions
ASME B16.11 : 2016 FORGED FITTINGS, SOCKET-WELDING AND THREADED
ISO 1940-1:2003 Mechanical vibration Balance quality requirements for rotors in a constant (rigid) state Part 1: Specification and verification of balance tolerances
ISO 281:2007 Rolling bearings Dynamic load ratings and rating life
ISO 262:1998 ISO general purpose metric screw threads — Selected sizes for screws, bolts and nuts
API 670 : 2014 MACHINERY PROTECTION SYSTEMS
ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation
ISO 3117:1977 Tangential keys and keyways
EN 953:1997+A1:2009 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards
NFPA 70 : 2017 NATIONAL ELECTRICAL CODE
SSPC-SP 6 : 2015 COMMERCIAL BLAST CLEANING
ISO 15156-1:2015 Petroleum and natural gas industries Materials for use in H2S-containing environments in oil and gas production Part 1: General principles for selection of cracking-resistant materials
ASME B16.5 : 2017 PIPE FLANGES AND FLANGED FITTINGS: NPS 1/2 THROUGH NPS 24 METRIC/INCH STANDARD
ASME PV CODE 5 : 2017 BOILER AND PRESSURE VESSEL CODE - NONDESTRUCTIVE EXAMINATION
ISO 261:1998 ISO general purpose metric screw threads General plan
ISO 5753:1991 Rolling bearings — Radial internal clearance
MSS SP 55 : 2011 QUALITY STANDARD FOR STEEL CASTINGS FOR VALVES, FLANGES, FITTINGS, AND OTHER PIPING COMPONENTS - VISUAL METHOD FOR EVALUATION OF SURFACE IRREGULARITIES
ASME PV CODE 8 SET : 2013 ASME BOILER AND PRESSURE VESSEL CODE (BPVC) - RULES FOR CONSTRUCTION OF PRESSURE VESSELS (SET)
ISO 7005-1:2011 Pipe flanges — Part 1: Steel flanges for industrial and general service piping systems
API 547 : 2017 GENERAL PURPOSE FORM-WOUND SQUIRREL CAGE INDUCTION MOTORS - 185 KW (250 HP) THROUGH 2240 KW (3000 HP)
AGMA 9000 : C FLEXIBLE COUPLINGS - POTENTIAL UNBALANCE CLASSIFICATION
ISO 228-1:2000 Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation
ABMA 7 : 1995 SHAFT AND HOUSING FITS FOR METRIC RADIAL BALL AND ROLLER BEARINGS (EXCEPT TAPERED ROLLER BEARINGS) CONFORMING TO BASIC BOUNDARY PLAN

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