ANSI B11.0 - 2010 Safety of Machines; General Requirements and Risk Assessment

This standard applies to new, modified or rebuilt power driven machines, not portable by hand, used to shape and/or form metal or other materials by cutting, impact, pressure, electrical or other processing techniques, or a combination of these processes.  

This can be a single machine, a machine tool or a machine tool system(s).

Informative Note 1:  To improve readability, the terms “machine,” “machine tool” or “machine tool system(s)” are used interchangeably throughout the document, either in singular or plural form.

Informative Note 2:  See 7.15 for a list of example machine tools.

Other industry sectors may benefit from applying this standard.  Where a machine-specific standard exists and the requirements of that standard conflict with the requirements in this standard, the requirements of the machine-specific standard shall apply.   

Informative Note:  For example, ANSI/RIA R15.06 on safety requirements for robots and robotic systems is a “C-level standard” that would take precedence over the requirements in this standard.

ANSI B11.1 - 2009 Safety Requirements for Mechanical Power Presses

The requirements of this standard apply only to those mechanically-powered machine tools commonly referred to as mechanical power presses, which transmit force mechanically to cut, form, or assemble metal or other materials by means of tools or dies attached to or operated by slides.

Excluded from the requirements of this standard are: bulldozers; cold-headers and cold formers; eyelet machines; forging presses and hammers; high-energy-rate presses; hot-bending and hot-metal presses; hydraulic power presses; iron workers and detail punches; metal shears; pneumatic power presses; powdered-metal presses; press welders; power pressure brakes; riveting machines; turret and plate-punch machines; wire terminating machines; and welding presses.

ANSI B11.2 - 2013 Safety Requirements for Hydraulic and Pneumatic Power Presses

The requirements of this standard apply only to those hydraulically or pneumatically powered machines, commonly referred to as hydraulic / pneumatic power presses, which transmit force to cut, form, or assemble metal or other materials by means of tools or dies attached to or operated by plungers or slides.

Excluded from the requirements of this standard are: Manually powered presses; mechanical power presses; powdered metal presses; horizontal hydraulic extrusion presses; high energy rate presses; manually positioned; meat-processing presses; forging presses and hammers; powered press brakes; metal shears; iron workers; cold headers; die-casting machines; plastic injection molding machines; plastic extrusion machines; rubber machinery - hydraulic molding and curing presses; stand-alone platen presses; stretch forming machines; riveting presses; pipe, tube, or shape bending machines; refuse compactors and compactor systems; roll-forming and roll-bending machines; welding machines/presses; radial expanding and compression equipment; packaging machines; balers; laboratory machines or equipment used to determine properties of materials; and guillotine paper cutters.

ANSI B11.3 - 2012 Safety Requirements for Power Press Brakes

The requirements of this standard apply to those machines classified as power press brakes (hereinafter referred to simply as “press brakes”), which are designed and constructed for the specific purpose of bending material.

Excluded from the requirements of this standard are mechanical power presses; hydraulic / pneumatic power presses, folding machines; hand brakes; tangent benders; apron brakes; and other similar types of metal bending machines.

ANSI B11.4 - 2003 (R2013) Safety Requirements for Shears

This standard applies to those mechanically, hydraulically, hydra-mechanically, or pneumatically powered shears used to cut material by shearing and which utilize a fixed blade(s) and non-rotary moving blade(s).

The shears that are excluded from the requirements of this standard are slitting-rotary, nibblers; coil slitters; portable hand tools; rotary-blade slitters and shears; iron workers; alligator; angle, bar, bean, channel, and notching machines.

Note: Standard currently under revision.  Expected 2014

ANSI B11.5—1988 (R2013) Ironworkers - Safety Requirements for Construction, Care, and Use

The requirements of this standard apply to those combination, multipurpose powered machines that punch, shear, notch, cope and form metal or other materials commonly referred to as ironworkers.  The requirements of this standard also apply to those single or multipurpose powered machines similar in construction to, and identical in the use of, an ironworker or portions thereof.

The ironworkers or combinations that are excluded from the requirements of this standard are: Alligator shears; bar shears; billet shears; manually powered machines; nibblers; portable hand tools; portable machines; power press brakes; power presses; and power shears.

Note: Standard currently under revision.  Expected 2014

ANSI B11.6 - 2001 (R2012) Safety Requirements for Manual Turning Machines w/ or without Auto Control

This standard specifies safety requirements for the design, construction, operation and maintenance (including installation, dismantling, and transport) of the general class of manually controlled horizontal and vertical spindle turning machines.  Machines covered by this standard are intended to work metals and other man–made materials.  This standard also applies to devices that are integral to the machine.  These machines may have automatic capability but may not be equipped with automatic part handling or bar–feed mechanisms nor automatic tool changing systems. 

Excluded from the requirements of this standard are NC Turning Machines where manual control is used only to set the machine for automatic production.

ANSI B11.7 - 1995 (R2010) Cold Headers & Cold Formers-Safety Requirements for Construction, Care, and Use

The requirements of this standard apply only to those mechanically-powered machines commonly referred to as cold headers and cold formers, which perform many operations such as shearing, heading, upsetting, extruding, trimming, forming, cold working, or warm forming material by means of tools and dies.  This type of equipment generally has the ram in a horizontal position.  Included are pointers and roll formers when they are mechanically an integral part of the basic machine.

Excluded from the requirements of the standard are: mechanical, hydraulic, and pneumatic power presses; hot forgers; hot upsetters (including cold work); hot farmers; hot headers; vertical cold forgers; four slide machines; swaggers; wine drawers; slotters; shavers, and high-energy machines.  Also excluded are pointers and roll formers, unless they are an integral part of the basic machine.

ANSI B11.8 - 2001 (R2012) Safety Requirements for Manual Milling, Drilling, & Boring Machines with or without Automatic Control

This standard specifies safety requirements for the design, construction, operation and maintenance (including installation, dismantling and transport) of manually controlled   milling, drilling, and boring machines.  This standard also applies to devices that are integral to the machine.  These machines may have automatic capability but may not be equipped with automatic tool changing or automatic part handling systems. 

Excluded from the requirements of this standard are NC milling, drilling, and boring machines where manual control is used only to set the machine for automatic production. 

ANSI B11.9 - 2010 Safety Requirements for Grinding Machines

This standard applies to all stationary grinding machines, used in either industrial or commercial applications, that utilize an abrasive product to change the shape, size or surface finish of any material.  This standard also applies to these machines when they are grinding materials other than metals such as glass, ceramics, plastics, and rubber.

Excluded from the requirements of this standard are:  portable hand-held grinding machines, machines using loose abrasives, machines used in wood-working applications, or machines used for concrete cutting in road construction.  Also, this standard does not apply to honing machines, lapping machines, polishing machines or belt grinding machines.

ANSI B11.10 - 2003 (R2009) Safety Requirements for Metal Sawing Machines

This standard specifies safety requirements for the design, construction, modification, operation and maintenance (including installation, dismantling and transport) of a general class of stationary machine tools that use a saw blade (tool) to cut off or change the shape of the workpiece.   This standard also applies to ancillary devices integrated into the machine (e.g., part handling mechanisms, chip handling systems).

Excluded from the requirements of this standard are: woodworking/sawing machines; stonecutting sawing machines; food-processing sawing machines; abrasive-sawing machines; and portable by-hand sawing machines.

Note: Standard currently under revision.  Expected mid-late 2013

ANSI B11.11 - 2001 (R2012) Safety Requirements for Gear and Spline Cutting Machines

This standard specifies safety requirements for the design, construction, operation and maintenance (including installation, dismantling and transport) of gear and spline cutting machines (see 3.1).  The requirements of this standard apply to machines with single or multiple spindles that are specifically constructed to produce gear teeth by the process of hobbing, milling, shaping, and broaching.  It also applies to those machines that shave, hone, lap, or chamfer gear teeth and machines used to produce ratchet, spline, or sprocket teeth.  The requirements of this standard do not apply to machines used for molding, rolling, flame cutting, gear grinding, stamping, impact forming, forging, and gear inspection.  Power tools, portable by hand are also excluded from this standard.

Note: Standard currently under revision.  Expected mid-late 2013

ANSI B11.12 - 2005 (R2010) Safety Requirements for Roll Forming & Roll Bending Machines

The requirements of this standard apply to any power-driven metal-forming machine that changes the shape or the direction, or both, of materials by use of rolls, rotary forming dies, and associated tooling.

Excluded from the requirements for this standard are: assel mills; bar mills; bench presses; blooming mills; bulldozers; calendar mills; calendering rolls; compression benders; cross roll straighteners; cutoff and slitting equipment; dedimplers; draw benches; draw benders; entry and exit equipment; extruders; forging presses; forging reducing rolls; four-slide machines; hot bending presses; hot scalping pipe mills; iron workers; merchant mills; pipe benders; plate mills; plug rolling mills; power presses (all types); preliminary and post operations; press brakes; rockrite machines; rotary peeling mills; saws; shears; sheet mills; slab mills; spinning machines; stretch benders; swaging machines; thread rollers; tube benders; uncoilers; welders; wiring machines. 

ANSI B11.13 - 1992 (R2012) Single and Multiple-Spindle Automatic Bar, and Chucking Machines- Safety Requirements for Construction, Care, and Use

This standard applies to single  and multiple spindle automatic bar and chucking machines in which all tool movement is controlled by the machine.

Excluded from the requirements in this standard are: lathes; engine lathes; toolroom lathes; vertical-shaft lathes; copy/tracer lathes; gap and sliding-gap lathes; and combination lathes.

Note: Standard currently under revision.  Expected mid-late 2013

ANSI B11.14 - 1996 - Coil Slitting Machines- Safety Requirements for Construction, Care & Use

[WITHDRAWN] Slitting Machine safety requirements now contained in ANSI B11.18

ANSI B11.15 - 2001 (R2012) Safety Requirements for Pipe, Tube and Shape Bending Machines

The requirements of this standard apply to any power-driven machine designed for bending pipe, tube, and shapes by means of bending dies, clamp dies, pressure dies, mandrels, wiper dies, vertical bending punches, radius dies, wing dies, and associated tooling.

Excluded from the requirements for this standard are: Bench presses; hydro forming; forging presses; four-slide machines; hydraulic presses; mechanical presses; power press brakes; roll benders; roll formers; and assembly machines.

Note: Standard currently under revision.  Expected mid-late 2013

ANSI B11.16 - 2003 (R2009) (MPIF #47) Safety Requirements for Powder/Metal Compacting Presses

The requirements of this standard apply to those mechanically or hydraulically powered machine tools that are designed, modified, or converted for the compressing of metallic or non metallic powders.  These machines are commonly referred to as metal powder presses, powder metal presses, compacting presses, P/M briquetting presses, metal powder sizing presses, or metal powder coining presses.  For the purpose of this standard, they shall be referred to as "P/M Presses."

Excluded from this standard are: mechanical and hydraulic power press brakes; mechanical and hydraulic power presses; bulldozers; conventional hot bending and hot metal presses; conventional forging presses; hammers; riveting machines and similar types of fastener applications; isostatic and hydrostatic presses; high energy rate presses.

Note: Standard currently under revision.  Expected mid-late 2013

ANSI B11.17 - 2004 (R2009) Safety Requirements for Horizontal Hydraulic Extrusion Presses

The requirements of this standard apply to those horizontal hydraulically powered presses that extrude metals by means of applying sufficient pressure to an individual metal billet, confined within a container, to force the metal to be extruded through the configured openings of a die.  Included are horizontal hydraulically powered presses that produce extruded shapes by the extrusion process, either direct or indirect.

Excluded from the requirements for this standard are: hydrostatic extrusion presses; vertical extrusion presses; laboratory presses used to develop extrusion techniques for new materials and products; and extruding machines of unconventional design.

ANSI B11.18 - 2006 (R2012) Safety Requirements for Machines Processing or Slitting Coiled or Non-coiled Metal

This standard applies to machines, and groups of machines arranged in production systems, for processing strip, sheet, or plate metal from a coiled or non-coiled configuration through machines that size or otherwise convert the metal into desired configurations.  The terms "strip, sheet or plate" are used interchangeably without dimensional implications.  Typical machinery systems include: cut-to-length lines; press feed lines; and slitting lines.

Specifically excluded from this standard are machinery and devices for the sole purpose of performing thermal, coating, chemical, and electrolytic processes and any emissions therefrom are commonly associated with metal processing systems.  This standard does not provide safety requirements for these specific processes or devices.

Note: Standard currently under revision.  Expected early 2014

ANSI B11.19 - 2010 Performance Criteria for Safeguarding

This standard provides performance requirements for the design, construction, installation, operation and maintenance of the safeguarding listed below when applied to machines.  

a)Guards;
b)Safeguarding devices;
c)Awareness devices;
d)Safeguarding methods.

This standard also provides performance requirements for complementary equipment and measures, safe work procedures, and safety functions.

This standard does not provide the requirements for the selection of the safeguarding for a particular application.

ANSI B11.20 - 2004 (R2009) Safety Requirements for Integrated Manufacturing Systems

This standard specifies the safety requirements for the design, construction, set-up, operation and maintenance (including installation, dismantling and transport) of integrated manufacturing systems.

This standard does not cover: safety aspects of individual machines and equipment that may be covered by standards specific to those machines and equipment (B11 “base” standard), transfer machines or transfer lines, or continuous flow processes.

ANSI B11.21 - 2006 (R2012) Safety Requirements for Machine Tools Using Lasers for Processing Materials

This standard applies to machine tools using a laser for processing materials, and its associated equipment.  It describes the hazards generated by such machines and states the protective measures to be incorporated into such machines.  The standard also contains requirements for the information provided with such machines.

Excluded from the requirements of this document are: photolithography; holography; equipment used in medical applications; data storage; laser printers; and copiers.  

Note: Standard currently under revision.  Expected mid-late 2013

ANSI B11.22 - 2002 (R2012) Safety Requirements for Turning Centers and Automatic Numerically Controlled Turning Machines

This standard specifies the safety requirements for the design, construction, operation and maintenance (including installation, dismantling and transport) of turning centers and automatic numerically controlled turning machines.

This standard does not cover safety requirements of manufacturing systems/cells (integrated manufacturing systems).

Note: Standard currently under revision.  Expected mid-late 2013

ANSI B11.23 - 2002 (R2012) Safety Requirements for Machining Centers and Automatic Numerically Controlled Milling, Drilling and Boring Machines

This standard specifies the safety requirements for the design, construction, operation and maintenance (including installation, dismantling, and transport) of machining centers and automatic numerically controlled milling, drilling and boring machines.  This standard is applicable to machines where the axes of travel is not greater than 1x1x1 m (39x39x39 in).

Note: Standard currently under revision.  Expected mid-late 2013

ANSI B11.24 - 2002 (R2012) Safety Requirements for Transfer Machines

This standard specifies the safety requirements for the design, construction, operation and maintenance (including installation, dismantling and transport) of transfer machines.

This standard does not cover safety requirements of manufacturing systems/cells (integrated manufacturing systems), nor of transfer press lines.

Note: Standard currently under revision.  Expected mid-late 2013

ANSI B11.25 - 201X  Safety Requirements for Large Machines

This document/standard/TR/annex applies to large machines with a working envelope greater than two cubic meters (meters of travel).  This document is to be used with ANSI B11.0 and ANSI B11.19 to execute the risk assessment process and the safeguarding of machinery respectively.  Additional requirements for machine types of smaller size contained in other standards may also apply such as B11.22 and B11.23. 

Note: Standard currently under development.  Expected early 2014

ANSI B11.26 - 201X Functional Safety for Equipment (Electrical/Fluid Power Control Systems) – Application of ISO 13849 - General Principles for Design

This standard provides guidance in understanding and implementing safety-related control functions (functional safety) and specifications as they relate to electrical, electronic, mechanical, pneumatic, hydraulic components and systems for machines covered by the B11 series of safety standards.

Note: Standard currently under revision.  Expected mid-late 2013

ANSI B15.1 – 2008 (REAFFIRMATION OF ASME B15.1-2000) Safety Standard for Mechanical Power Transmission Apparatus

This standard provides requirements for use in developing effective safeguarding methods to protect people from injury due to inadvertent contact with mechanical power transmission apparatus.  When specific safeguarding methods are listed, they are based on sound safety practices; however, alternatives that provide equivalent protection are acceptable.  The use of personal protective equipment is recommended, where applicable, but its use does not negate provisions of this Standard. 

Standard merged with B11.0 (general aspects) and B11.19 (predominantly); formally withdrawn as an ANSI standard in January 2011

ANSI / ISO 12100-2012 (ISO 12100:2010 IDT) Safety of machinery - General principles for design - Risk assessment and risk reduction

This standard defines technical principles to help designers in achieving safety in the design of machinery.  ANSI / ISO 12100 is an “identical” national adoption of the ISO 12100:2010 standard, which is itself, an editorial combination of ISO 12100-1, ISO 12100-2 and ISO 14121.  This standard is little changed from the 20+ year old EN 292 and EN 1050 standards which were the precursors to the ISO standards.  Very little technical revision occurred to produce the 2003 ISO standards, which were then merged without any technical revision into a single ISO standard - ISO 12100:2010.  This standard does not deal with damage to domestic animals, property or the environment.

ANSI B11 SERIES OF TECHNICAL REPORTS

ANSI B11.TR 1 - 2004 Ergonomic Guidelines for the Design, Installation And Use of Machine Tools

The purpose of this guideline is to provide a uniform approach to ergonomic considerations for machine tools within the workplace.  This document addresses those considerations which will assist in design, installation and use of manufacturing systems, including individual and integrated machine tools and auxiliary components.

ANSI B11.TR 2 - 1997 Mist Control Considerations for the Design, Installation And Use of Machine Tools Using Metalworking Fluids

This document provides guidelines for a uniform approach to the control of airborne contaminants generated by stationary machine tools used to cut and form materials.  Control shall be through the proper design, installation, use, and maintenance of the machine tool and its support systems (such as, but not limited to, metalworking fluid delivery systems and air cleaning equipment).

ANSI B11.TR 3 - 2000 Risk Assessment and Risk Reduction- A Guideline to Estimate, Evaluate and Reduce Risks Associated with Machine Tools

This B11 Technical Report provides a means to identify hazards associated with a particular machine or system when used as intended, and provides a procedure to estimate, evaluate, and reduce the risks of harm to individuals associated with these hazards under the various conditions of use of that machine or system.

ANSI B11.TR 4 - 2004 Selection of Programmable Electronic Systems (PES/PLC) for Machine Tools

The purpose of this Technical Report is to provide guidance for the design or selection, integration, and validation of PESs for the safety related functions of a machine production system.  The terminology used in this document may not be used consistently throughout the industry, but this document does represent the concepts which are important when using and designing safety-related control systems.

ANSI B11.TR5 - 2006 Sound Level Measurement Guidelines

The purpose of this Technical Report is to specify methods for measuring, evaluating and documenting sound levels emitted by a machine or machine production system(s) during normal operation and when running at idle, and to establish recommended sound levels at the various measurement locations around the machine or machine production system.

ANSI B11.TR6 - 2010  Safety Control Systems for Machines

This Technical Report provides guidance in understanding and implementing safety-related control functions (functional safety) as they relate to electrical, electronic, mechanical, pneumatic, hydraulic components and systems for machine tools covered by the B11 series of safety standards.  This document also identifies the relationship between ANSI B11.TR3 risk level (now included within ANSI B11.0) and that of the Categories and PLs of ISO 13489

NOTE 1:The terminology used in this document may not be used consistently throughout the industry, but this document does represent concepts which are important when using and designing safety-related control systems.

NOTE 2:Usage of [machine] in the following text means any of the specific machine tools covered by the ANSI B11 ‘base’ series of safety standards.

NOTE 3:This document is not intended to address programmable electronic systems / programmable electronic devices (PES / PED).  See B11.TR4.”

ANSI B11.TR7 - 2007  Designing for Safety and Lean Manufacturing:  A guide on integrating safety and lean manufacturing principles in the use of machinery

This document provides guidance on the practical application of safety and lean manufacturing principles to machinery and manufacturing systems for improving performance, safety and quality by reducing injury and waste.  The guidelines in this technical report assist machine tool users to minimize waste and risk associated with machinery and manufacturing systems, including individual and integrated machine tools and auxiliary components.