CEN/TC 322/WG 3 - Rolling mills and finishing line equipment

This document specifies the general safety requirements for cold rolling mills for flat products as defined in 3.1.
This document is applicable to: Plant (machinery, equipment, devices according Annex D) used for the manufacturing of metal cold rolled flat products from the material supply from entry (1), via the mill stand(s) (2) with roll changing devices (4), to the material removal (3) (see Figure 1).
[Figure 1]
This document does not cover:
—   Design and construction of buildings including cellars and their facilities;
—   Thermo process equipment, e.g. in accordance with EN 746 series;
—   Strip processing lines according to EN 15061, e.g. pickling line;
—   Abrasive blasting plants according to EN 1248;
—   Coil transporting system before coil take-over-point at the entry section and after coil take-over-point at the exit section, e.g. hook conveyors, overhead cranes, fork lift and railway trucks and other vehicles;
—   Roll shop equipment;
—   Hook conveyors according to EN 619;
—   Non-fixed load lifting attachments, e.g. according to EN 13155;
—   Storage equipment (e.g. high-bay warehouses);
—   Cranes, fork lifts, trucks and railway trucks and other vehicles;
—   Process technology (e.g. systems for rolling lubricant, compressed air, treatment of water, cleaning system for exhaust air);
—   Firefighting system.
NOTE 1   Special requirements for protection of persons in case of using asphyxiant gases used in firefighting system is covered by this document, see Annex C.

This document specifies the general safety requirements for finishing lines for metal strip, hereafter referred as finishing line(s), as defined in 3.1.
This document deals with significant hazards, hazardous situations and events relevant for finishing lines when used as intended and under conditions foreseen by the manufacturer. This document provides the requirements to be met by the manufacturer to ensure the safety of persons and property during transport, commissioning, operation and de-commissioning, as well as in the event of foreseeable failures or malfunctions that can occur in the equipment (see Clauses 4 and 5).
This document is applicable to:
Plant (machinery, equipment, devices) for the customer-specific processing of metal strip/metal foil (starting material: hot rolled or cold rolled strip as coil) from the material feeding (1) via the finishing process (2) until the material removal (3) (see exemplary layout in Figure 1).
Examples of finishing lines and their machinery/equipment covered by the scope of this document are listed below:
—   finishing lines, e.g.:
—   slitting line (see Figure 2);
—   cut-to-length line (see Figure 3);
—   feeding line (see Figure 4);
—   blanking line;
—   trimming line;
—   rounding machines;
—   strip edge machining lines;
—   inspection lines;
—   rewinding lines, separator lines, doubler lines;
—   strip-supply lines (e.g. for presses or roll forming lines);
—   interlinked machinery/equipment which can be part of a finishing line, e.g.:
—   coil conveying (e.g. feeding in, threading, pushing-in, guiding and transporting);
—   stretching, bending, levelling machine;
—   marking machine;
—   recoiler and uncoiler;
—   shears;
—   punching machine;
—   coil and sleeve handling device;
—   welding machine;
—   oiling machine;
—   scrap chopper, scrap coiler, scrap conveyor;
—   changing device;
—   stacking device;
—   coil transport device (associated with the line);
—   measuring systems and devices;
—   fluid systems.
The following machinery may be part of or linked to a finishing line but are not covered by this document:
—   packaging lines (EN 415);
—   roll forming lines;
—   machines for painting and laminating;
—   embossing machine;
—   saws;
—   plate shear (plate as raw material) (EN 13985);
—   equipment for applying (removing) media to (from) the material surface;
—   coil transport devices outside the boundaries of the line (e.g. supply from the storage);
—   presses (EN ISO 16092-1, EN ISO 16092-2 and EN ISO 16092-3);
—   milling machines (EN ISO 16090-1);
—   machinery using laser (EN ISO 11553) for strip processing (e.g. welding, cutting);
—   punching machines (as stand-alone machine);
—   cranes;
—   robots (EN ISO 10218);
—   separate media systems (e.g. compressed air system, exhaust system);
—   storage equipment.
For modernization, this document can be applied for the parts to be modernized.

This document specifies the general safety requirements for hot rolling mills for flat products as defined in 3.1.
This document is applicable to: Plant (machinery, equipment, devices according Annex D) used for the manufacturing of metal hot rolled flat products from the from entry (1), via the mill stands (2) with roll changing devices (6), to the exit (5) (see Figure 1).
This standard does not cover:
—   thermo process equipment, e.g. in accordance with the EN 746 series; including furnaces of a steckel mill;
—   continuous casting machines according to EN 14753;
—   hook conveyors according to EN 619;
—   non-fixed load lifting attachments, e.g. according to EN 13155;
—   roll shop equipment;
—   storage equipment (e.g. high-bay warehouses);
—   cranes, fork lifts, trucks and railway trucks and other vehicles;
—   process technology (e.g. treatment of water, rolling lubricant, compressed air, etc.);
—   separate cleaning system for exhaust air;
—   firefighting system;
NOTE 1   Please refer to Annex C for information regarding the special requirements for protection of persons in case of using asphyxiant gases used in firefighting system.
—   the design of the building, halls and civil works.
This document deals with significant hazards, hazardous situations or hazardous events relevant to hot rolling mills for flat products, when it is used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer. It provides the requirements to be met by the manufacturer to ensure the safety of persons and property during transport, commissioning, operation and de-commissioning, as well as in the event of foreseeable failures or malfunctions that can occur in the equipment.
NOTE 2   For modernization, this document (C-type standard) can be applied for the part to be modernized.
This document is not applicable to hot rolling mills for flat products manufactured before the date of its publication.

This European Standard defines the general safety requirements for hot rolling mills for long products as defined in 3.1.
This European Standard deals with significant hazards, hazardous situations and events relevant to hot rolling mills for long products. It deals not only with circumstances where the machinery is used as intended, but also includes other conditions foreseen by the manufacturer, such as foreseeable faults, malfunctions or misuse (see Clauses 4 and 5).
This applies also to hazards arising during various phases of the life of the machinery and equipment as described in 5.4 of EN ISO 12100:2010.
This European standard applies to: Machinery and equipment used for the manufacturing of metal rolled long products from the material supply from (1), via the rolling mill process equipment (2) to (9) including preparation area (10) (exemplary layout is given in Figure 1).
The following equipment is excluded:
a)   furnaces in accordance with the EN 746 series;
b)   continuous casting machines according to EN 14753;
c)   hook conveyors according to EN 619;
d)   roll and guide shop equipment (e. g., machine-tool);
e)   storage equipment (e.g., high-bay warehouses);
f)   cranes, fork lifts, trucks and railway trucks and other vehicles.
This document is not applicable to rolling mills for long products, which are manufactured before the date of its publication as an EN document.

This European Standard describes the health and safety requirements of fully automated plant used in the process of tube forming, rolling and finishing (hereafter referred to as "plant"). It describes the foreseeable, significant hazards, hazardous situations, and events arising from plants and from particular machines integrated to form the plant; it does not describe the full health and safety requirements for each particular machine. It indicates preventive measures for avoiding the hazards and reducing the risks. It deals not only with circumstances where the machinery is used as intended, but also includes other conditions foreseen by the manufacturer, such as foreseeable faults, malfunctions or misuse.
This European Standard specifies the requirements to ensure the safety of persons which are to be met during the design, assembly, transport, commissioning, operation, maintenance and decommissioning of the equipment.
This standard assumes that installations are operated and maintained by adequately trained and competent personnel. Manual intervention for setting, adjustment and maintenance is accepted as part of the normal use of these machines.
This standard assumes that the machinery is used with adequate workplace lighting conforming to
EN 12464-1 or to local regulations.
This standard applies to:
Automated plant and equipment operated for the production of metal seamless hot and cold finished tubes and welded tubes. A list of machines which could make up different plants is shown in Annex D (informative).
This standard covers:
For seamless hot-finished tubes: from material charging downstream of the heating furnace through the rolling process and up to, but not including any intermediate storage equipment or the downstream finishing lines.
For seamless cold-finished tubes: from material charging through the rolling process to the discharging equipment but not including any storage equipment.
For welded tubes: from coil charging through strip pr

2009-04-17 - CEN/TC 322 resubmit new version of text to CMC.

This European Standard specifies the safety requirements for cold rolling mills for flat products (coiled or as heavy plates) as defined in 3.1.
This European Standard deals with significant hazards, hazardous situations and events relevant to cold rolling mills for flat products. It deals not only with circumstances where the machinery is used as intended, but also includes other conditions foreseen by the manufacturer, such as foreseeable faults, malfunctions or misuse (see clauses 4 and 5).
This European standard applies to: Machinery and equipment used for the manufacturing of metal cold rolled flat products from the material entry station (1), through the forming stations (2), to the exit (3) (see Figure 1).
The following equipment is outside the scope of this European Standard:
- furnaces in accordance with EN 746-1, EN 746-2 and EN 746-3;
- pickling plants according to EN 15061;
- strip processing lines according to EN 15061;
- abrasive blasting plants according to EN 1248;
- roll shop equipment;
- hook conveyors according to EN 619;
- storage equipment (e. g., high-bay warehouses);
- cranes, fork lifts, trucks and railway trucks and other vehicles.
This European Standard is not applicable to cold rolling mills for flat products, manufactured before the date of publication of this standard by CEN.

This European Standard defines the general safety requirements for hot rolling mills for flat products as defined in 3.1.
This European Standard deals with significant hazards, hazardous situations and events relevant to hot rolling mills for flat products. It deals not only with circumstances where the machinery is used as intended, but also includes other conditions foreseen by the manufacturer, such as foreseeable faults, malfunctions or misuse (see Clauses 4 and 5).
This European standard applies to: Machinery and equipment used for the manufacturing of metal hot rolled flat products from the material supply from (1), via the mill stands (2), to the exit (5) (see Figure 1).
The following equipment is outside the scope of this standard:
- furnaces in accordance with EN 746-1, EN 746-2 and EN 746-3;
- continuous casting machines according to EN 14753;
- hook conveyors according to EN 619;
- roll shop equipment;
- storage equipment (e. g., high-bay warehouses);
- cranes, fork lifts, trucks and railway trucks and other vehicles.
This European standard is not applicable to hot rolling mills for flat products, manufactured before the date of publication of this standard by CEN.

This European Standard describes the general safety requirements for tube forming and rolling mills and finishing line equipment corresponding to the definition in EN 292-1. It describes the foreseeable, significant hazards, hazardous situations and events for plants and particular machinery, as well their integration into a plant. It indicates possible preventative measures for avoiding the hazards and reducing the risks. It deals not only with circumstances where the machinery is used as intended, but also includes other conditions foreseen by the manufacturer, such as foreseeable faults, malfunctions or misuse (see clauses 4/5).