SNI 25.530—Machining of metals

Where 25.530 sits

1. C Manufacturing
2. 25 Manufacture of fabricated metal products, except machinery and equipment
3. 25.5 Treatment and coating of metals; machining
4. 25.53 Machining of metals
5. 25.530 Machining of metals

What 25.530 includes

• Drilling, turning, milling, scraping, planing, lapping, honing, planing, sawing, grinding, sharpening, deburring, blasting, rotating, polishing, welding, joining, etc. of metal workpieces
• Cutting and engraving or writing on metals using laser beams
• Boring, milling, scraping, planing, lapping, drifting, planing, sawing, grinding, welding, joining, metal (not in connection with the manufacture of metal goods)
• Mechanical workshop, subcontract work, such as grinding, milling, drilling, welding, cutting, bending, etc.

What 25.530 excludes

• Farriery, see 01.620

Example activities

• knives, sharpening
• metalworking, such as grinding, milling, drilling, welding, cutting, bending, etc.
• metal grinding shop
• metal grinding
• sheet metal bending
• sheet metal perforation
• sheet metal splitting
• grinding, metal tools, scissors, knives (except blades and saws for machines)
• forging work, simpler
• steel etching on base metal (not for printing purposes)
• metal turning
• welding work, metal, simple, (not on construction site)
• tool sharpening, scissors, knives, etc. (except blades and saws for machines)
• engraving, cutting and writing on metal workpieces using laser beams

25.530 in other systems