Bolting for Northern Chile: Antofagasta & the Atacama.
The world's biggest copper-mining district — Escondida, Chuquicamata and their neighbours in the Atacama Desert — with the LNG terminal and thermal power plants that supply them at Mejillones.
- MineBHP Escondida copper mine, Atacama Desert, south-east of Antofagasta — 1,305,000 t of copper in fiscal 2025, its highest in 17 years
- MineCodelco Chuquicamata, Calama — 246,000 t of fine copper in 2025 (revised)
- MineCodelco Radomiro Tomic, Calama — 295,000 t of fine copper in 2025
- MineAntofagasta Minerals Centinela, Sierra Gorda — 240,400 t of copper in 2025
- LNGGNL Mejillones (Engie-controlled) GNL Mejillones, Mejillones
- PowerEngie Energía Chile Mejillones thermal complex, Mejillones — 377 MW IEM unit being converted from coal to natural gas (announced Dec 2025)
Listed to describe the area’s industry — not a list of our customers.
What plants in Antofagasta order.
Low-temperature bolting that stays tough in cryogenic service — A320 L7 and the A320 stainless grades, Charpy tested to the temperature.
Turbine, boiler and heat-exchanger bolting that holds its load at temperature — B16, A453 660 and 422 stainless studs made to OEM drawings.
Structural and machinery bolting for hoists, crushers, mills and conveyors — A325 and A490 heavy hex bolts, Grade 8 cap screws and A563 nuts, plus machined parts to drawing.
Jobs we’ve made in these grades.
Do you have a location in Antofagasta?
No — everything is made and shipped from our shop at 18401 Intercontinental Crossing Dr, Houston, TX 77073, about 4,100 miles from Antofagasta in a straight line.
How fast can you get bolting to Antofagasta?
We ship to Antofagasta, Chile by international air or ocean freight from Houston, with the delivery time and shipping terms quoted on every order. When a unit is down, call +1 832-446-3442 — answered 24/7, Houston time — and we will quote the fastest air option on the call. Made-to-order parts are quoted with a lead time.
Do you ship to Chile?
Yes. We ship from Houston by international air or ocean freight from Houston, with the delivery time and shipping terms quoted on every order. Parts are made and certified in Houston before they ship.
What certification comes with the parts?
Every lot ships with an EN 10204 3.1 material test report traceable to the heat. EN 10204 3.2, PMI, Charpy and NACE MR0175 compliance are available on request.
What do LNG terminals in Antofagasta usually order?
Low-temperature bolting that stays tough in cryogenic service — A320 L7 and the A320 stainless grades, Charpy tested to the temperature.
What do power stations in Antofagasta usually order?
Turbine, boiler and heat-exchanger bolting that holds its load at temperature — B16, A453 660 and 422 stainless studs made to OEM drawings.
What do mines & mills in Antofagasta usually order?
Structural and machinery bolting for hoists, crushers, mills and conveyors — A325 and A490 heavy hex bolts, Grade 8 cap screws and A563 nuts, plus machined parts to drawing.
Sources: codelco.com · guiaminera.cl · ticker.app · argusmedia.com · portalminero.com