Types of Rebar in Canada: Black, Epoxy, Galvanized, Stainless and GFRP
How many types of rebar are there? Black, epoxy-coated, galvanized, stainless and GFRP bar compared, with the Canadian standards and grades behind each one.
How many types of rebar are there? Black, epoxy-coated, galvanized, stainless and GFRP bar compared, with the Canadian standards and grades behind each one.
Welded wire mesh sizes in Canada: common styles like 152x152 MW18.7, gauge to MW conversions, steel area and kg/m², and the sheet and roll sizes mesh comes in.
Why concrete needs rebar: how steel carries the tension concrete cannot, how the two work together, and what rebar does in slabs, beams, columns and footings.
Where fiberglass (GFRP) rebar is used and why: bridge decks, parking garages, marine work, tunnel soft-eyes, MRI rooms and homes, plus where steel still wins.
What GFRP rebar is, what the letters stand for, how it is made, how it differs from steel, the Canadian standards behind it and where builders in Ontario use it.
What rebar is made of and how it is produced: carbon steel from recycled scrap, melted, cast and hot rolled, plus whether rebar is iron, mild steel or magnetic.
10M or 15M rebar for your slab? How the two sizes compare, how they map to US #3, #4 and #5 bar, and what actually decides the size on your drawings.
When exposed rebar must be capped or protected in Ontario under O. Reg. 213/91, why mushroom caps are not impalement protection, and the alternatives to caps.
When epoxy-coated rebar is required in Canada: what CSA A23.1, CSA S413 and MTO say, the ASTM A775 and A934 specs, handling rules, and the alternatives.
How epoxy-coated rebar is sourced in Ontario: coating plants vs fabricators, what to specify, plant certification, lead time drivers and what to check on delivery.
The Canadian mills that make rebar, where they are, how mills differ from fabricators and suppliers, where imports fit in, and how to buy bar in Ontario.
Convert welded wire mesh to a rebar grid and back: steel area per metre for common mesh styles, equivalent 10M and 15M spacings, US in²/ft values and the catches.
Wire mesh vs rebar cost for a slab: steel per square metre, supports, laps, labour and what each gives you. Includes a worked quantity comparison for a garage slab.
Wire mesh vs rebar for a slab: what each one actually does, why mesh position matters, where fibre fits, and which slabs need engineered rebar in Ontario.
What Y12, T12, H12, N16 and D10 rebar mean, their diameters and weights, the countries behind each label, and the nearest Canadian M bar for each size.
Canadian rebar sizes explained: 10M through 55M with diameter, area and weight per metre, how metric bars compare to US #3 to #18, and which sizes get used where.
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