Buyer's guides.
Plain answers to the questions behind an order — sizes, grades, which type where. Written from the questions we get on quotes. Each one ends the same way: send your list and we quote it the same day.
Steel weight calculator
Compute kg/m, kg per length, total kilos and pieces per ton for rebar, round/square/flat bar, angle, GI/BI pipe, tube and MS plate.
Open the calculator → Steel SupplyWhat size rebar for the job
Common bar sizes per member — slab, footing, column, beam, CHB — plus Grade 33 vs 40 vs 60 and pieces per ton.
Read the guide → Metal FabricationWhich anchor bolt for the job
L-type, J-type, straight, expansion and chemical anchors — common sizes M12 to M36 with embedment, and grades A307, F1554, Grade 5, 8.8 and hot-dip galvanised.
Read the guide → Steel SupplyGI or BI pipe: which to use
Water, fire sprinkler, gas, structural, fence — which pipe for each, schedule choices, and the rules for welding galvanized.
Read the guide → Steel SupplyC-purlin size and spacing
Section and thickness by span, purlin spacing by roofing sheet, and what changes in the typhoon belt.
Read the guide → Electrical SupplyChoosing a circuit breaker
Breaker-and-wire pairings per the PEC, plug-in vs bolt-on, AT vs AF, and where ground-fault protection is required.
Read the guide → PPEConstruction site PPE checklist
The baseline for everyone on site and per-task additions, with the RA 11058 rules on who provides and who pays.
Read the guide → PPE · Fire ProtectionThe safety kit a construction site holds
Respirators and P100 filters, insulating gloves, lockout stations, gas detectors for confined space, escape ladders, extinguishers, siamese connections and fire pumps — what the OSH law and the Fire Code expect, and how many.
Read the guide → Fire ProtectionFire safety inspection checklist
What the BFP inspector checks before the FSIC and the business-permit renewal — extinguishers, fire hose and cabinets, emergency lights, exit signs, smoke detectors, sprinkler heads and valves — with a tick-list to print.
Read the guide → Steel Supply · Valves · FastenersStainless steel supply
Bar, angle, sheet, Schedule 40 pipe and square and rectangular tube with wall thicknesses, expanded metal, Kitz stainless valves and fasteners — 304 vs 316, and delivery to Cebu.
Read the guide →Need numbers instead?
Sizes and weights live on the product pages — deformed bar, GI & BI pipe, C-purlins, I-beam, angle bar and the rest of steel supply. Send your list — spec sheet, drawing or BOQ — and we quote it back the same day.