What an welding & metal fabrication estimate is for
An estimate is not a quote, and the difference matters legally and financially. An estimate is your best assessment before everything is known — which means the document has to say, in writing, what could move the number and by how much.
For welding and fabrication shops selling to contractors, manufacturers, ranches, and homeowners, the estimate is usually the only thing the customer compares side by side against two competitors. It is doing sales work whether you designed it to or not.
The unit that trips this trade up: Fabrication is priced by material weight plus shop hours, and mobile work carries its own rate.
What every welding & metal fabrication estimate must have
- The word estimate on the document, not quote — the distinction is legal in many states
- What specifically could change the price, named rather than implied
- A percentage or dollar range the final figure may vary within
- The conditions that would trigger a revised figure
- Whether the estimate converts to a firm quote after inspection, and when
What welding and fabrication shops bill for
These are the lines that show up on most welding & metal fabrication estimates, with the unit each is normally priced in. Ranges are illustrative planning figures, not market data — your own costs, region, and margin decide the real number.
| Line item | Unit | Typical range |
|---|---|---|
| Shop labor | hour | $75–$175 |
| Mobile / on-site welding | hour | $100–$250 |
| Steel material | lb | $1–$4 |
| Aluminum or stainless material | lb | $3–$12 |
| Custom railing fabrication | linear ft | $90–$350 |
| Gate fabrication | each | $800–$6,000 |
| Structural repair | each | $350–$3,500 |
| Powder coating or finish | sq ft | $6–$25 |
Typical deposit convention: 50% at order for custom fabrication, balance on delivery.
Welding & Metal Fabrication estimate example
A realistic job, priced line by line, with the arithmetic shown the way a customer sees it:
| Description | Qty | Unit price | Line total |
|---|---|---|---|
| Design, template and shop drawings | 1 | $450.00 | $450.00 |
| Steel material and consumables | 1 | $890.00 | $890.00 |
| Shop fabrication — 14 hrs | 14 | $115.00 | $1,610.00 |
| Powder coat finish | 1 | $680.00 | $680.00 |
| On-site installation — 6 hrs | 6 | $145.00 | $870.00 |
| Subtotal | $4,500.00 | ||
| Tax (7.75%) | $348.75 | ||
| Total | $4,848.75 | ||
Notice that every assumption is a line rather than a conversation. That is the whole difference between an estimate that holds up and one that gets renegotiated in a driveway.
Three mistakes that cost welding and fabrication shops money
Material price locked too long
Steel and aluminum prices move. Put a short expiration on fabrication quotes and say the price is subject to material cost at order.
Field measurements assumed
Fabricating to drawings that do not match the field is the expensive failure in this trade. State who field-verifies and when.
Finish and installation left out
A gate that is fabricated but not coated or installed is not what the customer pictured. Itemize fabrication, finish, and installation separately.
How to send an welding & metal fabrication estimate in about a minute
A template is only half the job — the estimate still has to reach the customer in a form they can act on. With SendQuoteNow you add the customer, add your line items, and hit send. Your customer gets a branded PDF plus a link where they approve or decline with one click, and you get an email the moment they do.
- Your branding, not ours — your logo, business name, contact details, and terms on every document.
- From your phone — build and send the estimate before you leave the customer's property.
- One-click approval — no login or account needed on your customer's side.
- Automatic math — subtotal, tax, and discounts calculated as you type.
- Estimate → invoice — convert accepted work into an invoice without retyping it.