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BBQ Grille Grates - Anyone made any?

The Bean

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Dec 24, 2021
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Location
Delaware Valley (SE PA)
I've got these two that I don't use.
11.5" x 19"
15" x 25"
I'm going down to Middlesboro, KY on 81 in 2 weeks. I can make deal with you if these fit your need.
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I've also got this one, all welded flat stock 19" x 20". It fits my outdoor custom built stone bbq, but I replaced it with a piece of flagstone and set my Weber Q on it. Gas on.
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larry4406

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Jan 27, 2006
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Location
Northern Virginia
Starting making the new Rev2 grill grates finally.....

Cut the A36 1" bar stock ends and beveled them using a belt sander. Each is 16.25" long.

Yesterday bought (6) 12' sticks of 3/8" diameter 304SS rod. Rod spacing will be reduced to 3/4" from 1" that I used on Rev1. Sticks were $35/each plus tax.

Next steps are to cut (42) 20" long grate rods. Should be around 4" of waste in the 12' sticks if my match is right. Thinking I will use my portable band saw with a new blade.

Will use a new abrasive belt to chamfer the SS rods.

Still debating if I should buy a 2 lb spool of 309 mig wire for the end rod tacks. I would not be using a tri-mix gas as was previously recommended. I am inclined to just roll with the argon/CO2 gas and 0.030" L-56 SupArc Lincoln wire I already have loaded.

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This is what Rev1 looked like with the 1" rod spacing.
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Note how all but the end rods float. The end rods are welded to the bar stock. This locks the grate square while minimizing the total heat input.
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BigMike782

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Dec 19, 2008
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Still debating if I should buy a 2 lb spool of 309 mig wire for the end rod tacks. I would not be using a tri-mix gas as was previously recommended. I am inclined to just roll with the argon/CO2 gas and 0.030" L-56 SupArc Lincoln wire I already have loaded.
The down side is that the weld and heat affected zone will rust.
 
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larry4406

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Northern Virginia
Was a nice today today to piddle with this project.

Next step is cleaning and welding. Then burn off/season on grill.

Need a new wire wheel on the Craftsman. Was used when I bought it 5-6 years ago and it’s about spent. Did a nice job though on the bar stock.
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Beerhippie

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Far NE Oregon
I think wide open, the 6 burners with infrared pegs the grill around 500F.

Worry temperature?
Usually, with the stainless grades I use (304, 316), a dull red heat usually indicates the passivation is burning off. Changes in the color of the metal--like blueing headers--also are a sign. Whether or not it really matters in your application depends on you.
 
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larry4406

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Usually, with the stainless grades I use (304, 316), a dull red heat usually indicates the passivation is burning off. Changes in the color of the metal--like blueing headers--also are a sign. Whether or not it really matters in your application depends on you.
Thanks!

I think I am just gonna do some light tacks with the wire and gas I have.

The Rev1 grates are ok at the end connections to the square bars (all A36).
 
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larry4406

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Except veg oil is a poor choice!

Turns out it makes a mess.

AI

“Vegetable oil turns stainless steel gas grill grates black primarily because it polymerizes and carbonizes under high heat. Instead of creating a non-stick coating, the oil burns, breaks down, and forms a thick, sticky, or brittle black buildup, often called carbon buildup or creosote”

Yes. Mine. 😞. It was nice looking while it lasted.

Now need to cook something!

IMG_5085.jpegIMG_5086.jpeg
 

mike93lx

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Dec 9, 2013
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Location
Richmond, VA
Except veg oil is a poor choice!

Turns out it makes a mess.

AI

“Vegetable oil turns stainless steel gas grill grates black primarily because it polymerizes and carbonizes under high heat. Instead of creating a non-stick coating, the oil burns, breaks down, and forms a thick, sticky, or brittle black buildup, often called carbon buildup or creosote”

Yes. Mine. 😞. It was nice looking while it lasted.

Now need to cook something!

IMG_5085.jpegIMG_5086.jpeg
Just run en through the bead blaster
 

GaryM909

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Apr 11, 2016
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Location
Calgary, Alberta, Canada
I have owned a Weber for about 15 years. It came with the stainless grills. I have
tried every type of oil on the grills and they are still black. The only time they were
shiny was when they were new.
By the way, the grills look pretty good.
 
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larry4406

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Northern Virginia
I have owned a Weber for about 15 years. It came with the stainless grills. I have
tried every type of oil on the grills and they are still black. The only time they were
shiny was when they were new.
By the way, the grills look pretty good.
Thank you - I am pleased with how the grates came out as well.

Yeah kinda my thoughts as well on the black, I am gonna just move on and cook on it as is. I plan to cook some jerk chicken thighs later today for dinner.
 
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