Is buying black truss more cost-effective than painting standard aluminum sections on-site?

In most cases, yes. Factory powder coat is applied in a controlled environment with proper surface prep, primer, and curing — it bonds uniformly and resists chipping far better than field-applied spray paint. On-site painting also requires time, labor, ventilation, drying, and touch-ups between uses. The $50 premium over the standard aluminum version typically costs less than the labor hours and materials needed to paint even a single section to a comparable professional finish.

Can I bolt this black section directly to standard brushed aluminum truss components in the same structure?

Yes. The end-plate geometry, bolt hole pattern, and Grade 8 hardware are identical between the black and standard versions. Many builders use black sections in audience-facing or camera-visible zones and standard aluminum in concealed areas — behind walls, above ceiling lines, or inside enclosed towers — to reduce cost where appearance does not matter while maintaining a uniform dark look where it does.

How does the 3-foot length fit into common stage and booth dimension standards?

Three feet is one of the most frequently used short sections because it divides cleanly into standard layout dimensions. Two 3-foot sections span 6 feet, which matches common doorway and corridor widths. Three sections reach 9 feet, and adding a single 1-foot spacer hits a standard 10-foot booth span. This makes the 3-foot section a high-rotation inventory item for builders who work across different venue sizes and need flexible components that combine into predictable totals.

EVT12S-3FT Black — 3-Foot 12x12 Heavy-Duty Box Truss Section with End-Plate Bolt Connection

EVT12S System Knowledge Center

3 Ft Black Square Box Truss End Plate Section.
Adds a 36 Inch Intermediate Section Within an End-Plated Box Truss System.

The EVT12S-3FT-Black is a 36-inch matte black aluminum end-plate truss section for adding a three-foot length within a 12-inch end-plated box truss system. It helps configure overall run dimensions when a standard section length is too long or too short. Allowable loading depends on the completed truss system, including its span, supports, connections, and applied loads.

Product Facts

Model / SKUEVT12S-3FT-Black

Product TypeBlack Square Aluminum End-Plate Truss Section

Overall Size12 x 12 x 36 in

Section Length36 in / 3 ft / 914.4 mm

MaterialEN AW-6061-T6 Aluminum

FinishMatte Black Powder Coat

3 ftSection Length

12 × 12 inTruss Profile

50 mmMain Tubing

22 lbListed Weight

4-BoltEnd-Plate Connection

Product Overview

A Three-Foot Black Section for 12-Inch End-Plated Box Truss Systems.

The EVT12S-3FT-Black provides a 36-inch intermediate section for adding length within a 12-inch end-plated box truss system. The listed finish is matte black powder coat, and the technical specifications list 25 mm diagonal brace tubing. Loading and connection requirements apply to the completed system.

Matte Black Finish

Listed as a matte black powder coat finish.

Diagonal Brace Tubing

Listed as 0.98 in / 25 mm OD with a 0.11 in / 3 mm wall.

Main Chord Tubing

Listed as 1.96 in / 50 mm OD with a 0.11 in / 3 mm wall.

End-Plate Connection

Listed end-plated nut-and-bolt connection format.

Application Uses

For Systems That Call for A Three-Foot Black Section.

This section may be considered where a matte black, three-foot length is specified within a completed truss system. Potential applications include lighting grids, scenic structures, exhibit displays, venue systems, touring equipment, and rental inventory. Supports, span, connections, and applied loads must be evaluated for the completed installation.

Lighting Grids

For end-plated grid systems that specify a black three-foot section.

Scenic Structures

For stage and scenic assemblies subject to complete-system review.

Trade Displays

For exhibit structures that call for a black 36-inch section.

Venue and Touring Systems

For installations and touring equipment that specify a three-foot length.

Rental Inventory

Adds a three-foot black-finish option to truss inventory.

Included Hardware

Listed Hardware for One Four-Point Connection.

The product data lists four Grade 8 bolts, four nuts, and four washers. Confirm fastener requirements at every actual joint, including bolt length, condition, engagement, and the applicable manufacturer tightening procedure.

4 Grade 8 Bolts

Listed for the four-point end-plate connection.

4 Nuts

Listed with the supplied bolts.

4 Washers

Included in the listed hardware set.

Connection Count

Account for hardware at each joint in the complete system.

Technical Reference

EVT12S-3FT-Black Truss Section Specifications.

Identification

Product Details

Model / SKUEVT12S-3FT-Black

BrandEvolve Truss

Product TypeBlack 3 Foot Square Aluminum End-Plate Truss Section

Warranty1-Year Limited Warranty Against Manufacturing Defects

Dimensions

Overall Size

Width12 in / 304.8 mm

Height12 in / 304.8 mm

Depth / Length36 in / 3 ft / 914.4 mm

Weight22 lb / 9.97 kg

Material and Tubing

Construction

MaterialAluminum Alloy EN AW-6061-T6

Main Tubing1.96 in / 50 mm OD, 0.11 in / 3 mm Wall

Brace Tubing0.98 in / 25 mm OD, 0.11 in / 3 mm Wall

FinishMatte Black Powder Coat

Connection Context

System Interface

Connection TypeEnd-Plated Nut and Bolt

Included Hardware4 Grade 8 Bolts, Nuts, and Washers

CompatibilityStandard 12-Inch End-Plated Truss Systems

CertificationTÜV Certified

Fit NoticeExact fit with other systems is not guaranteed

System Compatibility

For Standard 12-Inch End-Plated Truss Systems. Verify Every Connection.

This section is identified for standard 12-inch end-plated truss systems. Exact fit with other systems is not guaranteed. Before combining components, verify end-plate dimensions and thickness, bolt-hole positions, chord alignment, hardware, fastener engagement, and completed-joint seating.

System Match

Confirm the system uses a standard 12-inch end-plated format.

End Plates

Compare plate dimensions and bolt-hole positions.

Hardware

Confirm appropriate fasteners and engagement.

Completed Joint

Inspect alignment and full seating before use.

Assembly Overview

Align the End Plates. Install and Check All Four Fasteners.

Assembly should be performed by personnel qualified for the truss system in accordance with applicable manufacturer requirements. This outline provides neither torque values nor installation approval.

01 — Inspect

Check tubing, diagonal bracing, welds, plates, holes, finish, and hardware for damage.

02 — Align

Bring compatible end plates together without forcing distorted parts.

03 — Install Hardware

Fit specified fasteners at all four locations with adequate engagement.

04 — Tighten

Follow the applicable manufacturer fastener procedure.

05 — Check Seating

Confirm required hardware and full plate seating.

06 — Inspect Before Service

Review the completed truss system and supports before loading.

Engineering Reference

Load-Span Reference for Completed EVT12S Truss Runs.

All truss loading calculations are based on a completed compatible 12 x 12 aluminum-truss run supported or suspended at both ends, under one stated static-load alternative. The values below do not rate an individual straight section, plate, or three-foot truss segment. A section changes the overall length and adds bolted joints; it does not increase the completed system’s allowable capacity.

Allowable loading reference for the documented 12 x 12 aluminum-truss analysis.
Load Case	Unit	10 ft 3.05 m	20 ft 6.11 m	30 ft 9.14 m	40 ft 12.23 m
Uniformly Distributed Load	lb/ft	472	115	60	31
Deflection	in	0.21	0.65	1.63	2.68
Center Point Load	lb	2,710	1,206	580	272
Deflection	in	0.20	0.56	1.31	2.04
Third Point Loads	lb each	1,744	888	600	442
Deflection	in	0.32	0.68	1.48	2.62
Quarter Point Loads	lb each	1,110	633	428	308
Deflection	in	0.33	0.68	1.54	2.54

Load cases: CPL — one center load · TPL — two equal third-point loads · QPL — two equal quarter-point loads · UDL — load distributed over the complete span

Load-Span Assumptions and Project Review

Table assumptions: The reference evaluates unbraced truss configured as a simply supported beam. The primary analyzed spans were 10 ft, 20 ft, 30 ft, and 40 ft. If CPL, TPL, or QPL loading occurs at a truss connection, a minimum of two chords is assumed to support the vertical load.

Not included: Shock loads, dynamic loads, and resultant horizontal rigging forces, including forces from bridles or baskets. UDL applies only when the load is evenly distributed across the entire span. Published load cases are alternatives and are not additive.

Licensed structural-engineer review is required for every truss system. These values are general planning reference only and do not approve or rate an individual straight section, a completed lighting plot, a ground-support structure, a goal post, a tower, a start/finish arch, a suspended configuration, an outdoor installation, a mixed-component build, or any other assembled truss system. Confirm the complete configuration, supports, connections, span, applied loads, attachment points, rigging, ballast or anchorage, environmental conditions, and applicable code requirements with a licensed structural engineer before use.

Current documentation: Product specifications, included hardware, compatibility information, and availability are subject to change. Verify current product drawings, manufacturer instructions, connection hardware, and applicable engineering information before ordering, assembling, or using this product.

Safety and Engineering

A Truss Section Adds Length. It Does Not Increase Truss Capacity.

Allowable loading depends on the complete truss system, including span, supports, orientation, joints, suspension method, and applied loads. Suspended, load-bearing, dynamic-load, and complex applications require qualified structural or entertainment-rigging review. No stand-alone capacity value or torque value is provided here.

Inspect the truss section, diagonal braces, welds, plates, bolt holes, hardware, and connected truss before every use.

Remove any component with cracks, bends, elongated holes, plate deformation, damaged welds, or substantial finish damage from service.

Install and tighten all required fasteners using the applicable manufacturer procedure.

Do not support loads directly from connection points without approval for the complete truss system.

Verify connection interfaces and completed-system suitability before combining different systems.

Have a competent person perform a documented inspection at least annually and remove unsafe parts from service.

Truss Section Questions

EVT12S-3FT-Black Frequently Asked Questions.

What is the listed finish?

The listed finish is matte black powder coat.

What construction details are listed?

The product data lists EN AW-6061-T6 aluminum, 50 mm main tubing, and 25 mm diagonal brace tubing.

What hardware is listed?

The listed product data identifies four Grade 8 bolts, four nuts, and four washers.

Does it have a separate load capacity?

No stand-alone capacity value is provided here. Allowable loading depends on the complete system and its support and loading conditions.

Need an EVT12S Three Foot Black Truss Section?

Contact us for truss section selection, listed compatibility information, product documentation, and quantity-quote support.

Structural Solutions, Unmatched Innovation

EVT12S-3FT Black

EVT12S-3FT Black — 3-Foot Black Truss Section – 12″ x 12″ Heavy-Duty Square Aluminum End-Plate Truss (Matte Black)

3 Ft Black Square Box Truss End Plate Section.Adds a 36 Inch Intermediate Section Within an End-Plated Box Truss System.