Qingxian Hengyun Electronics Enclosure Co., Ltd.

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Category	Item	Content
Basic Information	Product Name	Iron Frame
	Processing Method	Cutting → Stamping → Bending → Welding → Polishing → Surface treatment (full-process controllable)
Origin & Logistics	Production Address	Cangzhou, China (Hebei Province)
	Shipping Port	Tianjin Port / Huanghua Port (supporting multiple transportation methods)
Technical Specifications	Overall Dimensions	Customizable according to customer needs (providing CAD/3D/2D drawings)
	Material Selection	Carbon steel / Galvanized steel / Square tube / Round tube (supporting thickness and material customization)
	Surface Treatment	Painting / Electrophoresis / Powder coating / Electro-galvanizing / Hot-dip galvanizing (optional outdoor anti-corrosion process)
Customization Services	Color Options	Standard colors such as black, gray, white / Customizable according to color card
	OEM In-depth Customization	Supporting structural drawing design and load-bearing optimization analysis / Structural reinforcement treatment
	LOGO Craftsmanship	Stamping mark / Laser coding / Silk screening (nameplate can be added)
Supply Chain Capability	Packaging Method	Protective film + packing belt / Carton / Wooden frame (supporting pallet packing)
	Minimum Order Quantity (MOQ)	10 pieces (supporting sample processing)
	Delivery Cycle	Ordinary orders: 5–10 days / Bulk orders: up to 500 pieces per week
Application Adaptation	Core Application Scenarios	Display brackets / Mechanical frames / Storage racks / Logistics pallet support structures

Military backpack frame shell

Centrifuge housing

Switch Panel

Panel switch

panel

Multi-function panel

Design Drawings

You can upload 2D or 3D design drawings, and we will respond in 2-8 hours!

Process Selection

01-

Cutting Process

Laser, plasma, or waterjet cutting for precise metal sheet separation, ideal for complex shapes and high precision, with smooth, burr-free edges.

Laser Cutting

Laser cutting is fast, high-quality, with precision up to ±0.05mm, smooth surface, and no need for further machining.

Plasma Cutting

Fast melting speed, smooth cut surface, no deformation, suitable for thicker materials with significant speed and quality advantages.

Waterjet Cutting

Waterjet cutting is versatile, less affected by material type, low cost, easy operation, and high productivity, becoming a mainstream industrial technique.

02-

Sheet Metal Bending

CNC press brake with custom molds bends metal sheets into shapes like U, V, or channel, with precision up to ±0.1mm.

03-

Welding

TIG/MIG, arc welding, and robotic welding for seamless connections in stainless steel, aluminum, with high-strength seams.

04-

Punching

CNC punching for quick and precise hole creation, supporting batch customization, with thicknesses from 0.5mm to 6mm.

05-

Riveting

Using compression or pull riveting to join parts without welding, suitable for enclosures, strong and easy to disassemble.

06-

Stamping

High-speed stamping for mass production of hardware parts, supporting complex shapes and textures, with cold/hot stamping for different materials.

07-

Polishing

After welding, the surface is polished, with no sharp edges, weld marks, or burrs, ensuring smooth, flat seams.

08-

Label Customization

Custom branding or functional labels (logos, model numbers, safety warnings) applied to sheet metal parts for enhanced product appeal and professionalism.

Material Selection

Aluminum Alloy

Light metal with good forming and corrosion resistance, suitable for lightweight equipment.

Color

Silver, anodizable in various colors

Types

5052, 6061, 7075

Advantages

Lightweight, good thermal conductivity, suitable for electronic and heat-dissipating parts, anodizable, aesthetic, corrosion-resistant, easy to process and bend.

Copper

High conductivity metal, used for electrical and heat dissipation components.

Color

Red or brownish-red

Types

T2 Copper, H62 Brass

Advantages

Excellent conductivity and thermal performance; high ductility, suitable for precision parts; corrosion-resistant, used in high-end electronics and medical devices.

Carbon Steel (Low, Medium, High Carbon)

Composed of iron and carbon, used in mechanical structures and sheet metal parts.

Color

Gray-black

Types

Q235 (Low Carbon), 45# (Medium Carbon), T10 (High Carbon)

Advantages

Easy to source, cost-effective, good welding, cutting, and forming properties; high strength, suitable for load-bearing structures. Surface can be plated or painted for corrosion resistance.

Stainless Steel

Chromium-rich alloy steel with excellent corrosion resistance and strength, ideal for high-end sheet metal products.

Color

Silver, mirror, or brushed finish

Types

201, 304, 316

Advantages

Corrosion-resistant, suitable for high-humidity, acidic, and alkaline environments; aesthetic, enhances product quality; high strength, wear-resistant, suitable for structural and appearance parts; long lifespan, almost maintenance-free.

Galvanized Steel

Zinc coating on carbon steel for enhanced rust resistance.

Color

Silver-gray, zinc flower surface

Types

Hot-dip galvanized (GI), electro-galvanized (SECC)

Advantages

Strong rust resistance, suitable for outdoor use; aesthetic, good for coatings like spray or electrophoresis; good for cold-rolled steel processing; cost-effective, widely used for home appliances and enclosures.

Alloy Steel

Add metals to carbon steel for improved mechanical properties.

Color

Dark silver-gray

Types

40Cr, 20CrMo, 15CrMn

Advantages

High strength, hardness, wear resistance; good toughness, impact-resistant; heat treatable, customizable hardness; used in heavy-duty sheet metal and precision structures.

Titanium Alloy

Lightweight, high strength, corrosion-resistant metal, used in high-end equipment parts.

Color

Silver-gray, anodizable to various colors

Types

TA1, TC4 (Ti-6Al-4V)

Advantages

High strength-to-weight ratio, suitable for lightweight, strong parts; resistant to seawater and chemicals, ideal for harsh environments; biocompatible, suitable for medical devices; strong high-temperature performance, used in aerospace parts.

Aluminum Magnesium Alloy

Magnesium added to aluminum for better strength and corrosion resistance.

Color

Silver-white

Types

5052, 5083

Advantages

Lightweight, seawater corrosion-resistant; excellent welding and forming; stronger than regular aluminum; used in ships, enclosures, and transport equipment.

Stainless Steel Sheet

Standard stainless steel for laser cutting, bending, and welding.

Color

Silver-white, mirror, brushed

Types

304, 316, 430

Advantages

Smooth surface, precise processing; aesthetic, corrosion-resistant, ideal for high-end enclosures; good forming, suitable for various processes; high temperature, pressure resistant, suitable for structural and decorative parts.

Tool Steel

Steel designed for high strength and wear resistance, commonly used for mold processing.

Color

Dark gray to black-gray

Types

Cr12, D2, SKD11

Advantages

Very high hardness and wear resistance; stable dimensions, suitable for precision machining; fatigue-resistant, ideal for stamping molds; heat treatable for various hardness requirements.

Surface Treatment

Sandblasting

Description

High-speed sand particles remove oxidation and burrs, improving adhesion and surface roughness.

Applicable Materials

Aluminum, carbon steel, stainless steel, copper, alloy steel, etc.

Treatable Colors

Original color (can be repainted after treatment)

Effect Description

Matte or fine sanded surface, improving coating adhesion and impurity removal.

Tumbling

Description

Parts placed in abrasive media for vibration or rolling, achieving deburring, chamfering, and polishing.

Applicable Materials

Aluminum, stainless steel, copper, carbon steel, etc.

Treatable Colors

Original color (surface brightness can be processed)

Effect Description

Deburring, smooth surface, improved aesthetics, ideal for small batch parts.

Alodine

Description

Forms a corrosion-resistant conversion film on aluminum alloy, commonly used as pre-treatment before coating.

Applicable Materials

Aluminum, aluminum alloy

Treatable Colors

Golden yellow, transparent, light gray

Effect Description

Improves corrosion resistance, enhances coating adhesion, suitable for aerospace and military electronics.

Anodizing

Description

Electrolytic process on aluminum to form a dense oxide layer, enhancing corrosion resistance and aesthetics.

Applicable Materials

Aluminum, aluminum alloy

Treatable Colors

Silver, black, gold, red, blue, etc.

Effect Description

Surface hardening, corrosion-resistant, colorable, delicate appearance, good insulation.

Teflon Coating

Description

Spraying PTFE on metal surfaces to provide anti-stick, corrosion resistance, and high-temperature tolerance.

Applicable Materials

Aluminum, carbon steel, stainless steel, etc.

Treatable Colors

Black, gray, green, blue, etc. (based on formula)

Effect Description

Low friction, oil and water-resistant, corrosion-resistant, often used in sliding parts and molds.

Black Oxidation

Description

Chemical treatment forms an oxide layer on steel, enhancing appearance and rust resistance.

Applicable Materials

Carbon steel, alloy steel, stainless steel

Treatable Colors

Black (usually matte black)

Effect Description

Uniform black appearance, increased rust resistance, commonly used in mechanical parts.

Chemical Plating

Description

Chemical reduction deposits a metal layer on the surface, commonly nickel plating.

Applicable Materials

Steel, stainless steel, aluminum, copper, etc.

Treatable Colors

Silver-white, bright silver

Effect Description

Bright surface, strong corrosion resistance, uniform coating, suitable for high-precision or internal parts.

Electroplating

Description

Electrolytic process deposits a metal coating on the surface, like zinc, chrome, or nickel plating.

Applicable Materials

Carbon steel, stainless steel, copper, zinc alloy, etc.

Treatable Colors

Silver, gold, nickel, black, colorful zinc, etc.

Effect Description

Improves corrosion resistance, hardness, and aesthetics, widely used in decoration and protection.

Spray Painting

Description

Sprays paint onto the surface to form a protective and colored layer.

Applicable Materials

Almost all metal materials

Treatable Colors

Various colors available

Effect Description

Various colors, moisture and rust-resistant, enhances appearance, suitable for non-standard color requirements.

Passivation

Description

Forms a stable oxide film on the metal surface, improving corrosion resistance without affecting conductivity.

Applicable Materials

Stainless steel, aluminum, copper, etc.

Treatable Colors

Original color or light gray

Effect Description

Enhances corrosion resistance, maintains original color, suitable for high-demand industries like food and medical devices.

Powder Coating

Description

Solid powder is electrostatically applied and baked to form a coating.

Applicable Materials

Carbon steel, stainless steel, aluminum, etc.

Treatable Colors

Various colors (RAL standard colors available)

Effect Description

Uniform coating, strong adhesion, impact and corrosion-resistant, ideal for enclosures and equipment cases.

Electrophoresis

Description

Uniform coating is deposited on electrically charged metal parts, commonly used for rust-proof primer.

Applicable Materials

Steel, aluminum, zinc alloy, etc.

Treatable Colors

Black, gray, transparent, gold, etc.

Effect Description

Thin, uniform coating, excellent rust resistance, ideal for automotive and electronic casings.

Sandblasting

Tumbling

Alodine

Anodizing

Teflon Coating

Black Oxidation

Chemical Plating

Electroplating

Spray Painting

Passivation

Powder Coating

Electrophoresis

Sheet Metal Processing Standards

Cutting Accuracy	Laser cutting or CNC punching error within +0.2mm (standard), high precision within +0.1mm.
Bending Angle Tolerance	Typically +1°, with angle compensation for thickness variation.
Welding Standard	Follow JB/T 4709 or AWS D1.1, with full welds, no defects, no cracks.
Riveting/Tapping	Riveted parts meet DIN or PEM standards, hole tolerance H7~H10.
Grinding/Deburring	All edges/holes should be burr-free, smooth surface.