Can we order inch standard American sizes?

Fully supported, supply standard 3-inch to 15-inch US nominal depth channels, also support metric conversion cutting.

Does A53 have low-temperature impact resistance?

No mandatory low-temperature Charpy impact test in ASTM A53 standard, not recommended for frigid zone outdoor key structures.

Can A53 C channel be used as main load-bearing columns?

Not advised by North American design codes, only for secondary bracing and non-vertical primary load components.

Can Grade A and Grade B be loaded in one container?

Yes, we will separate bundling and mark labels clearly for easy inspection and unloading.

What documents can you provide for USA customs clearance?

ASTM batch mill test certificate, SGS third-party mechanical inspection report, ISO9001 certificate, commercial invoice and packing list.

China Hot Rolled S355jr C Channel for Heavy Structural Fabrication

Name: China Hot Rolled S355jr C Channel for Heavy Structural Fabrication
Brand: Tianjin Zengze Steel Trading Co., Ltd.
SKU: 1933200212

Tianjin, ChinaTianjin Zengze Steel Trading Co., Ltd.

US$720.00

2-9 Tons

US$710.00

10-19 Tons

US$700.00

20-49 Tons

US$680.00

50+ Tons

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Quality Objection Within 10 Days Since Receiving

Warranty

6 Months

Model NO.

ZZ-C-006

Type

Cold Bending Equal Channel

Standard

GB, ASTM, JIS, AISI, DIN, BS

Shape

C Channel

Perforated

Not Perforated

Length

5-12m

Delivery

7 Days

Technique

Cold Rolled, Hot Rolled

Material

A36, Q235, Q345, Ss400, S235.S355

Stock

8000tons for Normal Size

Manufacturer

Rizhao, Laiwu

MOQ

1 Ton

Shipment Port

Tianjin, Qingdao, Shanghai

Payment Term

30%T/T, Balance Against Shipping Documents

Height

50~300mm

Thickness

3~60mm

Application

Construction

Surface

Hot Rolled Surface or Galvanized

Shipping

by Container or Bulk Ship

Transport Package

Standard Package

Specification

standard size

Trademark

Zengze

Origin

China

HS Code

7216109000

Production Capacity

5000tons Per Month

Key features

High Strength S355JR Grade: 50% higher yield strength than Q235B, ideal for heavy load structures.

Ready Stock for Fast Delivery: 8000 tons normal size stock; loads within days to avoid project delays.

Multiple Surface Options: Black hot rolled, shot blast primer, or hot dipped galvanized for corrosion resistance.

Custom Processing Services: Supports arbitrary length cutting, end milling, and hole drilling for bulk orders.

Global Standard Compliance: Meets GB/T 706 and EN 10025 standards with EN 10204 3.1 MTC certificates.

Versatile Heavy-Duty Applications: Used for factory frames, crane supports, bridges, mining equipment, and offshore platforms.

Low Minimum Order Quantity: MOQ is 1 ton, with mixed sizes acceptable for flexible purchasing.

Professional Export Packaging: Anti-rust oil, waterproof film, and fumigated pallets prevent rust and damage.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceFast Delivery

Tianjin Zengze Steel Trading Co., Ltd.

Tianjin, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 17 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤0.95h CertifiedTerms of Payment: LC, T/T, D/P, etc.

About Our Factory & Business Background

AddressBeichen District Beicang Way Names Material, Tianjin, China

Plant Area50 square meters

Number of Employees2

Registered Capital5,000,000 RMB

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity100 Kg

Supply Chain Partners10

Our Production Capability & Technical Expertise

Main ProductsSteel And Laser Cladding Machine

R&D Engineers1 people

Our Industry Experience & Global Business Record

Year of Establishment2007-12-11

Main MarketsEurope, Domestic, Asia

Repeat Buyers Choice80%~100%

Number of Foreign Trading Staff1

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:Why is ASTM A53 mainly for pipes but used for C channels?

ASTM A53 defines chemical and mechanical properties of Grade A/B carbon steel, this material is widely processed into hot rolled channel profiles for general secondary structures in North America, only not for pressure piping itself.

Q:Difference between A53 Grade A and Grade B channel?

Grade A softer for bending and stamping; Grade B higher yield strength for medium static load bearing, higher structural stability.

Q:Can ASTM A53 channel replace ASTM A36 channel?

Only for secondary non-key auxiliary members; main load-bearing structural beams must adopt standard ASTM A36 structural channel per US building codes.

Q:Is ASTM A53 steel easy for on-site welding?

Yes, low carbon equivalent design, compatible with SMAW, MIG and flux-cored welding, stable weld joint performance.

Q:Which surface treatment for coastal US projects?

Hot-dip galvanizing is the optimal solution against marine salt mist and high humidity corrosion.