What is the hole specification?

Holes are 7/16 inch in diameter with a center distance of 1 inch on all four sides.

What are the standard wall thicknesses?

Available thicknesses are 12ga (2.7mm) and 14ga (1.9mm).

What are the lead times for orders?

Peak season lead time is one month, while off-season is within 15 workdays.

Powder Coating Perforated Tube

Name: Plain/Pre-Galvanized/HDG/Powder Coating Perforated Tube
Brand: Qingdao Wanrunda Imp and Exp Co., Ltd.
SKU: 829898335

Shandong, ChinaQingdao Wanrunda Imp and Exp Co., Ltd.

US$7.20-11.90

1,000 Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Type

Welded

Technique

ERW

Model NO.

perforated tube

Material

Carbon Steel

Surface Treatment

Plain/Pre-Galvanized/HDG/Powder Coating

Usage

Special Purpose, Unistrut System, Traffic Contral ,Safety Products

Section Shape

Square

Cross Section

1 1/2" ; 1 3/4" ; 2" ; 2 1/4" ; 2 1/2"

Wall Thickness

12ga (2.7mm) ; 14ga (1.9mm)

Length

3';4';8';10';12' or Customized

Holes

Dia. 7/16" , Holes Center Distance 1"

Surface

Plain / Pre-Galvanized / HDG/Powder Coating etc

Powder Coating Color

Customized

Material Grade

Plain: ASTM A1011 Gr33 ; Pg- ASTM a 653 Gr33

Yield Strength

60,000 Psi Minimum

Transport Package

Standard Exporting Package

Specification

1 5/8" x 1 5/8", 1 7/8" x 1 7/8"

Trademark

WRD

Origin

China

HS Code

73066100

Production Capacity

50000PCS Per Month

Key features

Customized Powder Coating Color: Available in customized colors to meet specific aesthetic requirements.

Customized Length Options: Available in standard lengths (3, 4, 8, 10, 12 feet) or fully customized sizes.

Superior Torsional Stability: Square shape design provides exceptional resistance to twisting forces.

Versatile Surface Treatments: Options include Plain, Pre-Galvanized, HDG, and Powder Coating for durability.

OEM and Design Services: Full OEM service, design assistance, and buyer labeling options available.

High Load Capacity: Engineered for superior loading capacity and safe installation.

Multi-Side Mounting Capability: Full length allows signs to be mounted back-to-back on all four sides.

Diverse Material Grades: Available in ASTM A1011 Gr33 (Plain) and ASTM A653 Gr33 (Pre-Galvanized).

Company profile

Qingdao Wanrunda Imp and Exp Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2008-09-18Nearest Port: Qingdao Port, Tianjin port, Shanghai PortAverage Response Time: ≤11.75hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF

AI-Powered supplier vetting

SummaryQingdao Wanrunda Imp and Exp Co., Ltd. is identified as both a trading company and manufacturer/factory based in Shandong, China. It reports five production lines and listed annual capacities totaling 1,600 tons across steel products, including steel fences, trellises, plates, coils, pipes, and sections. The supplier states that 90% of sales are exports, has held exporting activity since 2008, and possesses self-operated import and export rights. ISO 9000 and ISO 9001 management-system certifications are reported. Its capabilities include punching, bending, welding, galvanizing, electrostatic spraying, powder coating, painting, and oiling, with manufacturing to ASTM, JIS, DIN, and API standards. Evidence is insufficient to assess after-sales service execution, financial credibility, innovation strength, and customer cases.

Supplier typeThe supplier is explicitly classified as both a trading company and manufacturer/factory. It is a China-based limited company in Shandong and reports self-operated import and export rights, with exporting activity beginning in 2008.

CertificationsThe supplier reports holding ISO 9000 and ISO 9001 supplier management-system certifications. These stated certifications provide explicit evidence of formal quality-management credentials.

Production capacityThe supplier reports five production lines and stated annual capacities of 200 tons for steel fence and guardrail, 300 tons for angle-steel and grape trellis, 100 tons for self-nail steel plates and hanger straps, and 500 tons each for steel angles/flat/coil/plate/stainless steel and steel pipe/hollow section/alloy steel. These figures explicitly demonstrate multi-product manufacturing capacity.

Customization capabilityThe supplier states that it has its own processing equipment and can perform punching, bending, welding, galvanizing, electrostatic spraying, powder coating, painting, and oiling. It also states that products can be manufactured according to ASTM, JIS, DIN, and API standards, supporting customized processing and specification compliance.