What standards do the ducts meet?

Steel ducts meet JG 225-2007, and plastic ducts meet JTT 529-2016.

What is the lead time for production?

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

What payment terms are accepted?

We accept LC, T/T, D/P, PayPal, and Western Union.

Prestressed Concrete Black Corrugated Round Pipe

Name: Prestressed Concrete Black Corrugated Round Pipe
Brand: Tianjin Qiangbang Industrial Co., Ltd.
SKU: 2004693662

Tianjin, ChinaTianjin Qiangbang Industrial Co., Ltd.

US$1.00-5.00

20 Meters

Product profile

Customization

Available

Standard

DIN, GB, JIS

Material

Zinc Alloy

Model NO.

(33-160) x (0.25-0.40) mm

Head Type

Round

Materials

Galvanized Sheet

Thickness

0.25-0.35mm

Dia.

35mm-130mm;

Length

2.2m/PCS, 5.8m/PCS

Application

Post Tension

Transport Package

Export Packing

Specification

GB, ASTM, JIS

Trademark

DaQiang

Origin

Tianjin, China

Production Capacity

3000 Meter/Meters Per Day

Key features

Dual Material Options: Available in galvanized steel, black steel strip, and HDPE plastic ducts.

Versatile Section Shapes: Offered in both round and flat corrugated duct configurations.

Wide Strand Compatibility: Supports strand diameters from 12.5mm to 15.7mm for various models.

Extensive Dimension Range: Round ducts range from 50mm to 160mm inner diameter; flat sizes up to 90x22mm.

Multiple Strand Capacities: Round ducts handle 2-55 strands; flat ducts handle 2-5 strands.

Standard Compliance: Meets JG 225-2007 for steel and JTT 529-2016 for plastic ducts.

Broad Application Scope: Ideal for bridges, viaducts, dams, mines, and high-rise building projects.

Flexible Wall Thickness: Steel ducts available in 0.20mm to 0.40mm thickness options.

Company profile

Tianjin Qiangbang Industrial Co., Ltd.

Tianjin, China

Business Type: Manufacturer/FactoryExport Year: 2000-11-28Average Response Time: ≤6.12hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, FCA, EXW

AI-Powered supplier vetting

SummaryTianjin Qiangbang Industrial Co., Ltd. is a Chinese manufacturer based in Tianjin, specializing in the production and export of auto parts and construction materials. The company is a subsidiary of Tianjin Daqiang Steel Co. Ltd., which has extensive production facilities and quality control systems. It holds ISO 9000 and ISO 9001 certifications, emphasizing its commitment to quality. The company exports primarily to regions such as South America and Southeast Asia, though exports make up a small percentage of its sales. With 10 production lines and a moderate lead time, it demonstrates significant production capabilities. The company also offers multiple payment terms, enhancing its financial credibility.

Supplier typeTianjin Qiangbang Industrial Co., Ltd. is a manufacturer and factory, specializing in domestic sales and export trading.

CertificationsThe supplier holds ISO 9000 and ISO 9001 certifications, indicating adherence to quality management standards.

Financial creditThe company accepts diverse payment terms including LC and T/T, suggesting financial flexibility.

R&D capabilityThe supplier has less than 5 years of R&D engineering experience, indicating limited innovation capability.

Production capacityWith 10 production lines and efficient lead times, the company demonstrates strong production capability.