Hot-Dipped Galvanized Round Steel Pipes: Superior Quality for Construction & Infrastructure

Name: Hot-Dipped Galvanized Round Steel Pipes: Superior Quality for Construction & Infrastructure
Brand: Shandong Tongmao Special Steel Co., Ltd.
SKU: 2179392655

Shandong, ChinaShandong Tongmao Special Steel Co., Ltd.

US$650.00

5-19 Tons

US$600.00

20+ Tons

Sample price:US$20.00/kg.Request sample

Product profile

Customization

Available

After-sales Service

One Year

Warranty

1 Years

Application

Refrigerator, Air Condition, Automobile, Water Heater

Shape

Round

Surface Treatment

Polished

Grade

5000 Series

Alloy

Non-alloy

Temper

T3 - T8

Od

10-410mm

Wt

0.8-15mm

Length

1-6m, 6-12m

MOQ

Transport Package

Standard Export Sea-Worthy Packing

Specification

Non-oiled

Trademark

Tongmao

Origin

Shandong

Production Capacity

1000 Tons/Month

Key features

Extensive Material Range: Available in 10#, 20#, 35#, 45#, 20Cr, 40Cr, 30CrMo, 42CrMo, and many other steel grades.

Customizable Dimensions: Outer diameter 10-410mm, wall thickness 0.8-15mm, and length 1-12m based on requirements.

Multiple Processing Techniques: Offering hot rolled, cold rolled, and cold drawn techniques to suit various applications.

Versatile Applications: Widely used in construction, mechanical engineering, aviation, and rail transit equipment.

Free Sample Availability: Free small samples provided for testing, with shipping costs borne by the buyer.

Flexible Payment Terms: Accepts T/T, L/C at sight, Western Union, MoneyGram, and PayPal to match customer demand.

OEM and ODM Services: Full customization from designs available with dedicated R&D engineers.

International Certifications: Products certified with CE and RoHS, manufactured under ISO9001:2015 standards.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceManagement Certification

Shandong Tongmao Special Steel Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs CertifiedExport Year: 10 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤5.07h

AI-Powered supplier vetting

SummaryThe supplier is a limited-company trading company with eight employees and a product scope covering copper, aluminum, steel, brass, and stainless-steel products. It has self-operated import/export rights, eight years of export experience, and exports account for 71%–90% of total sales. Production information states annual capacity of 500,000 tons for steel pipe and 10,000 tons for copper pipe, with peak- and off-season lead times both within 15 working days. However, the supplier reports no overseas showrooms, agents, branches, or offline trade-show participation, and has no written complaint-handling, corrective-action, or supplier-service assessment procedures. Quality controls include quality assurance, but finished products are randomly inspected and checked by packing staff, with one quality inspector and no raw-material traceability. Innovation and formal R&D capabilities are limited: no new products were launched in the previous year, and no 3D design, ODM, SDK, or popular-brand OEM services are...

After-Sales capabilityThe supplier has no overseas showroom, overseas agent or branch, or offline trade-show participation. It also has no written corrective-and-preventive-action procedures, complaint-handling procedures, or effective supplier-service assessment records, although it accepts multiple quotation and payment terms and reports lead times within 15 working days.

R&D capabilityThe supplier reports no new products in the previous year and does not provide 3D software design, ODM, SDK, or popular-brand OEM services. Its stated R&D-related service is customization from samples, indicating limited innovation capability rather than a documented product-development program.

Production capacityThe supplier provides stated annual productivity of 500,000 tons for steel pipe and 10,000 tons for copper pipe, with peak- and off-season lead times both within 15 working days. It has export experience of eight years, self-operated import/export rights, and export sales of 71%–90%; however, quality inspection is limited to random inspection, packing-staff checks, one inspector, and no raw-material traceability.

Customization capabilityCustomization from samples is explicitly available in both the R&D/design-related and product-capability information. No broader 3D, ODM, SDK, or formal product-development capability is stated, so the confirmed capability is sample-based customization.

Product Q&A

Q:What is your working time?

Monday-Saturday : 8:30AM-17:30PM (Beijing time, GMT+08.00). We have public holiday during May.1-3, Oct.1-7 and Chinese New Year holiday . For detail, please see our update holiday notice. During these period, if you have a demand, Please send me an email.

Q:Do you provide free samples?

Yes, we can provide a free small sample for testing, buyer should bear all the shipping costs.

Q:What is your payment terms?

T/T,L/C,Western Union,MoneyGram,Paypal We are doing the best to match your demand.

Q:What is the lead time?

Usually sample lead time is 7 days after payment has been confirmed. Normal order is 10-30days,it depends on customers' quantity. Anyway,we try to offer good-quality products as soon as possible.