Does the product have quality inspection before loading?

Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed.

How to pack the products?

The inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet. It caneffectively protect products from corrosion during ocean transportation.

Premium ASTM B280 Seamless Copper Pipe Coil for Export

Name: Premium ASTM B280 Seamless Copper Pipe Coil for Export
Brand: Shandong Tongmao Special Steel Co., Ltd.
SKU: 2105335755

Shandong, ChinaShandong Tongmao Special Steel Co., Ltd.

US$8,000.00

1 Ton

Product profile

Customization

Available

After-sales Service

24 Hours on Line

Warranty

Online

Shape

Round

Application

Water Tube, Water Heater, Oil Cooler Pipe

Alloy

Non-alloy

Certification

ISO

Standard

ASTM B88, ASTM B837, ASTM B306, ASTM B883, ASTM B819

Grade

C1100/C12200

State

Hard

Customized

Color

Green

Od

1/4"-7/8"

Wt

0.5-1.5mm

Length

15m/30m/50m

Usage

Air Condition and Refrigeration

Finishing

Soft

Surface

Bright

MOQ

500kgs

Transport Package

Standard Export Packing

Specification

pure Cu99.9%

Trademark

tongmao

Origin

China

HS Code

7411101900

Production Capacity

50ton/Month

Key features

Customized Dimensions: Outer diameter 1/4"-7/8", wall thickness 0.5-1.5mm, lengths 15m/30m/50m available.

Green Color Option: Available in green color with bright surface finish.

Fast Delivery Cycle: Complete delivery within 5-10 days after payment.

ISO Certification: Products meet ISO 9001, SGS, and EWC standards.

Strict Quality Control: All products undergo strict quality inspection before packaging.

Professional After-Sales: 24-hour online support and warranty services available.

Multiple Payment Methods: Support L/C, T/T, Western Union, and MoneyGram.

Global Sample Service: Samples can be sent to all parts of the world.

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: ≤5.84h

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.