How do you ensure quality?

We use raw materials from top Chinese mills like Valin and Ma Steel, keep POSCO materials, and arrange third-party inspections for every order as requested.

What is the warranty period?

We provide a 3-month warranty after the arrival of the cargo.

What certifications do you have?

We comply with ASTM, DIN, JIS, EN, BS, and GB standards, and third-party inspections are acceptable and covered by the supplier.

Premium Seamless Carbon Steel Tubes for Marine Use

Name: Premium Seamless Carbon Steel Tubes for Marine Use
Brand: Shanghai South Geely Industrial Co., Ltd.
SKU: 2163640815

Shanghai, ChinaShanghai South Geely Industrial Co., Ltd.

US$750.00

3-24 Tons

US$550.00

25+ Tons

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Professional Consultant Team 24 Hours Online

Warranty

3 Month After The Arrival of The Cargo

Model NO.

10#/20#/45#/16Mn/Q235/Q345/3pe/API 5L

Type

Seamless

Technique

Hot Rolled

Material

Carbon Steel

Surface Treatment

Polished

Usage

Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose

Section Shape

Round

Trail Order

Acceptable

Sample

Free

OEM

Acceptable

Transport Package

Standard Sea Worthy Package

Specification

As your customized

Trademark

SGCO

Origin

China

HS Code

730630

Production Capacity

450000mt/Year

Key features

Custom OEM & Samples: Accepts OEM orders and provides free samples for verification.

Flexible Dimensions: Outer diameter 6mm-1020mm, wall thickness 1mm-60mm, custom lengths.

Strict Quality Control: Uses premium raw materials from major mills with third-party inspection.

Fast Delivery Options: Standard 30 days; 10-15 days if ordered size matches 1000mt stock.

Versatile Applications: Suitable for marine, oil/gas, construction, chemical, and boiler industries.

Professional Support: 24-hour online consultant team and lifetime technical guidance.

Secure Packaging: Standard seaworthy export packaging to ensure safe transit.

Company profile

Shanghai South Geely Industrial Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2021-02-20Nearest Port: SHANGHAI, TIANJIN, JIANGYINAverage Response Time: ≤0.01hTerms of Payment: LC, T/T, D/PInternational Commercial Terms(Incoterms): FOB, CFR, CIF

AI-Powered supplier vetting

SummaryShanghai South Geely Industrial Co., Ltd. is identified as both a trading company and manufacturer/factory in China, offering multiple steel tube and pipe categories and related equipment. The supplier reports customization, ODM, OEM service for well-known brands, recent new-product development, broad export coverage, and in-stock capability. Production information includes stated steel-tube output volumes and 21–30 quality-control staff, but another slice reports only five total employees, creating an internal inconsistency. Clear procedures and records are reported for complaints and corrective/preventive actions. However, quality assurance and traceability status are unknown, and the stated quantity and size of quality-control test equipment is zero. No certification information or customer-specific cases are provided. Financial records are referenced for 2021–2023, but the available information is insufficient to assess financial credibility.

Supplier typeThe supplier is described as both a Trading Company and Manufacturer/Factory, with a limited-company structure and Shanghai, China operating location. It also reports no affiliation with a larger company group; however, the stated employee count differs between the two slices, with five employees in one record.

After-Sales capabilityThe supplier reports clear procedures and followed records for handling customer complaints and corrective/preventive actions, supporting a documented service-response process. It has in-stock capability but no overseas warehouse or showroom; these latter points do not directly establish a deficiency in after-sales support.

R&D capabilityThe supplier reports new products within the past year, ODM service, and multiple forms of design-based customization. It does not have an available SDK, but that is not sufficient to negate the demonstrated product-development and design capability.

Production capacityThe supplier reports annual output of 20,000 tons of aluminized steel tube, 30,000 tons of carbon steel tube, and 10,000 tons of precision steel tube, supported by 21–30 quality-control staff and in-stock capability. However, quality-test equipment is stated as zero, quality assurance and traceability are unknown, and another record lists only five total employees, so production capacity is supported but operational-control evidence is inconsistent.

Customization capabilityBoth slices explicitly report customization from samples and designs, full, minor, and flexible customization. The supplier also reports ODM availability, providing direct evidence of broad customization capability.

Product Q&A

Q:What are your main products?

Our main products include Stainless tubes, Aluminized tubes, Galvanized tubes, Carbon steel tubes, and other steel pipes.

Q:What is the delivery time?

Normally 30 days after receiving advance payment. If the ordered size matches our 1000mt raw material stock, delivery can be shortened to 10 or 15 days.

Q:What is the MOQ?

The MOQ is 20-25 tons per container, and mixed orders are acceptable.

Q:What are the payment terms?

FOB: 30% down payment after signing, 70% after inspection before shipment. CIF: 30% down payment after signing, 70% against copy of BL.

Q:Can you produce according to samples?

Yes, we have 3 factories and technical supporters to produce according to samples or drawings, including building molds and fixtures. Free samples are available in stock.