Is the packaging safe for shipping?

Yes, we guarantee safe packing to ensure products arrive in good condition. We also address any shipping problems.

How long does delivery take?

Delivery typically takes 18 to 40 days worldwide, depending on the specific quantity ordered.

Is drop shipping available?

Yes, drop shipping is available, and we can send products worldwide.

Cold Drawn Q355b/20# Seamless Pipe for Machining

Name: Cold Drawn Q355b/20# Seamless Pipe for Machining
Brand: LIAOCHENG HUAJIAN STEEL CO., LTD.
SKU: 2152856942

Shandong, ChinaLIAOCHENG HUAJIAN STEEL CO., LTD.

US$450.00-600.00

10 Tons

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Technical Support + After-Sales Service

Warranty

10years

Type

Seamless

Technique

Cold Rolled

Material

Carbon Steel

Surface Treatment

Black

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

Advantages

Higher Pressure-Bearing Capacity, Uniformity, and

Application

Conveyance of Fluids, Gases,etc.

Standard

BS, GB, DIN, JIS, En, etc

Common Materials

Q235 Q345 St37 St52 St37-2 10# 20# 16mn etc

Surface

Black, Paint, Galvanized

Lenghth

2-12m Customisable Cutting

Wall Thickness

3-80mm

Heat Treatment Condition

Normalising, Annealing

Supply Capacity

Monthly Production Capacity of 5,000 Tonnes

Sample

for Free

Delivery Time

Within 10 Days

MOQ

10tons

Stock

in Stock

Transport Package

Wrapped with Waterproof Paper or as Requirement

Specification

Φ10mm - Φ500mm 6m-12m

Trademark

Origin

Shandong

HS Code

730650

Production Capacity

8000tons Per Month

Key features

Seamless Construction: Eliminates welded weak points for superior pressure resistance and safety.

High Pressure Bearing: Uniform structure ensures outstanding performance under high pressure.

Corrosion Resistance: Homogeneous structure provides exceptional resistance to corrosive media.

Customizable Length: Lengths of 2-12m are customizable for specific cutting needs.

Wide Material Range: Available in Q235, Q345, 10#, 20#, 16mn, and other carbon steels.

Fast Delivery: Shipment within 10 days for stock items, 18-40 days for orders.

Free Sample: Free samples available; freight cost may be refunded upon order.

10-Year Warranty: Comprehensive 10-year warranty coverage for peace of mind.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExhibition Experience

LIAOCHENG HUAJIAN STEEL CO., LTD.

Shandong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 12 years CertifiedNearest Port: Qingdao Port, Tianjing PortAverage Response Time: ≤11.22h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with broad customization, 3D software design, ODM, OEM, and recent new-product development capabilities. It reports substantial steel plate and H-beam output, inventory capability, overseas warehouse services, overseas agents or branches, and direct import-export rights. Export activity represents 90% of total sales, with Europe and North America listed as primary markets and 12 years of export experience. Service procedures exist for corrective and preventive actions and complaint handling, with follow-up records. Financial records are referenced for 2021–2023, but their actual results are not provided. Certification, manufacturing-contract status, environmental compliance, fire-drill status, and formal supplier-service assessment procedures remain insufficiently documented.

Supplier typeThe supplier is explicitly described as a professional technical supplier, with steel plate and H-beam production, direct import-export rights, and Europe and North America identified as primary export markets. Its export share is stated as 90%, and it has 12 years of export experience, indicating a technically oriented and internationally active manufacturing supplier.

After-Sales capabilityThe supplier has clear procedures and follow-up records for corrective and preventive actions and customer complaints. It also reports inventory capability, overseas warehouse services, overseas agents or branches, and participation in the 2023 MTM offline trade show; however, there is no overseas showroom and the number of countries served overseas is recorded as 0.

R&D capabilityThe supplier provides 3D software design services, supports multiple forms of customization, reported new products within the past year, and offers ODM services. It has no available SDK, which limits the evidence for software-development integration capability but does not negate its documented product and design innovation capabilities.

Production capacityThe supplier reports annual production information of 50,000 tons of steel plate and 50,000 tons of H-beam, 21–30 quality-control staff, in-stock capability, and lead times within 15 working days in both peak and off-seasons. A valid manufacturing-capacity contract is unknown, so contractual validation is incomplete, but the stated operating capabilities support a positive assessment.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, together with 3D software design, ODM, and OEM services for well-known brands. This combination demonstrates broad documented customization coverage.

Client casesThe supplier reports OEM services for well-known brands and participation in the 2023 MTM offline trade show. These are relevant customer or market-experience indicators, but no customer names, project details, order outcomes, or verifiable case descriptions are supplied.