What surface treatments are available?

Surface treatments include black rust-proof painting, galvanizing, and inner rust-proof oil coating.

Do you provide free samples?

Yes, free small samples are available for quality inspection.

What is the lead time during peak season?

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

Durable Sch40 Carbon Steel Round Pipe for Construction Projects

Name: Durable Sch40 Carbon Steel Round Pipe for Construction Projects
Brand: Shandong Kanghong Manufacturing Co., Limited
SKU: 2153933552

Shandong, ChinaShandong Kanghong Manufacturing Co., Limited

US$450.00-500.00

5 Tons

Product profile

Customization

Available

Type

Welded

Technique

ERW

Model NO.

ASTM A53 Gr. B / GB/T 8162 Q235B

Material

Carbon Steel

Surface Treatment

Black Rust Proof Painting

Usage

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

Section Shape

Round

Execution Standard

ASTM A53, GB/T 8162

Outer Diameter Range

21.3mm - 610mm

Wall Thickness Range

2.0mm - 20mm (Sch40)

Regular Length

6m Customization Supported

Custom Size Service

Support Custom Od/Wt/Length

Application Field

Construction, Scaffolding, Fluid Transport

Customizable Service

Support Customization for Special Outer Diameter,

Sample Service

Free Small Sample Available

Delivery Time

7 Days for Standard, 15 Days for Custom

Product Certification

ISO9001 Certified

Processing Service

Cutting, Threading, Galvanizing, Beveling, Paintin

End Treatment

Plain/Beveled/Threaded Optional

End Protection

Plastic Cap for Ends Protection

Inner Rust Protection

Inner Rust Proof Oil Coating

Shipping Method

Sea/Land/Express/Air Optional

Transport Package

Bundle + Waterproof Film + Solid Pallet

Trademark

KANGHONG

Origin

Shandong, China

Production Capacity

50000

Key features

Custom Size Service: Support Custom OD/Wt/Length with flexible customization options.

Wide Application Scope: Suitable for pipeline, boiler, hydraulic, oil/gas, construction, and chemical industries.

Multiple Grade Options: Available in Q195, Q235, Q345, ASTM A500, S235, S355, and other international standards.

ISO9001 Certified: Product meets ISO9001 quality management system certification requirements.

Flexible Processing: Supports cutting, threading, galvanizing, beveling, and painting services.

Fast Delivery: 7 days for standard items, 15 days for custom orders.

Free Sample Available: Free small samples provided for quality verification before bulk order.

OEM/ODM Support: Full customization from samples, designs, or minor adjustments available.

Company profile

Importers and ExportersFast DeliveryQuality AssuranceProduction Process Visualization

Shandong Kanghong Manufacturing Co., Limited

Shandong, China

CertifiedBusiness 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: Foreign trade business has just begun CertifiedNearest Port: TianjinAverage Response Time: ≤6.45h

AI-Powered supplier vetting

SummaryThe supplier is explicitly identified as a professional technical supplier specializing in stainless steel, carbon steel, galvanized steel, metal processing, and related products. It provides 3D software design and multiple forms of customization, including sample-based, design-based, full, minor, and flexible customization. Production is supported by factories with complete facilities, while stated quality controls include batch testing, quality assurance, and raw-material traceability. However, finished products are also described as being checked by packing staff, and no written corrective-action or complaint-handling procedures are available. The supplier states that it has exported to more than 50 countries, but another slice says foreign trade has just begun, creating inconsistency in export-history evidence. No certification information or sufficient evidence of financial credibility is provided. SDK availability is explicitly absent.

Supplier typeThe supplier is explicitly described as a professional technical supplier and as a manufacturer and seller of stainless steel, carbon steel, galvanized steel, metal products, mechanical parts, and related materials. Its registered business scope also includes metal cutting processing and import/export activities, supporting classification as a technical metal-product supplier.

After-Sales capabilityThe supplier states that it provides after-sales support and timely after-sales service through its international sales team, and presents customer-oriented service as a business principle. However, it also reports no written procedures or records for handling customer complaints or corrective and preventive actions, so the formal robustness of after-sales management is not demonstrated.

R&D capabilityThe supplier is identified as having professional technical R&D capability and offers 3D software design services with multiple customization modes. However, it explicitly has no available SDK, so the evidence supports product and design development capability but not software-development integration capability.

Production capacityThe supplier states that its production factories are located in other cities with complete supporting facilities and that it specializes in producing steel coils, sheets, pipes, mechanical parts, and related products. Quality assurance, batch testing, and raw-material traceability are also stated, although one slice says finished products are checked by packing staff, indicating that the detailed final-inspection structure is not fully clear.

Customization capabilityThe supplier explicitly offers customization from samples, customization from customer designs, full customization, minor customization, and flexible customization. Its sales team also states that it supports order customization, providing direct evidence of broad customization capability.