DN20-DN2000 Gr. B Carbon Seamless Steel Pipe for Petroleum Pipeline

Name: DN20-DN2000 Gr. B Carbon Seamless Steel Pipe for Petroleum Pipeline
Brand: Joho Steel Co., LTD
SKU: 2303481055

Hunan, ChinaJoho Steel Co., LTD

US$550.00-630.00

1 Ton

Product specifications

DN20

Sample price:US$30.00/kg.Request sample

Product profile

Customization

Available

Color

Black

Usage

Transportation of Petroleum

Model NO.

DN20-DN2000

Type

Use

Application

Oil Product

Grade

Process Method

Hot Rolled

Od

DN20-DN2000

Transport Package

Seaworthy Packing

Specification

About 680*680*6000mm

Trademark

JOHO

Origin

China

HS Code

7304192000

Production Capacity

5000ton/Year

Key features

The chemical composition of Gr.B SMLS is precisely controlled to ensure that they possess excellent corrosion resistance and fatigue resistance.

The Gr.B seamless steel pipe is manufactured from high-quality carbon structural steel and undergoes meticulous processing techniques, ensuring the pipe's high strength, high toughness, and exc

During the production of Gr.B large-diameter seamless steel pipes, a strict quality control system ensures that the surface of the pipes is smooth and flat.

The specifications are diverse. The wall thickness generally ranges from 5 to 50 mm, and the length generally ranges from 5 to 12 meters.

Company profile

High Repeat Buyers ChoiceExhibition ExperienceQuality AssuranceManagement Certification

Joho Steel Co., LTD

Hunan, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 5 YearsNearest Port: Shanghai port, Tianjian port, Qingdao portAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier is a steel pipe manufacturer with stated production capacity exceeding 400,000 metric tons annually, supported by two ERW, one LSAW, and two SSAW production lines. It holds an ISO 9001:2015 certificate, offers extensive customization and ODM/OEM services, and has participated in an international trade exhibition. However, its service-management procedures, complaint-handling process, corrective-action mechanism, overseas service presence, inventory capability, and digital management systems are limited or absent. Financial information provided for 2024 reports zero values across the listed indicators, which does not establish financial credibility. The supplier reports two R&D engineers and no new products in the past year, so innovation strength is not demonstrated. Customer cases are not specifically documented.

Supplier typeThe supplier identifies itself as a steel pipe manufacturer operating two ERW lines, one LSAW line, and two SSAW lines, with stated annual steel pipe capacity exceeding 400,000 metric tons. This supports classification as a manufacturing supplier rather than a purely trading or service company.

CertificationsThe supplier reports holding an ISO 9001:2015 certificate. This is explicit evidence of a quality-management-system certification, although no further certification scope or validity details are provided.

After-Sales capabilityThe supplier has no written procedures or records for service assessment, corrective and preventive actions, or complaint handling. It also has no overseas showroom, agents or branches, overseas warehouse, or inventory capability, although it has participated in one offline trade show and reports a one-month average lead time.

Production capacityThe supplier states that five steel pipe production lines support annual capacity exceeding 400,000 metric tons, indicating substantial manufacturing capability. However, in-stock capability is explicitly absent, while the status of capacity reconciliation, outsourcing procedures, and manufacturing contracts is unknown.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, along with ODM services and OEM services for known brands. These statements provide direct evidence of broad customization capability.