What are the payment terms?

We accept LC, T/T, and D/P payment terms.

Where is the nearest port for shipment?

The nearest port is Tianjin Port.

What is the annual production capacity?

The company has an annual production capacity of 10 million tons of welded pipe.

API 5L Gr. B Sch40 DN250 DN300 DN450 DN500 Large Size Black ERW Carbon Steel Pipe

Name: API 5L Gr. B Sch40 DN250 DN300 DN450 DN500 Large Size Black ERW Carbon Steel Pipe
Brand: Tianjin Youfa International Trade Co., Ltd.
SKU: 918612825

Tianjin, ChinaTianjin Youfa International Trade Co., Ltd.

US$900.00-1,050.00

5 Tons

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Type

Welded

Technique

Hot Rolled

Model NO.

YF-ERW09

Material

Carbon Steel

Surface Treatment

Black

Usage

Pipeline Transport, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Construction & Decoration, Special Purpose

Section Shape

Round

Wall Thickness

1.0 -- 20.0 mm

Length

6 M in Stock ( or Customized)

Pipe Ends

Plain Ends/ Bevel Ends/ Threaded/ Grooved

Surface

Varnished/ Red or Black Painted/ Oiled /Galvanized

Standard

GB/T3091 / BS1387/ ASTM A53 / ISO65 / En39/ BS1139

Transport Package

PVC Woven Package

Specification

DN15 - DN600 ( 1/2" -- 24")

Trademark

YOUFA

Origin

China

HS Code

7306309000

Production Capacity

12, 000, 000 Tons Per Year

Key features

Extensive Customization Options: Customizable wall thickness (1.0-20.0mm), length, pipe ends, and surface treatments like varnish or painting.

Global Export Experience: Products exported to over 100 countries with 12 years of international trade experience.

Massive Production Capacity: Annual production capacity of 10 million tons with 64 ERW production lines.

Comprehensive Certifications: Certified by ISO, BSI, FPC, UL, API, TUV, and BV with two national CNAS laboratories.

Flexible OEM/ODM Services: Full customization available from samples or designs with flexible customization options.

Convenient Logistics: Located near Tianjin Port with own transport fleet for prompt delivery.

High-Quality Standards: Reliable quality with strict inspection processes and traceability of raw materials.

Low Minimum Order Quantity: Accepts orders starting from just 1 unit with flexible payment terms.

Company profile

Cooperated with Fortune 500Exhibition ExperienceRaw-Materials TraceabilityRaw Materials Reports

Tianjin Youfa International Trade Co., Ltd.

Tianjin, 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: 12 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤6.41h

AI-Powered supplier vetting

SummaryThe supplier is a limited company with 83 employees, an affiliated company, a valid import/export license, and stated OEM experience for well-known brands. It offers extensive customization and ODM services, reports new products within the past year, and provides substantial listed production capacity, including 657,000 tons of scaffolding and 50,000 tons of stainless steel pipe and fittings. Service procedures, corrective and preventive actions, and complaint-handling records are stated to exist. However, no valid manufacturing-capacity contract with the factory and related subcontractors is reported, and the supplier lacks overseas warehouses, showrooms, agents, or branches. Digitalization has started, but ERP integration and big-data use are absent. Evidence is insufficient for certifications and specific customer cases.

After-Sales capabilityThe supplier states that it has documented and followed procedures for service-capability assessment, corrective and preventive actions, and customer complaints. It offers in-stock service capacity and one-month stated lead times in both peak and off-season, but has no overseas warehouse, showroom, agent, or branch support.

R&D capabilityThe supplier reports new products within the past year, provides ODM services, and has broad R&D customization capabilities. It has started enterprise digital-process development, but lacks an available SDK, ERP integration, and big-data capability, indicating innovation activity with incomplete digital infrastructure.

Production capacityReported annual capacities include 657,000 tons of scaffolding and 50,000 tons of stainless steel pipe and fittings, alongside several steel-pipe categories. The supplier also reports inventory capability and a one-month lead time, but states that no valid manufacturing-capacity contract exists with its factory and related subcontractors.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also states that it provides ODM services. This is direct evidence of broad customization support.

Product Q&A

Q:What customization options are available for the pipe?

You can customize wall thickness (1.0-20.0mm), length, pipe ends (plain, bevel, threaded, grooved), and surface treatments (varnished, painted, oiled, galvanized).

Q:What is the minimum order quantity?

The minimum order quantity is 1 unit.

Q:How long does it take to deliver?

The average lead time is one month for both peak and off-peak seasons.

Q:What certifications does the company hold?

The company holds ISO, BSI, FPC, UL, API, TUV, and BV certifications and operates two national CNAS-certified laboratories.

Q:Can you provide OEM and ODM services?

Yes, we offer full customization from samples or designs, including minor and flexible customization options.