As long as we hold one container, we can accept the order.

Reliable Q345b Alloy Seamless Steel Tube for Heavy-Duty Structural Building Frames

Name: Reliable Q345b Alloy Seamless Steel Tube for Heavy-Duty Structural Building Frames
Brand: XINBAOLONG STEEL CO..LIMITED
SKU: 1993464761

Shandong, ChinaXINBAOLONG STEEL CO..LIMITED

US$650.00

1-49 Tons

US$620.00

50-99 Tons

US$580.00

100+ Tons

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

One Year

Model NO.

Seamless Steel Pipe

Type

Seamless

Technique

Hot Rolled

Material

Carbon Steel

Surface Treatment

Antiseptical

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

Standard

GB/T6728-2016, En10219, ASTM A500, En10305, As1163

Grade

Q195, Q215, Q235, Q355, Gr.a, Gr.B

Pipe Ends

Plain End / Blunt End / Screwed and Socked & Prote

Length

12m, 6m, 6.4m, Client Requirement

Thickness

as Requirement

Shape

Round, Square, Rectangular

Surface

Mechanically Polished

Special Pipe

Pipe, Other, EMT Pipe, Thick Wall Pipe

Alloy or Not

Is Alloy

Advantage

Fast Delivery, Large Inventory

Oiled or Non-Oiled

Non-Oiled

Delivery Time

7-15 Days

Transport Package

Sea Freight

Specification

q235

Trademark

Xinbaolong

Origin

Shandong

Production Capacity

5000 Ton/Tons Per Month

Key features

Wide Material Range: Available in Q195, Q215, Q235, Q355, and various alloy grades.

Flexible Customization: Customizable length, thickness, shape, and pipe ends per client requirements.

Fast Delivery: Stock items can be shipped within 2 days; standard delivery around 20 days.

ISO9001 Certified: Factory holds ISO9001 authentication with strict 100% quality inspection.

Versatile Applications: Suitable for petroleum, chemical, construction, machinery, and food industries.

Large Inventory: Maintains extensive stock to ensure fast delivery and supply chain stability.

Multiple Standards: Complies with GB/T6728-2016, ASTM A500, EN10219, and other international standards.

Seamless Technology: Hot rolled seamless construction ensures high strength and durability.

Company profile

Fast DeliveryODM ServicesR&D Capabilities

XINBAOLONG STEEL CO..LIMITED

Shandong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Flexible customization CertifiedExport Year: 1 year CertifiedNearest Port: TianjinAverage Response Time: ≤2.82h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company whose scope covers metal materials, metal structures and products, mechanical equipment, hardware, special steel, chains, construction reinforcement products, building materials, mechanical components, and non-ferrous alloys. It offers flexible customization, ODM services, and OEM services for popular brands, but has only one R&D engineer and no SDK. Quality assurance is stated, although finished-product inspection is based on random checks and packing-staff inspection, with one quality inspector and no raw-material traceability. No management-system certification is reported. Overseas service infrastructure is limited, with no overseas showroom, agents, branches, or offline trade-show participation. Financial records are indicated for 2022–2024, but no financial results are provided.

Supplier typeThe supplier is explicitly classified as a Trading Company. Its listed business scope covers a broad range of metal materials, structures, products, machinery, hardware, construction materials, and components, indicating a trading-oriented supplier rather than an explicitly identified manufacturer.

CertificationsThe supplier’s certification of management systems is reported as NIL. Therefore, no management-system certification is evidenced in the provided information.

After-Sales capabilityThe supplier has no overseas showroom, agents, branches, or recorded offline trade-show participation. It also reports no written procedures or records for handling customer complaints or corrective and preventive actions, which indicates a documented after-sales service weakness.

Customization capabilityThe supplier explicitly reports flexible customization and provides ODM services, demonstrating support for customized product or design requirements. No further limits on customization scope are stated.

Product Q&A

Q:How can I get a quotation from you?

You can leave us a message, and we will reply in time. Or we may talk online via Whatsapp. You can also find our contact information on the contact page.

Q:Can I get samples before order?

Yes, of course. Usually our samples are free. We can produce by your samples or technical drawings.

Q:What is your delivery time?

The time of delivery is usually around 20 days for a 20ft container. We can send out in 2 days if it has stock.

Q:What is your payment terms?

Our usual payment term is 30% deposit, and the rest against B/L. L/C is also acceptable. EXW, FOB, CFR, CIF, DDU.

Q:How does your factory do regarding quality control?

Quality is priority. Our factory has gained ISO9001 authentication. We guarantee the goods out from our factory 100% qualified. Each process has strict operation with 2 technicians inspecting. After products are finished, we make the last test to pick up unqualified products.