Prime Galvanized Steel Pipe Q235B Hot DIP Galvanized Round Square Rectangular Gi Tube for Greenhouse

Name: Prime Galvanized Steel Pipe Q235B Hot DIP Galvanized Round Square Rectangular Gi Tube for Greenhouse
Brand: Shandong Guojie New Material Co., Ltd.
SKU: 2323095655

Shandong, ChinaShandong Guojie New Material Co., Ltd.

US$511.00

5-49 Tons

US$486.00

50-199 Tons

US$446.00

200+ Tons

Sample price:US$100.00/set.Request sample

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

Q195 Q235B Q355B S235JR S355JR

Type

Welded

Technique

Hot Rolled

Material

Alloy Steel

Surface Treatment

Galvanized

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

Wall Thickness

1-10mm

Length

1-12m or as Required

Payment Term

T/T or L/C

Tolerance

±1

Temper

Soft for Bending, Standard Structural Hardness

Trade Term

Fob, CFR, CIF, DAP

MOQ

5 Tons

Lead Time

Stock 3-7 Days; Custom 10-15 Days

Production Process

Hot Dipped Galvanized, Pre Galvanized

Diameter

21.3-219.1mm

Zinc Coating Thickness

Hot DIP 60-120μm, Pre-Galvanized 20-40μm

Pipe End

Plain End, Threaded End, Threaded with Coupling

End Protection

Plastic Cap Covered, Iron Protector Cap

Material Grade

Q195, Q235B, Q355b, ASTM A53 Grade a, Gradeb

Executive Standard

GB/T3091, ASTM A53, ASTM A795, BS1387

Transport Package

Standard Sea-Worthy Packing

Specification

as your customized

Trademark

GUOJIE

Origin

China

Key features

Uniform thick zinc coating, strong anti-rust & anti-corrosion, self-repair scratch protection.

Hot-dip galvanized layer closely bonded, no peeling, no blistering.

High tensile strength, pressure-resistant, stable structure, not easy to deform.

Long service life, minimal maintenance cost for outdoor/coastal humid environment.

Smooth inner & outer surface, low fluid resistance for water/gas transport.

High temperature resistance, non-combustible, safe for fire fighting piping.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock CapacityQuality Assurance

Shandong Guojie New Material Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤1.29h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier offering 3D design and broad customization, from prototypes to mass production. Its business scope covers metal materials, forgings, powder metallurgy, metal structures, hardware, and related construction materials. It reports inventory capability, export capability, and participation in an international metallurgy exhibition, but has no overseas warehouse, showroom, agent, or branch. Quality assurance and complaint/CAPA procedures exist, although no written records are available. RoHS compliance is stated, while no Fortune 500 cooperation is reported. Financial and production information is incomplete and internally difficult to interpret, so those areas require further verification.

Supplier typeThe supplier describes itself as supporting prototyping through mass production and is explicitly identified as a professional technical supplier. Its stated business scope includes metal materials, forgings, powder metallurgy products, metal structures, hardware, and related construction materials.

CertificationsRoHS is listed as a product compliance certification. No additional certifications or certification scope are provided, so the assessment is limited to this stated certification.

R&D capabilityThe supplier reports professional technical R&D capability, 3D software design services, and one R&D engineer. However, no SDK is available, and the limited staffing information does not establish broad or advanced innovation capacity.

Production capacityThe supplier states that it supports both single-piece prototyping and mass production, has inventory capability, and holds self-operated import/export rights. Nevertheless, no specific equipment, capacity, facility, workforce, or production-output data is provided.

Customization capabilityCustomization is explicitly offered through flexible, minor, and full customization, including customization from customer designs and samples. The supplier also states that it provides technical consulting and optimization recommendations.

Product Q&A

Q:What material grades do your galvanized steel pipes adopt?

Base material mainly Q195, Q235B, conform to ASTM A53, ASTM A795, EN10255, JIS G3452. Custom grades are acceptable for special projects.

Q:Can you provide test certificates for customs clearance?

Yes, we can issue official Mill Test Certificate (MTC) for each batch. Third-party inspection like SGS, BV is acceptable before shipment.

Q:Do you provide samples? Are they free?

Yes, samples are free (you only pay the freight). This allows you to verify quality risk-free. The sample freight cost will be deducted from your future order, making it a no-cost investment for you.

Q:How can I get a quotation quickly?

We are available 24/7 via email, Skype, WeChat, and WhatsApp. Just send your requirements, and we will provide you with a fast and competitive quote, streamlining your purchasing process.

Q:What is the difference between hot dipped galvanized and pre-galvanized pipe?

1.Hot Dipped Galvanized (HDG): Zinc coating strong anti-corrosion, for outdoor, coastal, water/gas, fire fighting projects. 2.Pre-galvanized / Electro galvanized: Zinc coating thin layer, low cost, for greenhouse frames, cable conduits, indoor decoration.