Hot Sale Q235B A36 Ss400 S235jr S275jr Structural Steel Tube Square Steel Pipe Tube

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Hot Sale Q235B A36 Ss400 S235jr S275jr Structural Steel Tube Square Steel Pipe Tube

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Product Description

📋 Basic Information

Model NO.

GIT01

Surface Treatment

Galvanized

Section Shape

Round

Product Type

Welding

Key Selling Points

High Strength, High Precision

Custom Services

Support

Sample Service

Support

HS Code

730630900

Specification

ASTM

Transport Package

Seaworthy Standard Package

🛠️ Product Description

Length	4m-14m or as customers' requirements
Standard	BS1387-85, GB/T3091-08, DIN2440, JIS-G3444, EN10255, ASTM A53
Surface	Black, paint, galvanized
Zinc coating	Pre galvanized: 60-150g/m2; Hot dipped: 200-400g/m2
End finish	Plain/ beveled ends or threaded with sockets/coupling and plastic caps
Material	Q235 Q345 St37 St52 St37-2 10# 20# 16Mn
Usage	Scaffolding, Structure, Fence/Door, Furniture, Low pressure fluid, Boiler pipe
Productivity	6000 Mts/Month
Inspection	Hydraulic testing, eddy current, infrared test, or third party inspection
Packing	In bundles, woven bags, loose, or as requested
Delivery time	Within 20 days after prepayment
Payment Terms	T/T, L/C, D/P (FOB / CFR / CIF)
Additional Info	Special designs, necked down, punching holes, and pipe fittings available

❓ Frequently Asked Questions

1. What types of surface treatments are available for these steel pipes?

We offer black, painted, and galvanized surface treatments to meet various industrial and structural requirements.

2. What standards do the structural steel tubes comply with?

Our products comply with international standards including BS1387-85, GB/T3091-08, DIN2440, JIS-G3444, EN10255, and ASTM A53.

3. What is the thickness of the zinc coating for galvanized pipes?

For pre-galvanized steel pipes, the coating is 60-150g/m2. For hot-dipped galvanized steel pipes, it ranges from 200-400g/m2.

4. Can the pipe ends be customized?

Yes, we provide various end finishes including plain ends, beveled ends, or threaded ends with sockets, couplings, and plastic caps.

5. What are the primary applications for this model?

These pipes are widely used for scaffolding, structural support, fence/door construction, furniture, and low-pressure fluid transport for water, oil, or gas.

6. Do you provide quality inspection before delivery?

Yes, all products undergo hydraulic testing, eddy current, and infrared tests. We also support third-party inspections to ensure high quality.

Hot Sale Q235B A36 Ss400 S235jr S275jr Structural Steel Tube Square Steel Pipe Tube

Product Description

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