Hot Sale E235 E355 St52 Seamless Carbon Steel Tube Cold Drawn Galvanized Carbon Steel Round Tube

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Hot Sale E235 E355 St52 Seamless Carbon Steel Tube Cold Drawn Galvanized Carbon Steel Round Tube

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Product Description

📌 Basic Information

Model NO.

Hydraulic

Type

Seamless

Technique

Cold Drawn

Material

Carbon Steel

Surface Treatment

Oiled

Usage

Hydraulic/Automobile Pipe, Machinery Industry

Section Shape

Round

HS Code

7304319000

Production Capacity

15000 Ton/Year

📸 Detailed Product Photos

⚙️ Precise Cold Rolled Seamless Steel Pipe Specifications

OD: 3mm ~ 90mm

Wall thickness: 0.5mm ~ 8mm

Tolerance: +/-0.1mm

Standard: ASTM A519, DIN2391, SAE J524, EN10305-4, GB/T3639

Steel Material: E355, E235, 10#, 20#, Q355B, etc.

Delivery State: BK, BKW, NBK, GBK, BKS

🚀 Key Advantages

Precision engineering with smaller caliber options
Flexible manufacturing: Accept small quantity orders
High-quality surface treatment for durability
Superior performance tailored for complex mechanical applications

🏗️ Industrial Application

Our high-quality steel pipes are engineered for critical industrial applications, including high-pressure systems, hydraulic circuits, automotive components, and precision machinery tubes.

🏭 Manufacturing Expertise

Specializing in the research and development of high Precision Cold Drawn Seamless Steel Tubes and High Pressure Fuel Tubes. With a facility covering over 15,000 square meters, we integrate advanced technology to meet global industrial standards.

🛠️ Main Production Equipment

❓ Frequently Asked Questions

What are the primary applications for these seamless tubes?

These tubes are widely used in hydraulic systems, the automobile industry (specifically fuel tubes), marine engineering, and general mechanical processing.

Which international standards do your products follow?

Our tubes comply with major global standards including ASTM A519, DIN2391, SAE J524, EN10305-4, and GB/T3639.

What is the range of sizes available?

We offer outer diameters (OD) ranging from 3mm to 90mm and wall thicknesses from 0.5mm to 8mm, with a precision tolerance of +/-0.1mm.

What delivery conditions (heat treatment) can I choose?

We provide various conditions: Cold drawn/hard (BK), soft (BKW), stress relieved (BKS), annealed (GBK), normalized (NBK), and Quenched and Tempered (QT).

Do you accept small volume orders?

Yes, one of our core advantages is the ability to accept small quantity orders to accommodate diverse project needs.

What materials are commonly used in production?

We primarily use high-grade carbon steel materials such as E355, E235, 10#, 20#, and Q355B to ensure high performance and reliability.

Hot Sale E235 E355 St52 Seamless Carbon Steel Tube Cold Drawn Galvanized Carbon Steel Round Tube

Product Description

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