DIN2391/En10305/Gbt3639/JIS G3445 Cold Rolling/Cold Drawn Precision Seamless Carbon/Alloy Steel Pipe/Tube

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DIN2391/En10305/Gbt3639/JIS G3445 Cold Rolling/Cold Drawn Precision Seamless Carbon/Alloy Steel Pipe/Tube

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Product Description

📊 Overview

Model NO.

20# 1020 en10305 A519 seamless

Type

Seamless

Technique

Cold Drawn

Material

Carbon Steel

Surface Treatment

Oiled

Usage

Hydraulic/Automobile Pipe, Machinery Industry

Section Shape

Round

IATF16949

Yes

Production Capacity

50000 Ton/Year

🏭 Company Profile

Specializing in the production of seamless steel tubes/pipes for more than 30 years. The facility covers an area of 26,600 m² with a construction area of 11,800 m², dedicated to high-quality manufacturing processes.

🛠️ Product Description

Seamless precision steel pipes are widely used due to high precision, smoothness, thermal stability, and excellent mechanical properties.

Mechanical Manufacturing: High-precision bearings, gears, and hydraulic cylinders.
Automotive Industry: Engine components, transmission systems, and suspension parts.
Aerospace: Fuselage structural components and rocket engine parts.
Petrochemical: Oil and gas pipelines and chemical equipment.
Fluid Transportation: Safe transport for water, oil, and gas.

📋 Technical Specification

Outer Diameter	GB/T3639 (mm)	DIN2391 (mm)	EN10305 (mm)	Special Tolerance
4mm-20mm	±0.10	±0.08	±0.08	±0.05
20mm-30mm	±0.10	±0.08	±0.08	±0.08
31mm-40mm	±0.15	±0.15	±0.15	±0.10
41mm-60mm	±0.20	±0.20	±0.20	±0.15

📜 Certifications

❓ FAQ

Q: Are you a manufacturer?

A: Yes, we are a professional manufacturer for seamless steel pipes with over 30 years of experience and full technical expertise in steel products.

Q: Will you deliver the goods on time?

A: Yes, we promise to provide the best quality products and on-time delivery regardless of market price fluctuations. Honesty is our core principle.

Q: Do you provide free samples?

A: Samples can be provided free of charge, though the freight cost is covered by the customer. Freight costs are typically credited back after formal cooperation.

Q: What certifications do you hold?

A: We hold ISO9000, IATF16949, and ISO 14001 certificates, ensuring our products meet high-quality international standards.

Q: What are your terms of payment?

A: For orders over 1000 USD, we accept 30% T/T in advance with the balance due before shipment or against a copy of the B/L. Irrevocable L/C at sight is also accepted.

Q: Do you accept third-party inspections?

A: Yes, we absolutely accept and welcome third-party inspections to verify product quality.

DIN2391/En10305/Gbt3639/JIS G3445 Cold Rolling/Cold Drawn Precision Seamless Carbon/Alloy Steel Pipe/Tube

Product Description

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