Cold Rolled Drawn Seamless Precision Steel Tube/ Pipe Carbon Alloy Steel 20#45#Q235, Q355, 35CrMo, 42CrMo, 27simn, 15crmog, 12cr1MOV

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Product Description

📋 Basic Info.
Model NO.
AISI 1010, 1020, 1045, 5140, 4130, 4140, SCM42020#
Type
Seamless
Technique
Cold Drawn
Material
Carbon Steel, Alloy Steel, Stainless Steel
Surface Treatment
According to Request
Usage
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Mining, Construction & Decoration
Section Shape
Round
Quality Gurantee
Chemistry Test, Inspection
Heat Treatment
Annealed or Request
Size
Strictly Control Size Tolerance
Surface
Good Mill Surface or Machine Accorrding to Request
Transport Package
Sea Worthy Package
Specification
OD 14-200mm, wall thickess 1mm to 50mm
Origin
China
HS Code
7228
Production Capacity
5000tons/Year
🛠️ Product Description
High quality control, accept the third party test. with SGS test report

Our factory was founded in 1989. The annual production capacity can reach 60,000 tons under years of development and the chairman's 40-year experience in steel tube industry. We are a leading technical manufacturer in the seamless steel tube industry.

We are specialized in custom production of high quality seamless steel tubes under international standards ASTM A519, ASTM A106, ASTM A500, ASME SA500, DIN2391, DIN1629, EN10305-1, DIN17121, EN10297-1, JIS3441, JIS3444 and JIS3445.

We provide small batch customization service, especially for small and medium-size enterprises. Raw material, internal and external dimensional tolerances and consistency, internal and external surface roughness, straightness, mechanical properties, eccentricity, special shape, alloy steel, small-diameter thick-walled seamless steel tubes all can be customized. We can provide customers with one-stop service and overall solutions. The production range for outer diameter is from 10 to 120mm and for wall thickness is from 1 to 20mm.

Each tube is inspected strictly with over 30 quality inspection processes and 60 test parameters. Our products have been widely used in auto parts, machinery processing, drilling and other fields. We have long-term relationship with customers such as BMW, MCC, CNNP, CRRC, Midea, Sinohydro, China Pingmei, China Academy of Building Research and so on. We have won the national automobile industry quality system certification IATF16949 and ISO9001.

Steel Tube Quality Control

We are dedicated to improving the competitiveness of customers' products in the industry. Our products were exported to Europe, America, Japan, South Korea, The Middle East, Southeast Asia and other six continents over 20 countries, and which has been consistently trusted by customers.

Seamless Steel Tube Production
Welcome to visit us, wish we have good and long term business !
❓ Frequently Asked Questions
What types of materials do you use for seamless tubes?
We specialize in Carbon Steel, Alloy Steel, and Stainless Steel, including specific grades like AISI 1010, 1020, 1045, 5140, 4130, 4140, and more.
What are the available size specifications?
Our standard production range for outer diameter (OD) is 14-200mm with wall thickness ranging from 1mm to 50mm. Small-diameter thick-walled tubes are also customizable.
Do you support third-party quality inspections?
Yes, we maintain high quality control standards and accept third-party tests, including SGS test reports, to ensure product integrity.
Which international standards do your products follow?
Our tubes are produced according to global standards such as ASTM A519, ASTM A106, DIN2391, EN10305-1, and JIS3445, among others.
What industries are your steel pipes used in?
Our products are widely applied in automotive parts, machinery processing, hydraulic systems, boiler pipes, oil and gas drilling, and the chemical industry.
Can you provide small batch customization?
Yes, we offer specialized small batch customization services tailored for small and medium-sized enterprises, including specific mechanical properties and tolerances.

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