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Premium Steel & Alloy Solutions

Leading manufacturer of stainless steel, copper, and alloy tubes, flanges, elbows, and fittings. Trusted by industries worldwide for high-quality, precision-engineered piping solutions.

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About Tremen Steel

Changzhou Tremen Steel Co., Ltd. is one of the leading manufacturers and suppliers in China for Stainless Steel Tube, Alloy Steel Tube, Copper Tube, Precision Tube, Boiler Tube, Automobile Tube, Oil Pipe, Pipe Elbow, and Offshore Line Pipe.

With a strong commitment to quality and innovation, we serve global clients across energy, petrochemical, marine, food processing, and industrial sectors. Our products meet international standards including ASTM, ASME, JIS, and ISO.

Industrial Expertise

Decades of experience in steel manufacturing

Global Reach

Exported to 50+ countries worldwide

Factory Interior Steel Production Quality Inspection Tube Processing

Our Products

High-performance tubes, pipes, flanges, and fittings engineered for durability, precision, and reliability in critical applications.

Titanium Tubes SB338 GR.2

Titanium Tubes SB338 GR.2

UNS R50400, ASTM B338, high corrosion resistance for chemical and marine environments.

From $25/kg Hot
SA192 Seamless Boiler Tubes

SA192 Seamless Boiler Tubes

ASTM A192, carbon steel, high-temperature strength for power and industrial boilers.

$800–$1000/ton Bestseller
Stainless Steel Seamless Pipe

UNS S31009 TP310H Pipe

High-temperature resistant stainless steel seamless pipe for extreme environments.

Premium Grade
Duplex Stainless Steel Tube

ASME SA790 S32550 Super Duplex

Excellent strength and corrosion resistance for offshore and chemical applications.

High-Performance
Sanitary Stainless Steel Pipe

Sanitary Stainless Steel Fittings

Food-grade, polished finish, compliant with hygiene standards for dairy and pharma.

Food Grade
Alloy 904L Pipe

Alloy 904L N08904 Pipe

Super austenitic stainless steel with exceptional resistance to pitting and crevice corrosion.

Corrosion Resistant
ASTM A519 Mechanical Tubing

ASTM A519 SAE1026 Tubing

Precision seamless mechanical tubing for automotive and industrial machinery.

$800/ton
Stainless Elbow WP304

A403 WP304 Stainless Elbow

ASME B16.9, 90° seamless elbow for piping systems in corrosive environments.

ASME Certified
Titanium U-Bent Tubes

Titanium U-Bent Tubes SB338 GR.12

Custom U-bend configurations for heat exchangers and condensers.

$25/kg
JIS G3445 STKM11A Tube

JIS G3445 STKM 11A Seamless Tube

Japanese standard mechanical tubing for automotive and structural applications.

$800/ton

Why Choose Tremen Steel?

We combine advanced manufacturing, strict quality control, and global logistics to deliver reliable, high-performance solutions.

Certified Quality

ISO, ASME, ASTM, JIS compliant. Full material traceability and testing reports.

Advanced Production

Modern facilities with automated lines for precision and consistency.

Global Delivery

Fast shipping to 50+ countries via sea, air, and land logistics partners.

24/7 Support

Dedicated sales and technical team available for inquiries and support.

15+
Years in Industry
50+
Countries Served
10K+
Tons Shipped Annually
99.8%
Customer Satisfaction

Frequently Asked Questions

What materials do you manufacture?

We produce stainless steel, carbon steel, alloy steel, copper, brass, titanium, and aluminum tubes, pipes, flanges, elbows, and fittings.

Do you offer custom sizes and specifications?

Yes, we provide OEM and ODM services with custom dimensions, finishes, and packaging based on client requirements.

What certifications do your products have?

Our products comply with ASTM, ASME, JIS, ISO, and other international standards. Mill test certificates (MTC) are provided with every shipment.

What is your minimum order quantity (MOQ)?

MOQ varies by product type and size. Contact us for specific details based on your requirements.

How can I request a quote?

Please visit our official website or contact our sales team directly with your specifications for a prompt quotation.

Get in Touch

Reach out to our team for product inquiries, quotes, or technical support.

Contact Information

Name: Chain Xu

Phone: +86-519-8985-1850

Mobile: +86-185-5109-0083

Email: chain@tremensteel.com

Skype: chain.xu

QQ: 1142896929

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