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High-performance welded and seamless coil tubing for petroleum, chemical, medical, construction, and industrial applications. Factory-direct pricing, global export expertise, and ISO-certified quality.

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About Liaocheng Sihe SS Material Co., Ltd.

Liaocheng Sihe SS Material Co., Ltd. is a trusted manufacturer and exporter specializing in stainless steel coil tubing, aluminum coil tubing, and stainless steel square/rectangular welded pipes. With over a decade of experience in foreign trade export, we serve clients across the petroleum, chemical, water supply, medical equipment, construction, and decoration industries.

Our facility spans over 3,000 square meters and operates under strict quality standards, holding CE, ISO9001, and ISO13485 certifications. We pride ourselves on delivering high-quality products with short lead times and intimate after-sales service.

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Why Choose Sihe?

We combine advanced manufacturing, international certifications, and customer-focused service to deliver reliable industrial tubing solutions worldwide.

3000+ m² Factory

State-of-the-art production facility ensuring high output and consistent quality control across all product lines.

ISO & CE Certified

Compliant with ISO9001, ISO13485, and CE standards, guaranteeing safety, reliability, and international acceptance.

Global Export Experience

Proven track record in foreign trade with efficient logistics and documentation support for seamless international delivery.

24-Hour Support

Responsive customer service and technical consultation available to address inquiries and support your project needs.

Our Featured Products

High-quality coiled tubing and steel pipes engineered for durability, precision, and industrial performance.

304 Stainless Steel Coil Tube

• Seamless & welded options
• Sizes: 1/4", 3/8", 3/4"
• ASTM A269 / A213 compliant
• Ideal for chemical injection lines

Stock & Export Ready

2205 Duplex Coiled Tubing

• UNS S32205 / 1.4462
• ASME SA789 compliant
• Cold rolled welded
• 1/4 inch standard size

High Corrosion Resistance

2507 Super Duplex Coiled Tubing

• UNS S32750 / 1.4410
• ASTM A789 / A790
• Up to 33,000 ft/coil
• For chemical & offshore use

Extreme Pressure Rated

316L Capillary Coil Tube

• 6x0.8mm standard size
• ASTM A269 compliant
• Low carbon, high corrosion resistance
• Medical & instrumentation use

Precision Engineered

1060 Seamless Aluminum Coiled Tubing

• Lightweight & corrosion-resistant
• Seamless construction
• Ideal for heat exchangers
• Custom lengths available

Lightweight Solution

304L 10x1mm Coiled Tubing

• Low carbon stainless steel
• 10mm OD, 1mm wall thickness
• Welded construction
• Factory direct supply

Welded & Durable

Stainless Steel Square Tubing

• AISI 201, 304, 316 options
• Seamless & welded
• 6m standard length
• For construction & decoration

Architectural Grade

310 Stainless Steel Coiled Tubing

• High-temperature resistant
• 10x1mm standard size
• For industrial furnaces
• Oxidation resistant

Heat Resistant Alloy

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Frequently Asked Questions

What types of coiled tubing do you manufacture?

We specialize in stainless steel coiled tubing (including 304, 304L, 316L, 2205, 2507, 310), aluminum coiled tubing (1060, 1050), and welded square/rectangular stainless steel pipes. Both seamless and welded options are available.

Are your products certified for international standards?

Yes, our manufacturing processes comply with ISO9001, ISO13485, and CE standards. All products are tested and documented to meet ASTM, ASME, and other international specifications.

What is the typical lead time for orders?

Most standard products are available for shipment within 7–15 days. Custom orders may take 20–30 days depending on specifications. We offer fast processing and global logistics support.

Can you provide custom sizes and specifications?

Absolutely. We offer custom OD, wall thickness, length, and coil size options. Our engineering team works closely with clients to meet specific project requirements.

Get in Touch

For inquiries, quotes, or technical support, contact our team directly. We respond to all requests within 24 hours.

Location

88 Huitong Industrial Park,
Liaocheng Development Zone,
Shandong Province, China

Phone

+86-18963533479
+86-19819299201

Email

jackson@shstainless.com

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