At Hebei Cangtie Industrial Co., Ltd., we provide premium ASTM A106 seamless pipe and API 5L seamless pipe, crafted from high-quality carbon steel in compliance with ASTM A106, A53, and API 5L standards. Our hot-dipped galvanized pipe ensures exceptional corrosion resistance, delivering long-lasting performance even in harsh industrial environments.

Each carbon steel seamless pipe undergoes rigorous inspection, including dimensional checks, hydrostatic testing, and heat treatment, guaranteeing precise wall thickness, smooth surface, and reliable mechanical strength. Designed for high-pressure applications, our high-pressure seamless pipe is trusted worldwide for oil & gas pipelines, chemical plants, water transport systems, and industrial structural projects.

With certified quality, strict manufacturing standards, and a commitment to reliability, Hebei Cangtie’s ASTM A106 seamless pipe, API 5L seamless pipe, and hot-dipped galvanized pipe are your dependable choice for long-term, safe, and efficient pipeline solutions.

Key Features:

✅ Seamless Construction – No welding seams, ensuring superior pressure resistance.
✅ Hot-Dip Galvanized – Zinc-coated for maximum rust & corrosion protection.
✅ Compliant with ASTM/API Standards – Guaranteed quality for global industrial use.
✅ Various Sizes & Grades – Customizable to meet project specifications.
✅ Durable & Long-Lasting – Ideal for harsh environments.

Contact Us for Premium Steel Pipes!

Company: Hebei Cangtie Industrial Co., Ltd
Website: https://ctflange.com/
Email: hudson@cangtiepipe.com
WhatsApp/Phone: +86 157 3370 8805
Address: Yanshan Economic Development Zone, Yanshan County, Cangzhou City, Hebei Province, China
Contact Person: Hudson Liu

Frequently Asked Questions (FAQ)

1. Are you a manufacturer or trading company?
We are a manufacturer with our own factory located in Hebei, China, specializing in stainless steel, carbon steel, and alloy steel flanges.

2. What materials do you offer?

• Stainless Steel: 304, 304L, 316, 316L, 321, etc.

• Carbon Steel: ASTM A105, ASTM A350 LF2, Q235, Q345, etc.

• Alloy Steel: ASTM A182 F11, F22, F5, etc.

3. Which standards do your products comply with?
ASME B16.5, ANSI, ASTM, DIN, JIS, EN, GB — with third-party inspection available.

4. Do you support OEM/ODM customization?
Yes, we provide custom machining, coating, marking, and packaging based on your drawings.

5. What is your minimum order quantity (MOQ)?
MOQ is typically 1 piece for standard items; customized parts may vary.

6. Do you provide free samples?
Yes, free samples for standard sizes are available; buyers cover shipping cost.

7. What is your delivery time?

• In-stock: 3–5 working days

• Bulk/custom orders: 10–25 working days

8. How do you ensure product quality?
We perform full inspection: raw material verification, dimensional checks, pressure/leak tests, and surface finish inspection. Third-party testing is available upon request.