1. Material & Standards（材质与标准）

• Material: Stainless Steel / Carbon Steel (Depending on Application)

• Grades: SUS304 / SUS316 / Q235 (Typical for Exhaust Pipes)

• Standards: ASTM A312 / EN 10305-1 / JIS G3459 (Optional)

• Type: ERW (Electric Resistance Welded) Steel Pipe

• Coating/Finish: Polished, Galvanized, or Heat-Resistant Coating Optional

2. Key Specifications（主要规格参数）

• Size Range: 20mm to 100mm OD, Custom Sizes Available

• Wall Thickness: 0.8mm to 2.5mm or Custom

• Pressure Rating: Suitable for Automotive Exhaust and Fluid Flow Applications

• Length: Standard 6m, Custom Length Available

• Surface Protection: Polished or Coated for High-Temperature Resistance

3. Features & Benefits（特点与优势）
✔ High-Temperature Resistance – Suitable for automotive exhaust gases and engine heat
✔ Precision Dimensions – Accurate OD and wall thickness ensure proper fit and sealing
✔ Durable & Corrosion-Resistant – Stainless steel or coated carbon steel for long service life
✔ Easy Fabrication & Assembly – Standardized ERW pipe simplifies bending and welding

4. Applications（适用范围）

• Automotive Exhaust Systems

• Engine and Turbo Piping

• Industrial Exhaust & Ventilation Systems

• Automotive Aftermarket Performance Pipes

5. Certifications（认证）

• Mill Test Certificate (MTC)

• ISO 9001 Certified

• Hydrostatic & Ultrasonic Tested

• ASTM / EN / JIS Compliance

Frequently Asked Questions (FAQ)

1. Are you a manufacturer or trading company?
We are a manufacturer with our own factory located in Hebei, China.

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.