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Premium Steel Pipes & Fittings

High-quality industrial steel pipes, pipe fittings, flanges, and valves for oil, gas, chemical, and construction industries. Manufactured to international standards with precision and durability.

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About CR Pipes

Cangrun Pipeline Equipment Co., Ltd. is a leading manufacturer and supplier of high-quality industrial steel pipes, pipe fittings, flanges, and valves based in China. With years of experience and a commitment to excellence, we deliver reliable solutions for the oil, gas, chemical, and construction industries.

Our products are manufactured to meet international standards including ASTM, ASME, JIS, GB, and more. We serve clients globally with precision-engineered components designed for durability, safety, and performance under extreme conditions.

15+
Years Experience
50+
Global Clients
Galvanized Steel Pipe

Our Products

Explore our wide range of industrial steel pipes, fittings, flanges, and valves engineered for performance and reliability.

Carbon Steel Elbow

Carbon Steel Elbow

Long Radius 1.5D, ASTM/ASME A234 WPB-WPC, available in 90° and 45° angles for seamless butt welding.

  • Standards: ASTM/ASME A234
  • Size: 1/2" to 24"
  • Material: Carbon & Alloy Steel
Equal Tee Fitting

Equal & Reducing Tee

Industrial steel tee fittings for pipeline branching. Available in seamless and seamed types with various wall thicknesses.

  • Standards: GB/T12459, JIS B2311
  • Size: DN15–DN1900
  • Wall: Sch10 to XXS
Concentric Reducer

Concentric & Eccentric Reducer

Butt weld pipe reducers for changing pipe diameter. Formed via reducing, expanding, or stamping processes.

  • Standards: SY/T0609, HG/T21635
  • Size: 1/2" to 78"
  • Max Wall: 150mm
Welded Steel Pipe

Welded Steel Pipe

High-strength ERW and welded steel pipes for structural and industrial applications. Durable and corrosion-resistant.

  • Type: ERW, Seamless, Galvanized
  • Size: 1/2" to 78"
  • Standards: ASTM, ASME, GB
Galvanized Steel Pipe

Galvanized Steel Pipe

Corrosion-resistant galvanized pipes ideal for outdoor and high-moisture environments. Long-lasting performance.

  • Coating: Hot-dip Galvanized
  • Size: DN15–DN1900
  • Application: Construction, Water Systems
Stainless Steel Elbow

Stainless Steel Elbow

ASTM/ASME A403 WP304, WP316L, and other grades. Ideal for corrosive environments and sanitary applications.

  • Grades: 304, 304L, 316, 316Ti
  • Angle: 45°, 90°, 180°
  • Standard: ANSI B16.9
Butt Weld Flange

Butt Weld Flange

Industrial-grade butt welding flanges from 3/8" to 160", available in Class 150 to 2500 and PN ratings.

  • Size: DN10–DN4000
  • Pressure: CLASS 150–2500
  • Facing: RF, FF, RJ, MFM
Slip On Flange

Slip On & Plate Weld Flange

A105 carbon steel flanges for easy installation. Suitable for low-pressure systems and structural connections.

  • Size: DN10–DN2500
  • Standard: ANSI, JIS, DIN
  • Material: A105, Stainless, Alloy
Pipe Cap

Carbon Steel Pipe Cap

Used to close pipe ends securely. Available in various shapes including flat, elliptical, and conical.

  • Size: 1/2" to 78"
  • Wall: Sch10 to XXS
  • Standard: GB/T12459, SH/T3409
Threaded Fittings

Threaded Fittings (NPT)

Forged threaded fittings for easy assembly and disassembly. Ideal for low-pressure, non-corrosive systems.

  • Size: 1/2" to 4"
  • Standard: ANSI B16.11
  • Connection: NPT, BSPT

Why Choose CR Pipes?

Certified Quality

All products meet ASTM, ASME, GB, JIS, and other international standards. Full traceability and QC documentation available.

Industrial Durability

Engineered for extreme pressure, temperature, and corrosive environments. Trusted by oil, gas, and chemical industries.

Global Supply

Reliable export experience with clients across Asia, Middle East, Africa, and South America. Fast shipping and support.

10,000+
Products Stocked
50+
Countries Served
99.8%
Customer Satisfaction
15+
Years in Business

Frequently Asked Questions

What materials do you offer for pipe fittings?

We offer carbon steel (ASTM A234 WPB, WPC), alloy steel (WP1-WP91), and stainless steel (A403 WP304, 316L, 316Ti) fittings.

What standards do your products comply with?

Our products meet ASTM, ASME, GB/T, JIS, SH/T, SY/T, HG/T, and DL/T standards for pipes, fittings, and flanges.

Do you provide custom sizes or OEM services?

Yes, we offer OEM manufacturing and can produce custom sizes, wall thicknesses, and materials based on client drawings.

What is the delivery time for bulk orders?

Typical lead time is 20–30 days after order confirmation, depending on product type and quantity.

How do I request a quote or product catalog?

Please visit the official website to submit your inquiry. We respond to all requests within 24 hours.

Get in Touch

For product inquiries, quotes, or technical support, please visit our official website to contact the team directly.

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