×
Established 1991 / 35+ Years / Global Manufacturer

About Special Steel Seamless Pipe and Tube Manufacturer

Fujian Honglun Steel Industry Group Co., Ltd. is a professional manufacturer of seamless stainless steel pipe, duplex stainless steel pipe, super duplex pipe, and nickel alloy pipe based in China.

Engineering-Grade Manufacturer

Engineering-Grade Seamless Tubes and Pipes Manufacturer

With over 35 years of manufacturing experience (was built in 1991), We supplies corrosion-resistant seamless pipes for oil & gas, petrochemical, offshore, LNG and power generation industries worldwide.

35+
Years of
Engineering
Expertise
1991
Established Since
25,000tons
Annual Production Capacity
820mm
Max OD Range
Seamless Pipe Product Range

A complete range of seamless pipe & tube products

We manufacture a wide range of seamless pipe and tube products, including:

01

Stainless Steel Pipe

Grade Family
Stainless Steel Seamless Pipes Manufacturer
02

Stainless Steel Tube

Grade Family
Stainless Steel Heat Exchanger Tubes Manufacturer
03

Alloy Steel Pipe

Grade Family
High Alloy Steel & Nickel Alloy Pipe

Custom sizes and cut-to-length services are available according to project requirements.

Manufacturing Capability

Manufacturing Capability of Seamless Pipes

We operates a complete seamless pipe production system including:

STEP 01
Piercing
STEP 02
Cold Drawing &
Cold Rolling
STEP 03
Bright Annealing
Heat Treatment
STEP 04
Straightening
& Finishing
Production Lines
With more than 25 cold drawing and cold rolling production lines, our annual production capacity reaches approximately 25,000 tons.
In-Stock Grades
We maintain regular stock of common grades such as 304L, 316L, 2205, 2507, 904L, 254SMO, inconel 625 and C276 to ensure fast delivery for international customers.
OD Range
6 mm820 mm
Annual Capacity
25,000 tons
Large Diameter Production

Large Diameter Seamless Pipe Production (Up to 820 mm)

We specializes in large diameter seamless stainless steel pipe production. This facility supports offshore and project-based requirements for heavy wall and large OD seamless pipes.

International-Standard Manufacturing Facilities

Our seamless pipes are manufacturedin accordance with:

All products are supplied with EN 10204 3.1 certification. 3.2 certification is available upon request.

Manufacturing Standards13 standards
ASTM A312 ASTM A213 ASTM A269 ASTM A789 ASTM A790 ASTM B622 ASTM B163 ASTM B167 ASTM B444 EN 10216-5 GB/T 21833 GB/T 13296 GB/T 14976
Certifications Include7 accreditations
PED AD 2000 ISO 9001 ISO 14001 ISO 45001 NORSOK M-650 EAC (CU-TR)
Industries We Serve

Applications of Stainless Steel & High Alloy Seamless Pipes

Our seamless stainless steel pipe, duplex pipe and nickel alloy pipe products are widely used in:

Oil and Gas

Oil and Gas

Offshore Platforms

Offshore Platforms

Petrochemical Plants

Petrochemical Plants

LNG Facilities

LNG Facilities

Desalination Systems

Desalination Systems

Power Generation

Power Generation

Globally Recognized Approvals

Certifications Include

Our manufacturing operations are accredited and verified by leading international certification bodies, ensuring compliance with the most stringent quality, safety, and environmental standards.

PED
PED
ISO 9001
ISO 9001
ISO 14001
ISO 14001
ISO 45001
ISO 45001
NORSOK M650
NORSOK M650
EAC (CU-TR)
EAC (CU-TR)

Quality is at the core of our operations, and integrity guides every cooperation. Our objective is to build long-term global partnerships by delivering reliable seamless pipe solutions in austenitic stainless steel, duplex stainless steel, and nickel alloys for corrosion- and pressure-critical applications.