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KCM Special Steel Co., Ltd.  |  Wenzhou, China · Hong Kong office

[email protected] WhatsApp +86 137 5849 8349

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About Us

Your Trusted Partner in Stainless Steel Solutions

As a leading manufacturer based in Wenzhou, China, KCM Special Steel Co., Ltd. specialises in delivering premium stainless steel pipes, tubes and fittings for industrial applications worldwide. With decades of expertise and state-of-the-art facilities, we cater to diverse industries including oil and gas, chemical processing, construction and marine engineering.

Core Product Portfolio

What We Manufacture

Pipes and Tubes

Welded and seamless stainless steel pipes. Sizes OD 2-2400mm x WT 0.8-80mm, including square and rectangular shapes.

Fittings

Elbows, tees, reducers, caps, crosses and flanges. Custom fabrication available.

Materials

Austenitic, duplex, super duplex and high performance nickel alloy grades, listed in full below.

Materials

Grades We Produce In

FamilyGrades
Austenitic Series201, 202, 301, 304/304L, 316/316L/316Ti, 321, 347/347H, 310/310S, 253MA, 254SMO/S31254 and others
Duplex and Super DuplexS31803 (2205), S32750 (2507), S32760
High-Performance AlloysMONEL 400/500K, INCONEL 600/601/625/718/X750, INCOLOY 800H/800HT/825, Nimonic 60/80A, Alloy 20/28/31, high temperature alloys, precipitation hardening stainless steel, 904L and others

Quality Assurance and Compliance

We Adhere to Rigorous International Standards

Pipe and tube standards
ASTM A312, ASTM A269, ASTM A213, ASTM A790, ASTM A789, ASTM A928, ASTM A249, ASTM A511, DIN 17456, JIS G3463, GOST and others
Fitting standards
ANSI B16.9, ANSI B16.28, ANSI B16.11, ASTM A403, DIN 2605/2606, JIS B2311
Additional compliance
ISO 9001, PED, TUV, DNV, API, AD2000, NORSOK M650, and third party inspection acceptance
See Certificates
Pipe production equipment at KCM Special Steel

Why Choose KCM Special Steel

Four Reasons Buyers Come Back

Extensive Ready Stock

Immediate availability of standard sizes and grades to meet urgent project timelines.

Custom Solutions

Tailored dimensions, surface finishes such as polished and brushed, and material grades.

Global Reach

Efficient logistics for delivery to Europe, the Middle East, North America, Asia and South America.

Technical Support

End-to-end guidance on material selection, corrosion resistance and application engineering.

Commitment to Excellence

Our vertically integrated manufacturing process, from raw material sourcing to precision forming, welding and testing, guarantees superior mechanical properties and longevity. Equipped with advanced spectrometers, hydrostatic testers and ultrasonic inspection systems, we ensure every product exceeds industry benchmarks.

TUV certified and AD2000 quality compliance manufacturer and supplier of nickel alloy, duplex stainless steel pipe, tube, pipe fittings and flanges, and stainless steel pipe, tubing, pipe fittings and flanges in China.

FAQ

About the Company

Who is KCM Special Steel

KCM Special Steel Co., Ltd. is a manufacturer based in Wenzhou, China, specialising in stainless steel pipes, tubes and fittings for industrial applications worldwide, with decades of expertise and state-of-the-art facilities.

What sizes can you produce

Welded and seamless stainless steel pipes from OD 2mm to 2400mm with wall thickness 0.8mm to 80mm, including square and rectangular shapes.

Which grades do you supply

Austenitic grades including 201, 202, 301, 304/304L, 316/316L/316Ti, 321, 347/347H, 310/310S, 253MA and 254SMO/S31254; duplex and super duplex S31803 (2205), S32750 (2507) and S32760; and high performance alloys including MONEL, INCONEL, INCOLOY, Nimonic, Alloy 20/28/31, high temperature alloys, precipitation hardening stainless steel and 904L.

Which standards do you work to

Pipe and tube: ASTM A312, ASTM A269, ASTM A213, ASTM A790, ASTM A789, ASTM A928, ASTM A249, ASTM A511, DIN 17456, JIS G3463, GOST and others. Fittings: ANSI B16.9, ANSI B16.28, ANSI B16.11, ASTM A403, DIN 2605/2606, JIS B2311.

What quality approvals do you hold

ISO 9001, PED, TUV, DNV, API, AD2000, NORSOK M650, and third party inspection acceptance.

Do you hold stock

Yes. We keep extensive ready stock of standard sizes and grades so urgent project timelines can be met.

Which regions do you ship to

Europe, the Middle East, North America, Asia and South America.

How do I get a quotation

Message Mr. Bob Lee on WhatsApp at +86 137 5849 8349 or email [email protected] with the grade, standard, size range and quantity you need.

Request a Quote

Bring Us the Whole Line

Pipe, tube, butt weld fittings and flanges are produced in the same mill, so one supplier can cover the specification end to end.