what we do

What We Do

One-stop service for industrial stainless steel Pipes, Tubes, Fittings, Flanges and Valves.

Stainless Steel Pipe and Tube

Pipe & Tube

Seamless & Welded

Round & Square & Rectangle & Section

Austenitic & Duplex & Super Duplex Stainless

Precision Tube

Stainless Steel Forged Flanges

Slip-on flange&Welding Neck flange

Blind Flange&Lap Joint/Backing Flange

Socket Welding flange&Threaded/Screwed Flange

Class 150LB 300LB 600LB 900LB 1500LB 2500LB

RF FF RTJ

Stainless Steel Heat-Exchanger Tube

Boiler & Heat Exchanger Tube

Straight & U type

100% Stress Relieved

100% Hydrostatic Testing

100% Non-destructive Testing

Stainless Steel Hollow Bar and Mechanical Tubing

304 / 304L316 / 316L & 316TiS31803/S32205 & S32750OD. 32mm – 420mmID. 20mm – 300mm

Stainless Steel Butt-Welding Fittings

Elbow 90° 45° 180° LR SR 3D

Tee&Cross Equal/Straight Reducing

Reducer Concentric Eccentric

Lap Joint Stub End

Cap

Value-added Service

U-bending

Polishing

Beveling

Cutting

Welded with Flanges & Fittings

who we are

Who We Are

Manufacturer and stockist of stainless steel tubular products, machined, drilled and forged parts.

We are manufacturer

Customized production as per PO, producing the very tubes and fittings that meet customers' requirements is our core business. We have 4 factories in China, which are specialized in stainless steel seamless pipes,tubes,fittings and flanges.

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We are stockist

Wide in-stock inventory of stainless steel 304 and 316L seamless pipes & tubes in accordance with ASME/ASTM SA/A312. SA/A269 with dimensions and weights in accordance with ASME B36.19. ASME B36.10. Any quantity, Any where, we can delivery !

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Value-added services are provided

Variety of value-added services of piping-related products are supplied, including U-bending, cutting, polishing, beveling, deburring, color coding, PE coating, pipes welded with flanges, fittings and valves...Any size, Cut and Ready fast!

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One-stop service for industrial stainless steel piping products

Walmi is a full service international distributor of stainless Butt-welding fittings,forged flanges,tubesheet&baffle,valves and many other piping products. We truly are the one-stop stainless steel piping service center.

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PT Ragil Putra Mandiri, Indonesia

PT Ragil Putra Mandiri, Indonesia

Walmi Stainless Steel Co.,Ltd and Ms.Mia Wong has been our supplier of top quality stainless steel seamless pipes, tubes and valves for oil & gas application since our project began in 2009. Their work is always professional and on time, it is rewarding to do business with.

Mr.Rommy Rasjid
Director
PT Ragil Putra Mandiri, Indonesia

KN BAKER, Qatar

KN BAKER, Qatar

Seven orders of stainless steel pipes, fittings and flanges in 2017, all of them are delivery fast and on time, no any delay! What’s more, the quality is always excellent, the service is always friendly! Ms.Mia Wong and Walmi Stainless Steel Co.,Ltd is my most trusted supplier in China second to none!

Joe Siervo
Business Development Executive
Marine, Offshore, Oil & Gas Division
KN BAKER, Qatar.

blog

Blog

Specialists in stainless steel piping products, supplying value-added services !

06

09-2018

Ultrasonic Testing

Ultrasonic Testing one by one, Good quality makes us different!
Specification: ASTM A312 TP310S,Dimension: 12”SCH40S 20 feet length

Ultrasonic Testing

Ultrasonic Testing one by one, Good quality makes us different!
Specification: ASTM A312 TP310S,Dimension: 12”SCH40S 20 feet length

Ultrasonic Testing

Ultrasonic Testing one by one, Good quality makes us different!
Specification: ASTM A312 TP310S,Dimension: 12”SCH40S 20 feet length

18

08-2018

Attending Stainless Steel Expo 2018-in Wuxi city, China

Welcome to visit our booth No. T13 in the Stainless Steel Expo 2018 in A3 hall, Taihu Int’l Expo Center in Wuxi city, China on Aug 18-20.

Attending Stainless Steel E...

Welcome to visit our booth No. T13 in the Stainless Steel Expo 2018 in A3 hall, Taihu Int’l Expo Center in Wuxi city, China on Aug 18-20.

Attending Stainle...

Welcome to visit our booth No. T13 in the Stainless Steel Expo 2018 in A3 hall, Taihu Int’l Expo Center in Wuxi city, China on Aug 18-20.

13

08-2018

Duplex 2205 seamless tube for heat exchanger-stock for fast delivery

Specification: ASTM A789  S32205 Dimension: 12.7*0.89 (avg)*1600mmL Quantity: 20 pcs Delivery condition: Seamless, Bright annealed & Pickled

Duplex 2205 seamless tube f...

Specification: ASTM A789  S32205 Dimension: 12.7*0.89 (avg)*1600mmL Quantity: 20 pcs Delivery condition: Seamless, Bright annealed & Pickled

Duplex 2205 seaml...

Specification: ASTM A789  S32205 Dimension: 12.7*0.89 (avg)*1600mmL Quantity: 20 pcs Delivery condition: Seamless, Bright annealed & Pickled