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ZONSUN STEEL Enterprise Introduction

At ZONSUN STEEL, we specialize in manufacturing ASTM/ASME/DIN/JIS/GOST/EN-certified (etc). Stainless Steel seamless Pipes for industries like oil & gas, chemical, automotive, and construction. With 20 years of experience, we’ve helped clients worldwide achieve their project goals.
Grade: TP304,TP304L,TP316L,TP310S,TP321,904L, Duplex 2205,2507 etc.
With ISO and PED certified, provide One-step service for piping system of fittings,flanges,valves etc.
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Our strengths

20
YEARS
Established in 2005
20
Countries
Providing products and services to over 20 countries and regions worldwide
3000
Tons
in stock for 304/304L, 316/316L and other regular sizes for pipes
24/7
Online Inquiry Response – Get Instant Quotes!

ZONSUN STEEL Product Display

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ZONSUN STEEL Our
strengths

  • 3000

    + Tons
    IN-STOCK INVENTORY for regular Sizes and Grades
  • All material are 100% PMI tested
  • Third party inspection accepted
  • EN10204.3.1B Mill test certificate for all pipes
  • ISO 9001-2015 & PED CERTIFICATED BY TUV
  • Competitive price
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ZONSUN STEEL FAST DELIVERY

ZONSUN STEEL ZONSUN SELECTED

Our export model eliminates domestic market constraints, focusing on delivering precision-engineered sealing solutions to international oil/gas, chemical, and heavy industries.

Product Portfolio  
Welded pipe: ASTM A312 Stainless Steel WLD Pipe,ASTM A269 Stainless Steel WLD Pipe,etc.
Flange: Slip-On,Welding Neck,Blind,Socket Weld,Threaded,Lap Joint,Orifice,Plate,Ring Joint,etc.  
Pipe Fittings: Elbows, Equal Tees, Cross, Reducers, End caps, Stub ends etc.  
Valves: API-certified Valves etc.
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ZONSUN STEELEnvironmental protection certificate

Our product have achieved the environmental certification ofECO PASSPORT by OEKO-TEXO,EU Reach 191,GOTS and ZDHC LEVEL 3,NIKE
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