Stainless Steel Pipe

Stainless Steel Tube Manufacturers in China

Stainless steel pipe is a hollow long round steel, mainly used in petroleum, chemical, medical, food, light industry, machinery and instrumentation and other industrial pipelines and mechanical structural parts. Stainless steel pipes are suitable for construction, shipbuilding, petroleum, chemical, military, electric power, food processing and medical, boiler heat exchangers, machinery and hardware and other fields.

Shanghai Zhengshang Industrial Co., Ltd. produces all kinds of stainless steel round tubes and square tubes, the main steel grades are 200, 300, 400 series. Customize various non-standard steel pipe processing, and the products sell well in the international market .


Steel Grade201, 304/304L, 316/316L, 321, 310, 347, 408, 409, 410, 430, etc
Outside Diameter0.28-1219 mm
Production ProcessCold Drawn, Bright Anneal etc
ShapeRound, Square, Rectangular, Oval, etc.
TypeSeamless, Welded
SurfaceSatin Finish;Bright Finish;Mill Finish;Hairline-Finish;Ti-gold, Glossy matt;Dull

Production Workshop

Automatic temperature control natural gas annealing furnace
Automatic temperature control natural gas annealing furnace
Precision cold rolled stainless steel pipe production line
recision cold rolled pipe production line
 stainless steel pipe Automatic straightening machine
Automatic straightening machine
 stainless steel pipe Pickling passivation equipment
Pickling passivation equipment

Quality First

 stainless steel pipe Eddy Current Inspection
Eddy Current Inspection
 stainless steel pipe Supersonic Detector
Supersonic Detector
Microscope Inspection
Microscope Inspection
Universal Testing Machine
Universal Testing Machine
ARL Direct-read Spectrometer
ARL Direct-read Spectrometer
Servo Universal Testing Machine
Servo Universal Testing Machine
Water Pressure Detection
Water Pressure Detection
Spectrometer Detection
Spectrometer Detection

Quality Assurance

Material: All raw materials of Zhengshang Group come from high-quality factories in China, such as Baosteel and Jiugang Taigang, etc., we can ensure the stability and corrosion resistance of the products;

Welding: Our material has been fully annealed. The mechanical properties are in good condition, and the hardness can be controlled below 190V, and the inside is smooth, without bubbles, missing soldering or black lines;

Polishing: As for mirror-polishing square/rectangular tubes, we polish them at least four times. During the polishing process, we set up a special grinding wheel to polish the welded parts;

Quality testing: All products are strictly inspected in accordance with ISO9001 quality management system and ASTM quality standards.

Notice of Cooperation

Monthly Supply: 10000-20000 tons
MOQ: 10 Tons
Delivery Time: 10-35 Days; Specific according to the contract.
Packaging: According to customer needs, provide naked packaging, fumigated wooden pallet packaging, waterproof paper, iron sheet packaging, etc.
Export markets: Europe, Africa, Southeast Asia, the Middle East, Central Asia, South America, North America, Central America, Russia, Australia, etc.

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