Zibo Zhaotai Stainless Steel Co., Ltd.
| Steel Grade | 304, 304L, 316, 316L, 310S, 321, etc |
| Surface Finish | Mill Finish, Not Polished. Available Surface Finishes: Polishing, Sandblasting, Brushed, Embossing, Painting, Etc. |
| Payment Terms | L/C,T/T |
| Outer Diameters Range | Φ6-630mm |
| Delivery Time | 3 working days, based on order specifications. |
| Packaging Details | Tie the reinforcement, or upon negotiation |
| Trade Term | Ex-Work, FOB, CNF, CFR, CIF, Etc |
| Length | Custom lengths available on request |
| Wall Thickness: | 1-17mm |
| Model Number | Outer diameters range 6-630mm; Wall thickness 1-17mm |
| Place of Origin | China |
| Certification | AISI, ASTM, GB, DIN, BS, JIS |
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Product Specification
| Steel Grade | 304, 304L, 316, 316L, 310S, 321, etc | Surface Finish | Mill Finish, Not Polished. Available Surface Finishes: Polishing, Sandblasting, Brushed, Embossing, Painting, Etc. |
| Payment Terms | L/C,T/T | Outer Diameters Range | Φ6-630mm |
| Delivery Time | 3 working days, based on order specifications. | Packaging Details | Tie the reinforcement, or upon negotiation |
| Trade Term | Ex-Work, FOB, CNF, CFR, CIF, Etc | Length | Custom lengths available on request |
| Wall Thickness: | 1-17mm | Model Number | Outer diameters range 6-630mm; Wall thickness 1-17mm |
| Place of Origin | China | Certification | AISI, ASTM, GB, DIN, BS, JIS |
| High Light | 630mm stainless steel industrial pipe ，630mm stainless steel round pipe ，pressure rating stainless steel round pipe | ||
Φ6-630mm Stainless Steel Industrial Pipe, mechanical performance (pressure rating, tensile strength) and corrosion resistance
What is Stainless Steel Industrial Pipe?
A stainless steel industrial pipe is a tube designed for functional applications in industrial settings, including fluid transport, structural support, heat exchange, and process systems. Unlike decorative tubes, industrial pipes prioritize mechanical performance (pressure rating, tensile strength) and corrosion resistance over surface appearance. They are available in both seamless and welded constructions, in sizes ranging from small-bore tubing to large-diameter piping.
Why Choose Stainless Steel Industrial Pipes?
Stainless steel industrial pipes offer excellent corrosion resistance, high strength, and long service life in demanding environments. They withstand high pressure, extreme temperatures, and aggressive chemicals without rusting or degrading. Compared to carbon steel pipes, stainless steel pipes require no protective coatings and resist scaling at elevated temperatures. They are easy to weld, fabricate, and install using standard industrial methods.
Process Overview
Stainless steel industrial pipes are manufactured through two primary methods. Seamless industrial pipes are produced by hot extrusion or rotary piercing of solid stainless steel billets, followed by cold drawing or cold rolling to achieve precise dimensions. Welded industrial pipes are formed from stainless steel coils or plates, welded longitudinally (using TIG, laser, or high-frequency welding), and then sized and straightened. After forming, pipes undergo solution annealing to restore corrosion resistance and relieve internal stresses. They are then pickled to remove surface scale, inspected for dimensional accuracy and wall thickness, and tested using non-destructive methods (ultrasonic, eddy current, or hydrostatic). Finally, pipes are cut to length, end-faced, and prepared for shipment.
201, 430, 304, 304L, 316, 316L, 310S, 317, 317L, 321, 904L, 2205, 2507, etc.
Mill Finish, Not Polished
Available surface finishes: polishing, sandblasting, brushed, embossing, painting, etc. Please contact us for inquiries.
| Industry | Applications |
|---|---|
| Chemical Processing | Process piping, reactor connections, chemical transfer lines, heat exchanger tubes |
| Oil & Gas | Flow lines, gathering lines, refinery piping, offshore platform risers |
| Power Generation | Boiler tubes, steam lines, cooling water systems, nuclear piping |
| Water & Wastewater | Water transmission mains, sewage treatment lines, desalination plant piping |
| Food & Beverage | Process lines (non-sanitary), ingredient transfer, utility piping |
| Pulp & Paper | Digester lines, chemical recovery piping, black liquor lines |
| Pharmaceutical | Utility piping (non-sterile), plant steam lines, cooling water |
| General Manufacturing | Compressed air lines, hydraulic systems, structural supports, equipment frames |
Stainless steel can be magnetic depending on its internal structure. Austenitic grades like 304 and 316 are normally non-magnetic, but ferritic (430) and martensitic (410) grades are magnetic due to their different crystal structure. Even 304 or 316 may become slightly magnetic after cold working such as bending or stamping, which transforms some austenite into martensite. Therefore, magnetism does not indicate quality — it simply reflects the steel's microstructure and processing history.
For standard materials and sizes held in stock, delivery is guaranteed within 3 days of payment receipt. For products requiring custom dimensions or surface finishes, the lead time is 7 to 15 working days after payment confirmation. Specific delivery schedules should be confirmed with customer service at the time of order placement.
A substantial inventory is maintained to ensure prompt delivery. Stock availability varies by material grade and dimensions. To avoid potential delays, please confirm current stock levels with your sales representative prior to placing an order.
Applicable product standards must be specified at the time of order. For projects with specific technical requirements, please provide detailed parameters, tolerance ranges, and other relevant specifications. A dedicated quality inspection department oversees all stages of production to ensure full compliance. Upon completion, accurate measurements, inspection images, video documentation, and material test reports are provided for customer confirmation.
Complimentary samples are available in any size; however, international shipping fees apply. These charges are deductible from future order payments following formal cooperation. Customized samples are also available for a fee. For further details, please consult your sales representative.
Custom markings on outer packaging are available upon request at no additional cost. Once the marking design is approved, it will be affixed using waterproof tape. If no specific marking is requested, packaging will be shipped without markings by default.
Material grade, dimensions, and other identifying information may be spray-marked directly onto the steel plate surface upon request. For applicable charges, please consult your sales representative.
Standard wooden pallet packaging is provided at no extra cost, with a loading capacity of 1 to 3 tons per pallet. Alternative packaging options, such as iron pallets, are available upon request. Please contact your sales representative for details — bulk orders qualify for preferential pricing.
We maintain partnerships with multiple freight forwarders to offer competitive land, air, and sea freight options. If you have a preferred freight forwarder, we can arrange delivery to your agent's warehouse or to the designated port of shipment.
Factory inspections and product inspections are fully supported. Customers are welcome to visit our facility for in-person inspections. Alternatively, third-party inspection agencies, including SGS, may be arranged to conduct on‑site inspections.
Company Details
Business Type:
Manufacturer
Year Established:
2006
Total Annual:
30,000,000-40,000,000
Employee Number:
60~100
Ecer Certification：
Verified Supplier
Our Company: Zhaotai is a China-based international factory specializing in stainless steel products from 2006. With annual domestic distribution exceeding 30,000 tons, the company has established a reliable supply capacity and a stable sourcing network. Building on this strong domestic foundation, ... Our Company: Zhaotai is a China-based international factory specializing in stainless steel products from 2006. With annual domestic distribution exceeding 30,000 tons, the company has established a reliable supply capacity and a stable sourcing network. Building on this strong domestic foundation, ...
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