Home > Products > Industrial Pipeline Series > Ms Welded Steel ERW Black or Galvanized Round Square Rectangular/ Steel Tubing/Hollow Section Steel Pipe
Ms Welded Steel ERW Black or Galvanized Round Square Rectangular/ Steel Tubing/Hollow Section Steel Pipe
- 100000 Ton / Tons per Month
- NINGBO/SHANGHAI/TIANJIN/XIAMEN
- T/T
- 8 days
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Product Details
Type | Seamless | Surface Treatment | Black | |
Usage | Pipeline Transport, Boiler Pipe, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Mining, Special Purpose | Material | Alloy Steel | |
Section Shape | Round | Delivery Time | 8-14 days | |
Model Number | 304 316 310 904 2205 2507 | Processing Service | Bending, Welding, Decoiling, Punching, C | |
Specification | 0D 3in under |
Product Description
Welded pipes are manufactured using high-frequency resistance welding technology, using high-quality steel coils as raw materials and processed through precision forming and welding techniques. The welding seam of the pipe body is flat and smooth, with extremely high smoothness on the inner and outer walls, strict dimensional tolerance control, and can produce various cross-sectional shapes and specifications. The product covers a wide range of wall thicknesses and pipe diameters, meeting the needs of different scenarios. The surface treatment process is diverse, including anti-corrosion coatings and decorative coatings. Strictly following international standards for production, adapting to a wide range of environmental conditions from low to high temperatures, ensuring stable and reliable material performance.Welded pipes have both high-strength structural support and efficient fluid transmission functions. In construction engineering, it can withstand significant loads and play a core load-bearing role as the main framework; It exhibits excellent pressure resistance performance in the field of fluid transportation and is widely used in liquid and gas medium transmission systems. Precision welded pipes, with excellent machining accuracy, are suitable for the rigorous assembly requirements of key components in mechanical equipment. Food grade welded pipes have passed authoritative hygiene certification, meeting the special needs of clean production environments. The innovative design of the connection structure greatly simplifies the installation process, significantly improves the efficiency of project implementation, and reduces overall usage costs.
Our product has significant competitive advantages and a wide range of applications, meeting global project needs as follows.
Core advantages
Compared to traditional pipe manufacturing processes, welded pipes have significant cost advantages and fast delivery cycles, outstanding wall thickness uniformity, and industry-leading material utilization. Automated production lines ensure stable and efficient output, support flexible customization services, and can meet non-standard size and special performance requirements. Surface treatment technology endows products with excellent corrosion resistance and maintains a long service life even in harsh environments. Through multiple international authoritative quality certifications, the carrying capacity and safety factor far exceed conventional standards. Provide diversified trade terms support and optimized loading solutions, with additional professional processing services effectively reducing customers' later investment.
Application field
Construction engineering: large-scale venue grid structure, prefabricated building support system
Energy and chemical industry: oil and gas transmission pipelines, industrial equipment pressure pipelines
Mechanical manufacturing: precision instrument components, core structural components of heavy equipment
? Municipal facilities: urban comprehensive pipe gallery, public transportation infrastructure
? Commercial home furnishings: high-end display shelves, architectural decorative components
Transportation: New energy vehicle structural framework, ship supporting system
Food and medicine: sterile production line pipelines, biological reaction container components
Agricultural environmental protection: water-saving irrigation system, waste gas treatment device
Company Profile
Zhongzheng Stainless Steel Co., Ltd. was established in 2018 with aregistered capital of 20 million yuan. lt is a manufacturing company thatintegrates the production of special materials, manufacturing andprocessing, sales, and technology development. The company covers anarea of 2,000 square meters and has 200 employees. it has built worldclass stainless steel seamless pipe (hot piercing, cold drawing, cold rollingproduction lines, precision steel pipe production lines, and large, mediumand small-sized welded pipe production lines. The company has beencommitted to providing high performance, high precision, hightemperature-resistant, high pressure-resistant, and corrosion-resistantsolutions and technical services for industrial equipment pipeline systems.The company specializes in producing a series of steel pipes, pipe fittingsflanges, etc., such as high-temperature (nickel-based) alloys, austeniticduplex steel, urea grade stainless steel, super stainless steel, etc. Thecompany is equipped with an annual production capacity of 5,000 tons ofstainless steel seamless pipe production line, 7,000 tons of welded pipeproduction line, and 500 tons of pipe fittings production line, etc. lt canoroduce stainless steel seamless pipes with diameters ranging from ?Φ?6 to?Φ?762 and wall thicknesses ranging from 0.5 to 70 mm, stainless steelwelded pipes with diameters ranging from ?Φ?15 to ?Φ?2200 and wallthicknesses ranging from 0.5 to 80 mm, pipe fittings, and various stainlesssteel ingots, round steel, rough pipes, etc., according to customerrequirements and in accordance with standards such as GB, ASTM, etc.
FAQ
Q1. What are your company's main products ?
A2: Our main products are stainless steel seamless pipe, welded pipe, fittings(flange,elbow, tee, reducer,nipple etc.), and sheets, pipes, coils, strips, bars and channels.
Q2. What are the advantages of your company ?
A2: Offering finest quality-best in class products-at the most advantageous rates, as our forte.
Q3. How do you control quality ?
A3: A quality control team supervises quality assurance and control aspects along with the entire process system by recognizing and associating with the quality circle. The quality control tests are conducted regularly in order to maintain a consistent and uniform product quality.
Q4. How many coutries you already exported ?
A4: Exported to more than 50 countries mainly from Middle East, Russia, United States, Canada, Italy, Germany, Australia, Egypt, Japan, Indonesia, Bangladesh, Turkey, India, etc.
Q5. Can you provide sample ? Do you support OEM ?
A5: Yes. Small samples in store can be provided for free. Customized samples will take about 2-3days.
Q6: What's your payment terms ?
A6: By T/T(30% deposit in advance, balance 70% before shipment),, L/C after sight 30~120 days. Western Union, Paypal, or Trade Online.
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Company Profile

Zhongzheng Stainless Steel Co., Ltd. is a China-based manufacturer specializing in R&D, production, and distribution of stainless steel products. Established in the early 2000s, it serves industries including construction, machinery, food/medical equipment, and energy with precision tubes, sheets, profiles, and custom components.
Contact Us
- Zhongzheng Stainless Steel Co., Ltd.
- Contact nameLaijing Bu Chat Now
- AddressRoom 104-07, Building 5, Jinghu Technology Park Huanajinghu Garden, Donglihu Subdistrict Dongli District,
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