• plastic coating for steel pipe
  • plastic coating for steel pipe
  • plastic coating for steel pipe
  • plastic coating for steel pipe
  • plastic coating for steel pipe
  • plastic coating for steel pipe
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plastic coating for steel pipe

  • ZCXH
  • Shandong,China
  • 10-20 days
  • 1000 tons/ month
Plastic coating for steel pipes delivers exceptional corrosion resistance, forming a durable barrier against moisture, chemicals, and rust—extending pipe lifespan significantly. The smooth coating reduces flow resistance, boosting fluid transport efficiency. It enhances impact and abrasion resistance, protecting pipes from external damage during installation or use. Compatible with various steel types, it offers versatile application across water, gas, and industrial pipelines. Easy to apply and low-maintenance, this coating balances cost-effectiveness with long-term performance, ensuring reliable protection in harsh environments.

Plastic-Coated Steel Pipe


Production Process


Stainless steel seamless pipe


Product Description


Product structure

✅ Inner layer: thermoplastic coating (optional PE, EP, FBE, PVC, etc.) ✅ Base: high-quality welded steel pipe/seamless steel pipe ✅ Outer layer: Optional outer coating of anti-corrosion plastic or bare steel anti-rust coating

stainless steel pipe

Excellent anti-corrosion performance

Both the inner and outer walls are coated with plastic, effectively preventing water, air and chemical media from corroding the steel pipe.The coating is resistant to acid, alkali, salt and organic solvents, and its service life is much longer than that of ordinary galvanized pipes

High mechanical strength

Based on steel pipes, it possesses the high strength, rigidity and impact resistance of steel It is suitable for conveying and installation in high-pressure and high-intensity scenarios.

Low fluid resistance

The inner wall is smooth with a small roughness coefficient (only 0.008 to 0.009), reducing the resistance of fluid transportation It does not form scale, is not prone to microbial growth, and remains unobstructed for a long time.

wear-resistant

Plastic coatings have excellent wear resistance and are suitable for the transportation of media containing solid particles, sand, slurry, etc.The coating is resistant to erosion and extends its service life.

UV resistant and aging resistant

The outer coating can be selected with anti-ultraviolet modified materials, suitable for outdoor or direct sunlight environments.The coating does not crack or peel off, thus extending its service life


Product Paramenters


Plastic-Coated Steel Pipe

Product namePlastic Coated Steel Pipe
Standard

GB/T 3091, GB/T 13793, ASTM A252, ASTM A53, ASTM A500, EN 10210,

EN 10219, API 5L,DIN 1626/1615, DIN 17120, etc.

Grade

SS400, Q235, Q345, Q460, A572 Gr.50, Gr.1/Gr.2/Gr.3, S235,

S275, S355, Grade A/B, X42, X52, X60, X70, etc.

MaterialCarbon steel: ASTM A106 GR.A/GR.B/GR.C API 5L GR.A/GR.B/X42/X52/X60/X65/X70/X80 A519 GR.1008-GR.1541
DIN2391 ST35/ST45/ST52 DIN1329 ST37/ST44
BS 6323 LW12b/LW19b JIS-G3444 STK400/STK490/STK500/STK540
SurfacePrime quality (bared, oiled, color paint, 3LPE, or other anti-corrosive treatment)
Inspection

With Chemical Composition and Mechanical Properties Analysis;

Dimensional and Visual Inspection, also with Nondestructive Inspection.

Size

1/2"-28"(DN15-DN700)/21.3mm-711mm
Wall Thickness

SCH5/SCH10/SCH40/SCH80/SCH160/XXS

1.65mm-30.75mm

Application

structure, electric power transmission tower projects, piling, water, oil & gas pipeline engineering,mechanical industry,

municipal projects, roads and its auxiliary facilities


Company Information


Stainless steel seamless pipe

stainless steel pipe

Shandong Zechen Xinghua New Materials Co., Ltd. is a manufacture integrating production and trade, with more than 30 years of experience in high-quality production, providing one-stop service for global customers. The company specializes in the production and sales of Carbon steel pipe/bar/plate/coil/, Galvanized steel plate/coil, Stainless steel pipe/plate/coil/bar,Section steel(H-beams/T-beams/Chan-nel steels/Angle steels/Cross steels/Etc.) Rebar/Deformed steel bars,Aluminum plate/coil/pipe/bar,Copper/Brass/Bronze/Copper alloy and other metal products. Among them, our precision seamless steel pipes and welded steel pipes ofvarious diameters have reached the world's leading level, with an annual export volume of over 100,000 tons.Products are exported to Europe, the Middle East, Southeast Asia, Australia, Latin America South Africa and other more than 60 countries and regions.We have won the recognition of customers with good reputation and good service.

Since its establishment,the company has always adhered to the business philosophy of "Integrity is our fundamental principle;Quality is our highest pursuit;Service is our greatest commitment;", insisted on being yourself first, and then doing good deeds, aiming at customer satisfaction, reputation first, and focusing on providing customers with first-class products and meticulous and efficient services. Welcome customers to visit and negotiate.We look forward to establishing a long-term win-win cooperation with you!


Packing & Delivery


Plastic-Coated Steel Pipe


Application


Main application fields

Water supply and drainage pipes

Fire sprinkler system Natural gas, gas, oil pipeline Chemical, pharmaceutical, food pipeline Slurry, powder, sand and gravel pipeline Cable protection conduit

Stainless steel seamless pipe


Certifications


stainless steel pipe


Customer Photos


Plastic-Coated Steel Pipe


FAQ


Q: What are the coating materials for plastic-coated steel pipes?

A: Epoxy resin (EP) : Suitable for water supply, drinking water, and food-grade transportation Polyethylene (PE) : Corrosion-resistant, wear-resistant and impact resistant Polyvinyl chloride (PVC) : Suitable for low-temperature environments, with a moderate price Polypropylene (PP), fusion-bonded epoxy powder (FBE) : resistant to high temperatures and chemical corrosion
Different coatings are suitable for different working conditions. When selecting the type, it can be determined based on the medium, temperature and pressure.


Q: Can plastic-coated steel pipes be welded? Will welding damage the coating?

A:It can be welded, but the coating on the welded area will be burned out due to high temperature. Anti-corrosion treatment with supplementary coating is required after welding (generally using epoxy resin repair or anti-corrosion with heat shrink sleeves or heat shrink tapes).


Q:How long is the service life of plastic-coated steel pipes?

A:Under normal usage and maintenance conditions, the service life can reach 50 years or more, which is much longer than that of galvanized steel pipes. The corrosion resistance performance greatly extends the replacement cycle of pipelines and reduces maintenance costs.


Q: Can plastic-coated steel pipes be used for underground laying?

A:Sure. It is suitable for underground laying. For long-term underground burial, it is recommended to use the reinforced external anti-corrosion coating type to enhance the resistance to acid and alkali soil corrosion.

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