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Leading ERW tube mill manufacturer since 1989. Delivering custom, high-precision equipment derived from 30+ years of expertise.
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What Does ERW Tube Mill Line Mean? ERW (Electric Resistance Welded) tube mill line is a continuous production system that manufactures welded steel pipes/tubes by forming and longitudinally welding coiled steel strips through high-frequency electric resistance welding.
Our customers produce pipe & tubes, we supply the equipment and machinery.
Entry Section
SRET can provide all equipment for the entry section, including uncoiler, flattener, shear end welder and horizontal spiral accumulator.
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Forming & Sizing Section
Uses a series of precision rolls to gradually bend the steel strip into a specified cross-sectional shape (e.g., round, square, rectangular).
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Welding Section
High Frequency (H.F.) welding is a technique used to longitudinally weld the seam, where the edges are being squeezed together into closed circular / square / rectangular shape in forming process.
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Cut Off Section
CNC cut off is a new-generation high-tech equipment on ERW tube mill line. It's able to cut on line in form of milling the medium and large tube products accurately into pre-set cut length.
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Finishing Section
In order to meet the needs of customers, SRET provides Straightener, End Facing Machine, Hydrostatic Tester and Automatic Stacking & Strapping Machine.
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Strip Processing Line
Strip Processing Line include slitting line and cut-to-length line, designed and manufactured to cut an entry raw coil into narrow coils or sheets.
Learn MorePrecision Engineering for Superior Tubes
SRET Equipment Technology Co., Ltd. is a premier manufacturer specializing in ERW tube mill lines. With over three decades of experience, we combine traditional craftsmanship with cutting-edge technology to deliver equipment that defines industry standards.
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Why Choose SRET?
Advanced Technology
State-of-the-art solid state high frequency welding.
Custom Solutions
Tailored equipment designs to meet specific production needs.
Global Trust
Exported to over 20 countries with verified reliability.