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Reliable quality is not apromise - it is our record. For over 30 years,Wuxi Tianchen Cold-Drawn Steel Co.Ltd. has built its reputation on one principle: every product must meet the highest standard before it leaves our facility. Today, 400+ customers across automotive, ship building, energy, and heavy machinery continue to choose Tianchen for one reason - consistency they can trust.
ISO 9001, IATF 16949, ISO 14001, and ISO 45001 ensure full-process quality control at every stage of production.
Tolerance up to ±0.03 mm (h7-h9), surface roughness ≤1.6μm, and superior mechanical performance.
Every product is tested in - house,including eddy current, ultrasonic,spectrometer, and mechanical testing - ensuring full traceability.
30+ years of manufacturing experience and long-term partnerships with global customers prove one thing:
Reliable quality is not what we claim — it is what we deliver, every time.
