Inquiry & Technical Review
We check grade, standard, size, tolerance, delivery condition, testing requirements and end-use information before quotation.
Contrôle qualité
Contrôle qualité de la demande à la livraison
Quality inspection, material traceability and document control for special steel export orders.
Send Your InquiryFrom inquiry to delivery, Haoyuan Special Steel controls each key step to make sure the supplied material matches the customer’s grade, size, condition, quality and document requirements.
Our quality control process covers technical review, material source confirmation, chemical composition check, size and surface inspection, processing control, final inspection, packing, document support and shipment follow-up.
Process Flow
Contrôle qualité Flow
From inquiry review to final shipment, we control key checkpoints to reduce material risk and delivery risk.
Material Source Confirmation
We confirm stock availability or mill-order production route, including heat number, material traceability and required certificate support.
Composition chimique Check
Chemical composition is checked according to the relevant standard and material certificate.
Size & Surface Inspection
Thickness, diameter, length, surface condition and cutting requirements are checked before processing or shipment.
Transformation Control
For cutting, fraisage, surface preparation or other processing services, we control dimensions, markings and order separation.
Ultrasonic Testing / Special Testing
UT, hardness test or other required inspection can be arranged according to order requirements and applicable standards.
Final Inspection Before Packing
Before packing, we recheck grade, size, quantity, markings, surface condition and buyer requirements.
Packing, Documents & Shipment Support
We prepare emballage export, labels, commercial documents, MTC support and loading coordination for smooth delivery.
Inspection Items
Contrôle qualité Tools
Buyers need proof that the material matches the requested standard before shipment.
Composition chimiqueChecked against the requested standard.
Dureté TestReport disponible for delivered condition.
Ultrasonic TestingUT test support for critical applications.
Surface InspectionPhotos before packing and shipment.
Dimension InspectionThickness, diameter and cut size checks.
MTC & Export DocumentsMill Test Certificate, packing list, commercial invoice and export documents disponible when required.
Quality Requirements
Send Your Steel Inquiry and Required Documents
Tell us the steel grade, size, quantity, standard, surface condition, destination port and required inspection documents. Our team will check stock, processing feasibility, quality requirements and délai de livraison.