A practical procurement guide from Xingtai Haihui Machine Tool Co., Ltd., based in Xingtai, Hebei, Chine.

Start with the production envelope
Comparing HH4-14S and HH6-18S should begin with the buyer’s production requirements. Model names identify different machines, but they do not replace a confirmed specification. A useful enquiry explains the materials and shapes that must be produced routinely, together with any less frequent jobs near the required capacity boundary.
Separate the most common diameter from the largest anticipated job. State whether the material is round or ribbed, its grade and whether single- or double-wire processing is required. Ask for written confirmation of the relevant range for the chosen configuration.
Compare the supplied configuration
The main machine is only one part of the offer. Review the payoff arrangement, collection equipment, tooling, electrical supply and spare-parts scope. If proposals differ in these areas, a price comparison alone will not show which package matches the workshop.
Use the same representative drawings for each assessment. Ask the supplier to explain the production sequence, setup requirements and any limits. Output figures should identify the shape and material behind the count instead of being treated as universal capacities.
Use verified model information
Haihui provides separate product information for the HH4-14S and HH6-18S. Review each page and resolve any configuration-specific questions in the quotation. Do not copy power, poids, dimensions or processing limits from one model into the other.
Installation and handling requirements should also be checked for the selected machine and its accessories. The buyer should provide available space, electrical conditions and destination before the delivery package is finalised.
Buyer questions
Should the larger model always be selected? The choice should follow actual jobs, site conditions and the confirmed equipment package.
Does the product page establish the final delivered configuration? It provides a starting point. The quotation and agreed technical documents should identify what is being supplied.
Discuss your rebar processing requirements with Haihui
Explorez notre Cintreuses de barres d'armature CNC, HH4-14S et HH6-18S. Send steel grade, diamètre, dessins, quantités, electrical supply and destination so we can discuss a suitable configuration.
Xingtai Haihui Machine-outil Co., Ltée. — Xingtai, Hebei, Chine. Telephone / WhatsApp: +86 139 3296 0232. You can also contact Haihui. Technical specifications, accessoires, delivery and service terms are subject to the confirmed quotation.