FAQ

Our MOQ depends on the product and order type. For most threaded valves and pipe fittings, minimum quantities typically range from 100 to 1,000 pieces. Small orders are generally quoted on EXW terms. Send us the product and quantity you need for an exact MOQ.

Standard production usually takes 4–6 weeks after order confirmation, depending on the product type, quantity and current production schedule. If your project has a tighter deadline, let us know when requesting a quote so we can review the available production window.

HUANYI is a direct threaded valve and pipe fitting manufacturer with a 5,000㎡ facility and 60+ team members. Investment casting, machining, assembly and product inspection are managed through our own manufacturing operation, giving you direct access to the factory behind your order.

Every manufactured valve undergoes individual 1.6 MPa pneumatic and hydraulic pressure testing rather than random batch sampling. Threads are also checked on every product before release. Dedicated quality personnel oversee inspection, with technical and after-sales support available if an issue needs to be reviewed.

Our stainless steel threaded valves and pipe fittings are available in 201, 304, 316 and Duplex 2205. Material selection depends on your application, operating conditions and sourcing requirements. Raw material chemistry is verified by spectrometer as part of incoming material control.

Yes. HUANYI supports custom threaded valve and pipe fitting OEM and ODM projects based on drawings, samples or specifications. Customization can cover product structure, molds, threads, surface requirements and branding, with our in-house R&D and production teams involved before bulk production.

Yes. Samples are available for product evaluation and custom project confirmation before volume production. A typical sample takes around 7 days, while urgent sampling can be arranged in as fast as 72 hours, depending on the product and specification.

You work directly with the factory handling casting, machining and inspection rather than adding another sourcing layer. HUANYI combines 10,000+ valve and fitting sizes and models, in-house customization, stable production capacity and direct technical support for distributors, contractors and industrial buyers.