Our fittings design same as Parker and Eaton, and meet DIN, BS, SAE and ISO specification. We only focus on stainless steel material, all our CNC lathe machine are high-precision, it can control accurate thread and dimension. We also have strict quality inspection during production. We can guarantee all the fittings are qualified.
We do have the abilitly to design CAD drawings/prints for approval when confirming the order before mass production.
PACKAGE & SHIPPING METHOD
QC Hydraulics was found in 1999, with 20 years machining experience, parts are produced meeting ISO 9001 quality standards and conform to SAE, BS, ISO and DIN norms. Our core focus are stainless steel hydraulic fittings & stainless steel braided PTFE hose assembly. Currently we are the supplier for many of famous distributors, wholesalers and OEM manufacturers in North America and Europe. All they are very famous brand manufacturers and distributors in their local market.
QC Hydraulics aims to help clients for savings. Saving worry, saving time and saving money. Our goal is to be the NO.1 supplier of stainless steel hydraulic fittings and adapters in 10 years in China.
HOW WE CONTROL QUALITY
1. First Article Inspection During Process
1).The operator make the first article according to manufacturing drawings.
2). The operator will inspect the first article and record. If the sizes and threads meet the manufacturing drawings, and then the first article will be put in a special box( the box is for first article only).
3). Workshop foreman will take second inspection for the first article.
4). Only passing the inspection by workshop foreman, and then start with mass production.
2. Mass Production After First Article Inspection
1).After the first article approved by operator and workshop foreman, and then start with mass production.
2). During mass production, the operator needs to inspect the threads every 10 pieces, and measure the sizes every 15 pieces. Once any fittings of threads and dimensions out of the specs, all this batch of fittings will be inspected completely.
3). The qualified fittings will be fitly put in a plastic box piece by piece.
4). Finally, the finished fittings will be transported to inspection department for final inspection.
3. Final Inspection
1). Appearance 100% inspection under strong light. No scratch, No burr.
2). Key sizes and angles 15-20% randomly inspection by callipers and contracer. Once any sizes and angles of fittings out of specs or doesn't respect to drawings, this batch of fittings will be forced to return back to production workshop to improve or make a new replacement.
3).Threads 15-20% randomly inspection by right gages. Once any threads out of specs or doesn't respect to drawings, this batch of fittings will be forced to return back to production workshop to improve or make a new replacement.
Q: Are you trading company or manufacturer ?
A: We are 100% manufacturer.
Q: How long is your delivery time?
A: About 45 days for common orders. But it depends on the order volume/quantity. Of course, if you have an urgent order, we will try best to meet you.
Q: Do you provide samples ? Is it free or extra ?
A: Sample is free, we have the budget every year.
Q: What is your terms of payment ?
A: Normally 30% deposit, balance before shipment or against BOL copy. Payment is Negotiable.
Q: Do you offer OEM service and can you produce as our drawings or samples?
A: Yes. We offer OEM service. Our most fittings same as Parker and Eaton designs, and meet SAE, DIN, ISO,BS specification. We also produce big quantity fittings according to our clients drawings and exact samples.
Q:What is the application for your fittings?
1 - Oil and gas industry
2 - Extraction system
3 - Petro and chemical industry
4 - Hydraulic facility and system
5 - Water and liquid system
6 - Marine, Military Defense Industry
7 - Building construction
8 - Shipbuilding industry
9 - Mining Equipment
10 - Trucks & Transportation
11 - Food Processing Finally, we do appreciate you attention to our company and our product: stainless steel hydraulic hose fitting and adapters