Private-label ball valves from China: 8 checks before the first order
Branding is easy; keeping every batch the same as the approved sample is the hard part. What to agree with a supplier first.
Read the guide →GUIDES
Guides for ball valve buyers
Short, practical answers to the questions distributors and equipment makers ask us most: which construction, which thread, which material, and what to check before a first order.
PTFE, RPTFE or PEEK: choosing a ball valve seat
The seat, not the body, usually sets the pressure–temperature limit. How the common seat materials compare and how to choose.
Read the guide →CF8 vs CF8M: choosing the body material for a stainless ball valve
What the cast grades CF8, CF8M and WCB mean, when molybdenum is worth paying for, and how to check what you received.
Read the guide →NPT, BSPT or BSPP: specifying the thread on a ball valve
Why NPT and BSP threads are not interchangeable, what R, Rc, Rp and G mean, and how to write the thread standard on an order.
Read the guide →1-piece, 2-piece or 3-piece ball valve: how to choose
How body construction changes flow, price and serviceability — and five questions that settle which one your customer needs.
Read the guide →A person answers. Usually within the hour.
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