Resources
Product documents, selection help and answers to common questions.
Documents & Downloads
Datasheets and product documents, requested for the exact model you need.
Certifications
Certificates as issued, each shown with its own name and scope.
Videos
Product videos, as they are published.
Drawings & manuals
Dimensional drawings and manuals, requested with the model designation.
Quality & documents
How specifications, drawings and certificates are confirmed for each model.
Selection guide
The facts that decide the right valve, and how to send them to us.
Frequently asked questions
Short answers about selection, documents and enquiries.
Blog
Practical notes on preparing, sending and following up a valve enquiry.
Latest from ANYI
Insight
Managing specification revisions during sourcing
Requirements change mid-enquiry. What causes the damage is not the change, it is that different people carry on working from different versions of it.
25 September 2026
Insight
Reading certification claims: scope and evidence
Every certificate has a scope, and the scope is the part that decides whether it applies to what you are buying.
25 September 2026
Insight
Working pressure, test pressure and other ratings: what to verify
Several pressure figures can attach to one valve, and they are established in different ways. Mixing them is the most common cause of a mismatched enquiry.
25 September 2026
Insight
Material and seal information to confirm with a supplier
Colour is not a material. Feel is not a compound. Here is what to actually ask for, and why the answer is given per exact model.
25 September 2026
Insight
Start with the application: building a valve requirements brief
Naming a model first is the slowest way to buy a valve. Describing the application first is the fastest, and it takes one short paragraph.
25 September 2026
Insight
Preparing a technical document pack
At the end of a sourcing exercise you have a folder of correspondence. Turning it into something reusable takes an hour and saves the next person weeks.
25 September 2026
Insight
How to read a cylinder valve datasheet
A cylinder valve datasheet is short. Each line carries a different kind of fact, and knowing which is which is most of the work of reading one.
25 September 2026
Insight
Inspection documents: what they can and cannot establish
A document proves something narrower than it appears to. Reading the scope line first is most of the skill.
25 September 2026
Insight
Oxygen service: the documents to request
Oxygen is the largest group in ANYI's model record and the one where written evidence matters most. Here is what to ask a supplier for, and what each document can actually establish.
24 September 2026
Insight
When a specification says Pending
Some rows on an ANYI product page read Pending rather than carrying a value. That is a statement about our records, not about the valve, and it tells you exactly what to ask for.
24 September 2026
Insight
Comparing valve offers on a consistent basis
Most valve comparisons are invalid before they start, because the offers answer slightly different questions. Fixing that is a table, not a negotiation.
24 September 2026
Insight
Photographs, reference illustrations and engineering drawings
Three kinds of picture turn up in a valve enquiry. They establish completely different things, and treating one as another is how wrong parts get ordered.
24 September 2026
Insight
Model names, cast markings and traceability
A valve carries several pieces of text. Exactly one of them is the model designation, and telling it apart from the rest saves a whole class of mistake.
24 September 2026
Insight
Corrosive and specialty gas: why the details matter
Specialty gas is a filing category, not a specification. Ten models sit under it in ANYI's record, and almost nothing about them can be assumed from the heading.
24 September 2026
Insight
Acetylene: what to confirm before selection
Acetylene valves are recorded differently from the rest of the catalogue, and the differences are the things worth confirming before anyone quotes.
24 September 2026
Insight
Nitrogen, argon and helium: one brief per medium
Three gases share one category in ANYI's record, and that grouping is about the record, not about interchangeability. Write one brief per medium.
24 September 2026
Insight
Hydrogen enquiries: questions for technical review
Seven hydrogen models are in ANYI's record. Hydrogen enquiries move fastest when the questions that need a technical answer are separated from the ones that do not.
24 September 2026
Insight
CO₂ enquiries: describing the supply conditions
Thirteen CO₂ models sit in ANYI's record with three different bore sizes. Which one fits depends on conditions only you can describe, so here is how to describe them.
24 September 2026
Insight
Bore size and connection size: keep the information separate
Two numbers on the same page, measured in millimetres, describing entirely different things. Keeping them apart avoids a whole class of wrong comparison.
24 September 2026
Insight
Two connection designations, one valve: reading what the factory recorded
Every ANYI exact factory model records two connection designations. This is what each one tells you, what it does not, and why the cylinder side and the outlet side are confirmed before quotation.
24 September 2026