Technical Resources
Field-tested technical writing for engineers, buyers, and designers working across the full pressure spectrum. Specifications, selection logic, and the kind of practical detail that does not make it into the catalog.
Engineers call asking what to torque a flange to. The real answer involves the gasket, the stud material, the lubricant, the temperature, and the assembly sequence. Here is how to think about it.
Read the full articleOn paper they share a lot. In the field they diverge fast. Here is what separates an API 6A wellhead flange from an ASME B16.5 process flange, and why specifying the wrong one is more than a paperwork problem.
Read the full articleClass 125LW steel flanges drop into a Class 125 cast iron bolt pattern, but they fix several problems cast iron creates. Here is when the switch makes economic and engineering sense.
Read the full articleOur [tools section](/tools) covers bolt torque, flange dimensions, and pressure-temperature ratings. The [resources area](/resources) has standard reference tables, material crosswalks, and specification guides for ASME, AWWA, API, and DIN flanges.
We supply ASME, AWWA, API, and DIN flanges across the full pressure spectrum, in carbon, stainless, alloy, and exotic materials. Call us or send the spec and we will source it.