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MSS SP-44 Flanges: What They Are, When You'll See Them, and How They Differ from ASME B16.47
MSS SP-44 Flanges: What They Are, When You'll See Them, and How They Differ from ASME B16.47 If you're on a transmission pipeline project (natural gas, crude, refined products, or NGLs), the flanges o
NACE MR0175 Flanges for Sour Service: What H2S Actually Does to Material, and How to Spec It Right
"Sour service" gets tossed around in upstream oil and gas parlance quite often, and most of the time the engineers use it to reference the type of crude oil being processed. Then a bid spec lands with
Spectacle Blinds, Figure 8 Blanks, and Line Blinds: The Flange Isolation Family Explained
Spectacle Blinds, Figure 8 Blanks, and Line Blinds: The Flange Isolation Family Explained There is a reason every refinery, chemical plant, and pipeline has a drawer full of what look like giant steel
Flange Insulation Kits: What They Are, Why They Matter, and How to Choose
Flange Insulation Kits: What They Are, Why They Matter, and How to Choose Here's a scenario that plays out more often than anyone in the pipeline business likes to admit: a perfectly good flanged join
RTJ Flanges: What They Are, When to Use Them, and How to Specify the Right One
RTJ Flanges: What They Are, When to Use Them, and How to Specify the Right One If you work in upstream oil and gas, refining, or any application where pressure ratings push past the 300# class, you ha
Reducing Flanges: When You Need One and How to Get the Right Spec
Reducing Flanges: When You Need One and How to Get the Right Spec You have two different pipe sizes that need to connect at a flanged joint. Maybe a 6″ header feeding into a 4″ branch. May
Orifice Flanges: What They Are, How They Work, and When to Use Them
Orifice Flanges: What They Are, How They Work, and When to Use Them If you've ever needed to measure flow in a pressurized piping system, chances are someone pointed you toward an orifice flange. Thes
How Steel Tariffs Affect Pipe Flange Pricing: What Buyers Need to Know
If you have priced pipe flanges in the past year and noticed the numbers are different from what you remember, you are not imagining things. Steel tariffs have reshaped the cost structure of imported
Flange Bolt Torque Values: A Reference Guide for Every Pressure Class
Flange Bolt Torque Values: A Reference Guide for Every Pressure Class You can have the right flange, the right gasket, and the right bolts, and still end up with a leak if the torque is wrong. Flange
Flange Size Chart: How to Read and Use ASME Flange Dimension Tables
Flange Size Chart: How to Read and Use ASME Flange Dimension Tables A flange size chart isn't complicated, but if you've never worked with one before, the number of columns and footnotes can make thin
PED, ASME, API, and ISO: Which PVF Standard Is Actually the Strictest?
If you work in piping, valves, and fittings long enough, somebody is going to ask you which standard is "the strictest." It is a fair question, considering what your project needs might be. Between AS
So What Exactly Does "Domestic" Mean? Buy American, BABA, and AIS Requirements for Pipe Flanges
So What Exactly Does "Domestic" Mean? Buy American, BABA, and AIS Requirements for Pipe Flanges If you work in procurement for government, municipal, or federally funded projects, you have seen the te
ASME B16.47 Flanges Explained: Series A vs. Series B and Understanding ASME B16.47 Series A vs Series B
ASME B16.47 Flanges Explained: Series A vs. Series B If you're working with large-diameter piping involving anything above 24 inches, ASME B16.5 is no longer your primary standard. That's where ASME B
ASTM A105 vs. A182: Which Steel Flange Material Do You Need?
ASTM A105 vs. A182: Which Steel Flange Material Do You Need? If you've been ordering flanges for more than five minutes, you've run into this question. A105 or A182, what's the difference, and does it
The Blueprint of Quality: How to Read a Flange Mill Test Report (MTR)
The Blueprint of Quality: How to Read a Flange Mill Test Report (MTR) Whether you’re a procurement pro or a foreman on the job site, you’ve likely heard the phrase "Where are the papers?" more times t
The Role of Pipe Flanges in Critical Infrastructure: Why Quality Matters
The Role of Pipe Flanges in Critical Infrastructure: Why Quality Matters When we talk about "critical infrastructure" with regards to steel assemblies, we aren’t just talking about abstract concepts o
The Complete Guide to Raised Face Flanges: Standards, Sealing Magic, and Smart Applications
The Complete Guide to Raised Face Flanges: Standards, Sealing Magic, and Smart Applications In the high-stakes world of industrial piping, picking the right flange isn't just about lining up bolt hole
The Hidden ROI of Lap Joint Flanges: When (and Why) to Stop Using Weld Necks
The Hidden ROI of Lap Joint Flanges: When (and Why) to Stop Using Weld Necks Let’s be honest: in the world of industrial piping, the weld neck flange is the "old reliable." It’s the default choice for
