|
| SIZE |
Pipe is identified by nominal pipe size (NPS).
For sizes 1/8¡± through 12¡±, the actual outside diameter is larger
than the corresponding NPS. Please consult the pipe chart for
dimensional information.
For sizes 14¡± and larger, the outside diameter is the same as
the NPS. |
Specifications for pipe with ASTM/ASME designations
and titles of standard specifications
ASTM/ASME
Designation |
TITLE |
| A/SA 312 |
Specification for Seamless and Welded Austenitic Stainless Steel Pipe. |
| A/SA 358 |
Specification for Electric-Fusion-Welded Austenitic Chromium-Nickel Alloy Steel Pipe for High-Temperature Service |
| A/SA 376 |
Specification for Seamless Austenitic Stainless Steel Pipe for High-Temperature Central-Station Service |
| A/SA 409 |
Specification for Welded Large Diameter Austenitic Stainless Steel Pipe for Corrosive or High-Temperature Service |
| A 778 |
Specification for Welded Unannealed Stainless Steel Pipe |
Barlows Formula used for theoretical bursting pressure.
P= 2(S X T)
O.D. |
| P¡ªbursting pressure¡ªp.s.i. |
|
T¡ªwall thickness¡ªinches |
| O.D.¡ªoutside diameter¡ªinches |
|
S¡ªtensile strength |
| TYPICAL TENSILE STRENGTHS (S) |
|
| Stainless Steel (300 Series) |
S=70000 to 75000 psi |
|
| Chrome Moly (P1 to P22) |
S=55000 to 60000 psi |
|
| Alloy 20 |
S=80000 psi |
|
| 904L |
S=70000 psi |
|
| Duplex |
S=90000 psi |
|
Other services available.
For example: Pipe cutting up to 26¡± OD,
PMI...
|
