ASTM A105 A105N Carbon Steel Flanges Bridas
ASTM A105 A105N Carbon Steel Flanges Bridas
YUHONG Group can do many projects: heat exchanger / boiler projects, marine projects, oil & gas projects etc. And we supply flanges/ pipe fittings made by many materials, such as of carbon steel, stainless steel, copper steel and alloy steel!
This page is about ASTM A105/A105N carbon steel flanges for pipeline,oil and gas,and many other projects.
Specification Of ASTM A105/A105N
| Types of Flange | WN Flange;Threaded Flange;SO Flange;Lap Joint Flange;SW Flange;Blind Flange | ||
| Dimensions | ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. | ||
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. | ||
| Size | 1/2″ to 48″ | ||
| Class / Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. | ||
| Flange Face Type | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) | ||
Chemical Composition Of ASTM A105/A105N
| ELEMENT | COMPOSITION (%) |
| Carbon | 0.35 max |
| Manganese | 0.60-1.05 |
| Phosphorus | 0.035 max |
| Sulfur | 0.040 max |
| Silicon | 0.10-0.35 |
| Copper | 0.40 max (1) |
| Nickel | 0.40 max (1) |
| Chromium | 0.30 max (1-2) |
| Molybdenum | 0.12 max (1-2) |
| Vanadium | 0.08 max |
The sum of copper, nickel, chromium, molybdenum and vanadium shall not exceed 1.00% while the sum of
chromium and molybdenum shall not exceed 0.32%.
The carbon equivalent CE = C + Mn/6 + (Cr + Mo + V)/5 + (Ni + Cu)/15.
Shall be no larger than 0.47 based on heat analysis.
Mechanical Properties Of ASTM A105/A105N
| Mechanical Properties | Requirements |
| Tensile strength,min,psi [MPa] | 70000 [485] |
| Yield strength,min,psi [MPa] | 36000 [250] |
| Elongation, min, % | 30 |
| Reductionofarea,min,% | 30 |
| Hardness,HB,max | 187 |
Key Markets And Industries
Nuclear power (mostly seamless)
Petrochemicals and acids.
Bitumen upgraders.
Heavy oil refineries
Ship building Construction
Pipeline
Oil and gas industry
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