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Credibility ,Type 304 stainless steel butt welded pipe fittings (UNS S30400) are the most common austenitic chromium-nickel stainless steel. It can be used in a multitude of applications.
ASTM A240 for annealed condition
ASTM A666 for tempered material*
Composition per ASTM A240 | |
---|---|
Carbon |
.07 Max |
Manganese |
2.00 Max |
Phosphorus |
.045 Max |
Sulfur |
.030 Max |
Silicon |
.75 Max |
Chromium |
17.50 - 19.50 |
Nickel |
8.00 - 10.50 |
Nitrogen |
0.10 Max |
Molybdenum |
|
Mechanical Properties (Annealed, Per ASTM A240) | |
UTS | 75,000 ksi Min |
Elongation % in 2" | 40.00 Min |
Rockwell Hardness | RB92.00 Max |
* Tempered mechanical properties are available upon request.
304 stainless steel is generally non-magnetic and becomes slightly magnetic only when cold-worked.
Type 304 stainless steel can be easily formed into most shapes. It is possible to conduct more than one forming operation before a re-anneal if necessary.
Source: Yaang
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Yaang Pipe Industry Co., Ltd. is an international supplier of piping solutions for flange, butt welding fittings, socket welding fittings and threaded fittings. Our products are widely used in different industrial fields, including oil and gas, chemical industry, petrochemical industry, power plant, pulp and paper industry, environmental and water conservancy engineering, engineering projects, etc.