347 stainless steel tubing aerospace

347 Stainless Steel Tubing



Product Description

347 Stainless Steel Tubing

347 Stainless Steel Tubing

Aerpspace 347 stainless steel tubing is made from an austenitic stainless steel offering an excellent resistance to intergranular corrosion following exposure to temperatures in the chromium carbide precipitation range from 800 to 1500° F (427 to 816°C). Alloy 347 alloyed with columbian-tantalum (also referred to as niobium) allowing good mechanical properties at high temperatures.

Applications of 347 Stainless Steel Tubing:

Stock Size Range:

OD: .031″- 3.00″
Walls: .020″- .156″
Tempers: Annealed
Specifications: MI-L-T 8808, MIL-T-8606, AMS 5556, AMS 5571

 
Typical Chemical Composition %

 Weight %  Ni  Cr  Mn  C  Si  S  P  Cu  Mo  Cb
 Minimum  9.0  17.0
 Maximum  12.0  19.0  2.00  .080  1.00  .030  .040  .50  .50  1.10

Typical Mechanical Properties of 347 stainless steel tubing

 Nominal OD  Nominal Wall  Ultimate KSI  Yield KSI  Elongation
 .188 and less  .016 and less  75-120 max  35%
 75-105 max  30 min
 Over .016  35%
 Over .188  .010 and  75-115 max  30 min  35%
 Thru .500  Less
 incl  Over .010  75-105 max  35%
 Over .500  All  75-100 max  30 min  35%