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Chemical Composition

Austenitic Stainless Steels
GRADE TP 304/304L TP 316/316L TP 317/317L TP 321 TP 310S
UNS No. S30403 S31603 S31703 S32100 S31008
Carbon 0.03 max. 0.03 max. 0.03 max. 0.08 max. 0.08 max.
Manganese 2.00 max. 2.00 max. 2.00 max. 2.00 max. 2.00 max.
Phosphorus 0.040 max. .040 max. .040 max. .040 max. .040 max.
Sulfur 0.030 max. .030 max. .030 max. .030 max. .030 max.
Silicon 0.75 max. 0.75 max. 0.75 max. 0.75 max. 1.50 max.
Chromium 18.00 min. / 20.00 max. 16.00 min. / 18.00 max. 18.00 min. / 20.00 max. 17.00 min. / 19.00 max. 24.00 min. / 26.00 max.
Nickel 8.00 min. / 12.00 max. 10.00 min. / 14.00 max. 11.00 min. / 15.00 max. 9.00 min. / 12.00 max. 19.00 min. / 22.00 max.
Molybdenum *** 2.00 min. / 3.00 max. 3.00 min. / 4.00 max. *** ***
Nitrogen 0.10 max. .10 max. .10 max. .10 max. ***
Copper *** *** *** *** ***
Others *** *** *** *** ***



Other Alloys
GRADE 29Cr - 4Mo Steel 6-Moly* Alloy 400 Alloy 625 Alloy 825
UNS No. S44735 N08367 N04400 N06625 N08825
Carbon 0.03 max. 0.03 max. 2.00 max. 0.10 max. 0.05 max.
Manganese 1.00 max. 2.00 max. 0.30 max. 0.50 max. 1.00 max.
Phosphorus
 0.040 max. 0.040 max. *** 0.015 max. ***
Sulfur 0.030 max. 0.030 max. 0.024 max. 0.015 max. 0.030 max.
Silicon 1.00 max. 1.00 max. 0.50 max. 0.50 max. 0.50 max.
Chromium 28.00 min. / 30.00 max. 20.00 min. / 22.00 max. *** 20.00 min. / 23.00 max. 19.50 min. / 23.50 max.
Nickel 1.00 max. 23.50 min / 25.50 max. 63.0 min. 58.0 min. 38.00 min. / 46.00 max.
Molybdenum 3.60 min / 4.20 max. 6.00 min / 7.00 max. *** 8.0 min 2.50 min / 3.50 max.
Nitrogen 0.045 max. 0.18 min /0.25 max. *** *** ***
Copper *** 0.75 max. 28.0 min / 34.0 max. *** 1.50 min / 3.00 max.
Others Ti+Cb = 0.20 min. / 1.00 max. and 6(C+N) min. Fe remainder Fe 2.50 max. (Cb+Ta)= 3.15 min. / 4.15 max. , Co 1.0 max., Fe 5.0 max. AI 0.40 max. Ti 0.40 max. AI 0.2 max., Fe 22.0 min.
           
    * Other 6-Moly Chemistries Available      



Other Alloys
GRADE Duplex Alloy 19D Duplex Alloy 2205 Super Duplex Alloy 2507
UNS No. S32001 S31803 S32750
Carbon 0.030 max. 0.03 max. 0.030 max.
Manganese 4.0 min. / 6.0 max. 2.00 max. 1.20 max.
Phosphorus 0.040 max. 0.030 max. 0.035 max.
Sulfur 0.030 max. 0.020 max. 0.020 max.
Silicon 1.00 max. 1.00 max. 0.80 max.
Chromium 19.50 min. / 21.50 max. 21.00 min. / 23.00 max. 24.00 min. / 26.00 max.
Nickel 1.00 min. / 3.00 max. 4.50 min. / 6.50 max. 6.00 min / 8.00 max.
Molybdenum 0.600 max. 2.50 min. / 3.50 max. 3.50 min / 5.00 max.
Nitrogen 0.050 min. / 0.170 max. .08 min. / .20 max. 0.24 min / 0.32 max.
Copper 1.00 max. *** 0.50 max.
Others *** *** ***


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Recent News

Webco Industries, Inc. Reports Fiscal 2009 Fourth Quarter and Year-End Results
For its fiscal 2009 fourth quarter, the Company reported a net loss of $16,000, or a loss of $0.02 per diluted share, compared to net income of $5,345,000, or $7.02 per diluted share, for the same quarter in fiscal 2008. [ 10/13/2009 ]  Read More...

Webco Industries, Inc. Reports Fiscal 2009 Third Quarter Results
For its fiscal 2009 third quarter, the Company reported a net loss of $2,993,000, or a loss $3.93 per diluted share, compared to net income of $3,417,000, or $4.49 per diluted share, for the same quarter in fiscal 2008. [ 6/8/2009 ]  Read More...

Webco Industries, Inc. Reports Fiscal 2009 Second Quarter Results
For its fiscal 2009 second quarter, the Company reported a net loss of $4,993,000, or $6.54 per diluted share, compared to net income of $3,514,000, or $4.63 per diluted share, for the same quarter in fiscal 2008. [ 3/11/2009 ]  Read More...

Webco Industries, Inc. Reports Fiscal 2009 First Quarter Results
For its fiscal 2009 first quarter, the Company reported net income of $5,083,000, or $6.65 per diluted share, compared to $4,657,000, or $6.14 per diluted share, for the same quarter in fiscal 2008.  [ 12/1/2008 ]  Read More...

Webco Industries, Inc. Reports Fiscal 2008 Fourth Quarter and Year-End Results
For its fiscal 2008 fourth quarter, the Company reported net income of $5,345,000, or $7.02 per diluted share, compared to $2,887,000, or $3.81 per diluted share, for the same quarter in fiscal 2007. [ 10/6/2008 ]  Read More...


 
       
      
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