A&K Manufacturing Services, LLC is a local small business consistently delivering quality welding services to our customers worldwide.
Call us at 918-202-3044 for more information!
P-Numbers | Base Metal (Typical or Example) A&K Manufacturing Services welds all of the following materials unless other wise stated. |
1 | Carbon Manganese Steels (four Group Numbers) |
2 | Not Used |
3 | Half Molybdenum or half Chromium, half Molybdenum (three Group Numbers) |
4 | One and a quarter Chromium, half Molybdenum (two Group Numbers) |
5A | Two and a quarter Chromium, one Molybdenum |
5B | Five Chromium, half Molybdenum or nine Chromium, one Molybdenum (two Group Numbers) |
5C | Chromium, Molybdenum, Vanadium (five Group Numbers) |
6 | Martensitic Stainless Steels (Grade 410, 415, 429) (six Group Numbers) |
7 | Ferritic Stainless Steels (Grade 409, 430) |
8 | Austenitic Stainless Steels
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9A, B, C | Two to four Nickel Steels |
10A, B, C, F | Various low alloy steels |
10H | Duplex and Super Duplex Stainless Steel (Grades 31803, 32750) |
10I | High Chromium Stainless Steel |
10J | High Chromium, Molybdenum Stainless Steel |
10K | High Chromium, Molybdenum, Nickel Stainless Steel |
11A | Various high strength low alloy steels (six Group Numbers) |
11B | Various high strength low alloy steels (ten Group Numbers) |
12 to 20 | Not Used |
21 | High Aluminum content (1000 and 3000 series) |
22 | Aluminum (5000 series – 5052, 5454) |
23 | Aluminum (6000 series – 6061, 6063) |
24 | Not Used |
25 | Aluminum (5000 series – 5083, 5086, 5456) |
26 to 30 | Not used |
31 | High Copper content |
32 | Brass |
33 | Copper Silicone |
34 | Copper Nickel |
35 | Copper Aluminum |
36 to 40 | Not Used |
41 | High Nickel content |
42 | Nickel, Copper – (Monel 500) |
43 | Nickel, Chromium, Iron – (Inconel) |
44 | Nickel, Molybdenum – (Hastelloy B2, C22, C276, X) |
45 | Nickel, Chromium |
46 | Nickel, Chromium, Silicone |
47 | Nickel, Chromium, Tungsten ( We do not weld ) |
47 to 50 | Not Used |
51, 52, 53 | Titanium Alloys |
61, 62 | Zirconium Alloys ( We do not weld ) |