Material Comparisons
Side-by-side comparisons with data tables and guidance on when to choose each.
Stainless steels 12
SS 304 vs SS 316Is SS 316 better than SS 304?SS 304 vs SS 304LShould I order SS 304 or SS 304L?SS 316 vs SS 316LWhat is the difference between SS 316 and SS 316L?SS 321 vs SS 347Is SS 321 or SS 347 better for high-temperature welding?SS 304 vs SS 904LWhen should you upgrade from SS 304 to SS 904L?Duplex 2205 vs Super Duplex 2507When do you need super duplex instead of duplex?SS 316L vs Duplex 2205Should I replace SS 316L with duplex 2205?SS 316 vs SS 316TiWhat is the difference between SS 316 and SS 316Ti?SS 316L vs SS 317LWhen should SS 317L be used instead of SS 316L?SS 310S vs SS 309SShould I choose SS 309S or SS 310S for furnace parts?SS 304 vs SS 304HCan SS 304 be used instead of SS 304H at high temperature?SS 347 vs SS 347HWhat is the difference between SS 347 and SS 347H?
Nickel alloys 6
Inconel 625 vs Inconel 718Is Inconel 718 stronger than Inconel 625?Inconel 625 vs Hastelloy C276Should I use Inconel 625 or Hastelloy C276?Inconel 600 vs Incoloy 800What is the difference between Inconel 600 and Incoloy 800?Monel 400 vs Monel K-500When is Monel K-500 used instead of Monel 400?Hastelloy C276 vs Hastelloy C22Is Hastelloy C22 better than C276?Incoloy 800H vs Incoloy 800HTWhat is the difference between Incoloy 800H and 800HT?
Carbon and alloy steels 5
P11 vs P22When should P22 be chosen over P11?P22 vs P91Why replace P22 with P91?A106 Gr B vs A53 Gr BWhat is the difference between A106 Grade B and A53 Grade B?API 5L Grade B vs A106 Gr BWhat is the difference between API 5L Grade B and A106 Grade B?A516 Gr 60 vs A516 Gr 70Should a pressure vessel use A516 Grade 60 or Grade 70?
Non-ferrous, wear plate and fasteners 4
Cupro-Nickel 90/10 vs Cupro-Nickel 70/30Is 90/10 or 70/30 cupro-nickel better for seawater?Titanium Grade 2 vs Titanium Grade 5What is the difference between titanium Grade 2 and Grade 5?AR400 vs AR500Is AR400 or AR500 better for wear liners?ASTM A193 B7 Stud Bolts vs ASTM A193 B7M Stud BoltsWhat is the difference between B7 and B7M stud bolts?
Product forms and material families 8
Seamless vs Welded PipeIs seamless pipe stronger than welded pipe?ERW vs Seamless PipeWhen is ERW pipe acceptable instead of seamless?Pipe vs TubeWhat is the difference between pipe and tube?Plate vs SheetWhat is the difference between plate and sheet?Carbon Steel vs Alloy SteelWhen do you need alloy steel instead of carbon steel?Nickel Alloy vs Stainless SteelWhen should you use a nickel alloy instead of stainless steel?Inconel vs HastelloyIs Inconel or Hastelloy better for corrosion?Inconel vs IncoloyWhat is the difference between Inconel and Incoloy?
Frequently asked questions
Do comparisons pick a winner?
No. They explain the differences and when each option fits, because the right choice depends on your service conditions.
Where does the comparison data come from?
From the specification limits shown on each grade page.
Can I compare any two grades?
Yes. Use the grade comparison tool.
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