Materials Grades


Special Quality Alloys holds a comprehensive range of pre-qualified bar stock and an extensive inventory of ingot and billet to facilitate the manufacturing of forged and machined parts in our key oilfield grades.


Nickel-based alloys

Commercial designations Specifications
Generic UNS ASTM BS Werkstoff AFNOR
API 6A 718 N07718 B637   2.4668 NC 19FeNb
Alloy 625 N06625 B446 B564 3076 NA21 2.4856 NC 22 DNb
Alloy 725 N07725 B805      
Alloy 716 N07716 B805      
Alloy 925 N09925        
Alloy 825 N08825 B425 B564 3076 NA16 2.4858 NC 21FeDU

Stainless steel

Commercial designations Specifications
Generic UNS ASTM BS Werkstoff AFNOR
17/4PH S17400 A564   1.4542  
F6NM S41500     1.4313  
410 S41000 A276/A565      
A286 S66286 A453/A638   1.4943  
XM-19HS S20910 A276/A479   1.3964  
Super 13 Cr S41425 A276/A479      

Duplex

Commercial designations Specifications
Generic UNS ASTM NORSOK Werkstoff
F51 S31803 A182/A276 MDS D44 D47 1.4462

Super duplex

Commercial designations Specifications
Generic UNS ASTM NORSOK Werkstoff
F55 S32760 A182/A276 MDS D54 D57 1.4501

Contact a member of our sales team with your material requirements

Barry Morris: barrymorris@sqainc.net
Olga Camacho: olgacamacho@sqainc.net
Melanie Sanders: melaniesanders@sqainc.net
General: Sales@Sqainc.net

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