| Material Group  | 
AS- AS Material Designation  | 
Material No.  | 
Short Name | Equivalent UNS-No.  | 
Material Grade acc. to ASTM  | 
Ball Valves | 
| Carbon Steel | LF2 | LF2 | Optional | |||
| Austenitic Stainless Steel | 316 quadruple certified*  | 
1.4401 | X5CrNiMo17-12-2 | S 31600 | 316 | Standard | 
| Austenitic Stainless Steel | 316 quadruple certified*  | 
1.4404 | X2CrNiMo17-12-2 | S 31603 | 316L | Standard | 
| Austenitic Stainless Steel | 6Mo | 1.4547 | X1CrNiMoCuN20-18-7 | S 31254 | Optional | |
| Austenitic-Ferritic Stainless Steel  | 
Duplex | 1.4462 | X2CrNiMoN22-5-3 | S 31803 | F51 | Standard | 
| Austenitic-Ferritic Stainless Steel  | 
Superduplex | 1.4410 | X2CrNiMoN25.7.4 | S 32750 | F53 | Optional | 
| Nickel Based Alloys | Alloy 400 | 2.4360 | NiCu3QFe | N 04400 | Standard | |
| Nickel Based Alloys | Alloy C-276 | 2.4819 | NiMo16Cr15W | N 10276 | Standard | |
| Nickel Based Alloys | Alloy 625 | 2.4856 | NiCrM22Mo9Nb | N 06625 | Optional | 
Standard Features 
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 Sour Gas Service:   |