| General | 
                                        
                                    
                                    
                                        | Special Service | 
                                        
                                            
                                            Oxygen; Ethyene-Oxide (EO); Hydrogen; Steam; Chlorine
                                         | 
                                    
                                        | Product Name | 
                                        
                                            
                                            Gate Valve; Gate Valve, Sour Service
                                         | 
                                    
                                        | Nominal Size | 
                                        
                                            
                                            NPS 2; NPS 2-1/2; NPS 3; NPS 4; NPS 5; NPS 6; NPS 8; NPS 10; NPS 12; NPS 14; NPS 16; NPS 18; NPS 20; NPS 22; NPS 24; NPS 26; NPS 28; NPS 30; NPS 32; NPS 34; NPS 36
                                         | 
                                    
                                        | Type of Bore | 
                                        
                                            
                                            Standard Bore
                                         | 
                                    
                                        | Pressure Rating | 
                                        
                                            
                                            Class 600
                                         | 
                                    
                                        | End Connection | 
                                        
                                            
                                            Butt-Welding (BW)
                                         | 
                                    
                                        | Pipe Schedule | 
                                        
                                            
                                            SCH 5S; SCH 5; SCH 10; SCH 10S; SCH 20; SCH 30; SCH 40S; SCH STD; SCH 40; SCH 60; SCH 80S; SCH 80; SCH 100; SCH 120; SCH 140; SCH 160; SCH XXS
                                         | 
                                    
                                        | Construction | 
                                        
                                            
                                            BB, OS&Y, Rising Stem
                                         | 
                                    
                                        | Type of Obturator | 
                                        
                                            
                                            Flexible Wedge; Solid Wedge; Split Wedge
                                         | 
                                    
                                        | Type of Seat | 
                                        
                                            
                                            Integral; Seal-welded; Threaded-in
                                         | 
                                    
                                        | Mode of Operation | 
                                        
                                            
                                            Hand wheel; Hand wheel w/ Locking; Gear; Gear w/ Locking; Bare Stem; Chain Wheel
                                         | 
                                    
                                
                                    
                                        
                                            | Materials | 
                                        
                                    
                                    
                                        | Material, Body | 
                                        
                                            
                                            A217 C12A; A217 C5; A217 WC1; A217 WC6; A217 WC9; A217 WC4; A217 WC5; A217 C12
                                         | 
                                    
                                        | Material, Bonnet | 
                                        
                                            
                                            A217 C12A; A217 C5; A217 WC1; A217 WC6; A217 WC9; A217 WC4; A217 WC5; A217 C12
                                         | 
                                    
                                        | Material, Trim | 
                                        
                                            
                                            13CR; 13CR/Hardfaced (#8); Hardfaced (#5); SS316 (#10); 316/Hardfaced (#12); Hardfaced (#16)
                                         | 
                                    
                                        | Material, Gate | 
                                        
                                            
                                            Default; A351 CF8M; A217 C12A; A217 C5; A217 WC1; A217 WC6; A217 WC9; A217 WC4; A217 WC5; A217 C12; A217 CA15; Other
                                         | 
                                    
                                        | Material, Seat Ring | 
                                        
                                            
                                            A182 F11 Cl. 2; A182 F11 Cl. 3; A182 F12 Cl. 2; A182 F316; A182 F5; A182 F6a; A182 F9
                                         | 
                                    
                                        | Material, Stem | 
                                        
                                            
                                            Default; A276 410; A276 420; A182 F316; A182 F6a
                                         | 
                                    
                                        | Material, Bolting | 
                                        
                                            
                                            A193 Gr. B7/A194 Gr. 2H; A193 Gr. B7M/A194 Gr. 2HM; A320 Gr. L7/A194 Gr. 4; A320 Gr. L7/A194 Gr. 7; A320 Gr. L7M/A194 Gr. 7M; A193 Gr. B16/A194 Gr. 4; A193 Gr. B16
                                         | 
                                    
                                        | Material, Gasket | 
                                        
                                            
                                            304+Graphite SPW; 304L+Graphite SPW; 316+Graphite SPW; 316L+Graphite SPW; Soft Iron Oval Ring; 316L Oval Ring; 316L Octagonal Ring
                                         | 
                                    
                                        | Material, Coating, Bolting | 
                                        
                                            
                                            Zn-Ni; FCC; Cermet+PTFE; Zn-Ni+PTFE; HDG
                                         | 
                                    
                                        | Material, Stem, Packing | 
                                        
                                            
                                            Chevron V; Graphite; LFE Graphite; PTFE; Other
                                         | 
                                    
                                
                                    
                                        
                                            | Standards | 
                                        
                                    
                                    
                                        | Standard, Design | 
                                        
                                            
                                            API Std 600; BS 1414; BS EN ISO 10434
                                         | 
                                    
                                        | Standard, Face-to-Face | 
                                        
                                            
                                            ASME B16.10; ASME B16.10  Long Pattern; ASME B16.10 Short Pattern; Other
                                         | 
                                    
                                        | Standard, End Connections | 
                                        
                                            
                                            ASME B16.25
                                         | 
                                    
                                        | Standard, Inspection & Tests | 
                                        
                                            
                                            API Std 598
                                         | 
                                    
                                
                                    
                                        
                                            | Additional |