China Duplex Steel F51 (UNS S31803) Blind Flange, A182 F51 Blind Flange, Find details about China F51 Flange, Duplex Stainless Steel Flange from Duplex Steel F51 (UNS S31803) Blind Flange, A182 F51 Blind Flange
Chemical Composition Limits | |||||||||
| Weight% | C | Mn | P | S | Si | Cr | Ni | Mo | N |
| Duplex F51 | 0.03 max | 2.0 max | 0.03 max | 0.02 max | 1 max | 21-23 | 4.5-6.5 | 2.5-3.5 | 0.80-0.20 |
Type | slip on flange, Weld Neck Flange Threaded Flange Blind Flange, Orifice Flange socket weld flange, Spacer Ring, Paddle, Spectacle Blind Flange | |||||||
| Material | stainless steel :A 182 F 304/304L/316/316L/321/347, Duplex F51/F53/F44/F55/F60/F61 Alloy steel :STM A694/ A694M F42/F46/F52/F56/F60/F70,A182 F5,F9,F11,F22 Carbon steel:ASTM A 105, ST37.2 A 350 LF1, LF2, LF3,API 6A AISI 4130 | |||||||
| Standard | ASTM/ASME/ANSIB16.5, B16.47, ASME/ANSIB16.48, JIS/KS (5K, 10K, 16K, 20K), DIN2633, DIN2634, DIN2635,EN1092,BS4504,AWWA C206,API 6A ,Customized drawings welcomed | |||||||
| Size | 1/2" - 120 " (DN15-DN3000) | |||||||
| Pressure | Class150-Class2500 JIS 5k-30k DIN 6bar-40bar | |||||||
| Face type | FF,RF,RTJ | |||||||
| Surface Treatment | Surface galvanized, antirust coating, Epoxy & FBE Coating,protected with plastic caps | |||||||
| Packing | Pallet/Wooden case(Fumigation free) | |||||||
| Certificate | ISO9001,PED,EN10204 3.1 MTC | |||||||
| Quality control | In house and third party | |||||||