1.Application: Fresh water, sewage, sea water, air, vapor, food, medicine, oils. acids, alkalis, salt etc. 2.Size:DN40-1200 or 1.5-48' or above 3.Working Pressure: PN10/16/20/25,150LB-2500LB 4.Suitable temperature: -45c~150c 5.Standard: (1)Design and manufacture:DIN3352, BS5163,BS5150, ANSI B16.34, API600, API6D,API609,EN593,GB,T12238 (2)End connection: ANSI B 16.1,ASME B16.5, B16.47, B16.25, B16.34, JISB2212-JISB2214, DIN2543-2550,EN1092, AS2129, ISO 5211 (3)Wall thickness: API600, BS1868 (4)Face to face (end to end): EN 558, ASME B16.10, DIN3202, ISO5752, JIS,API609, MSS, BS5155 (5)Inspection and test: API598, EN12266-1, BS6755,API6D, ISO5208 6.Materialfor main parts: (1)Body: CI, DI, WCB, ALB, CF8, CF8M (2)Disc: DI, ALB, C95400, Rubber lined Disc, 1.2501, 1.4529, CF8M, CF8, Hastelloy (3)Stem: SS416, SS410, SS304, SS431 (4)Seat: NR, Hypalon, EPDM, Neoprene, NBR, Wear-Resistant EPDM, Viton, Silicon, Heat-Resistant EPDM, WhiteNBR, WhiteEPDM,EPDM(NSF), PTFE 7.Coating: Fusion bonded epoxy coated 8.Connection type: Flanged type, Push-on type, Mechanical Joint type, Plain ends type 9.Sealing: Soft sealing or metal-to-metal seat, Flexible graphite 10.Operation: Manual, Pheunatic, Electric, Hydraulic and Pnewmatic-Hydraul 11.Appropriate medium: Air,water,sewage,steam,coal gas,oil 12.Packaging: Wooden cases or wooden pallet or as per customers requirement 13.Min Order Quantity: According to customer's requirement 14.Delivery Time: 30 days after order conformed 15.Payment: By T/T or L/C