Details of flanges:

Standard:
(1) ANSI B16.5, A105 150LB / 300LB / 600LB / 900LB / 1500LB / 2500LB
(2) DIN 2573 PN6 / DIN 2576 PN10 / DIN2502 PN16 / DIN2503 P25-40 / DIN2566 PN16 / DIN2631-2635 RST37.2 OR C22.8
(3) JIS SS400 OR SF440 5K / 10K / 16K / 20K / 30K
(4) UNI 2276 / 2277 / 2278 / 6084 / 6089 / 6090 / 2544 / 2282 / 6091-6093
(5) EN1092 PN6 / PN10 / PN16 / PN25 / PN40 / TYPE1 TYPE2 TYPE 5 TYPE 12 TYPE 13
(6) BS4504 SANI1123 1000/3, 1600/3, 2500/3, T/D, T/E, T/F carbon steel flange
(7) AS2129 TABLE D / TABLE H / TABLE E carbon steel flange
(8) GOST 12820-80 / 12821-80 carbon steel flange
Types: Slip-On, Welding Neck, Blind, Socket Welding, Threaded, Lap Joint and Plate etc;
Size: 1/2" - 24"
Surface treatment: antirust oil, black / yellow / transparent / electric galvanized / hot galvanized
Packing: sea-worthy packing in wooden cases or on wooden pallets or as per customers' special requirement
Min Order Quantity: According to customer's requirement
Delivery: 30 days after receiving the formal order;
Payment: By T/T or L/C
Applications range: Petroleum, chemical industry, water conversancy, electric power, Natural gas, Coal gas, Water power and other pipeline projects.