.Ansi b16.5 carbon steel forged flanges(material a105 q235 ):150lb, 300lb, 400lb 600lb, pl, bl, wn, so, sw 2. Jis flanges(ss400 sf440a ): 5k 10k 16k 20k 30k 40k soprf sohff sohrf blff blrf 3. Din carbon steel flanges(material :rst 37.2, st 37.2 , c22.8) : din 2573 pn6, din 2576 pn10, din 2502 pn16, din2503 pn2&pn40, din2566 pn10, din 2631 pn6, din2632 pn10, din2633 pn16, din2634 pn25, din2635 pn40, din2636 pn64, din2637pn100, din2638 pn160din2638 4.Uni flanges(material rst 37.2 , s235jrg2, a105) uni 2276 uni 2277, uni2278, uni6084, uni6089, uni6090 uni2254, uni2282, uni6090, uni6091, uni6092, uni6093 5, en1092-1 pn6, pn10, pn16, pn25, pn40, pn64, pn100, pn160;type 01/02/05/11/13 6, bs4505, gost12820-80, 12821-80 flanges , table d, table e, table h. Plywood pallets