Ss Flange, CS Flange, Nickel Alloy Forged manufacturer / supplier in China, offering ANSI A182 F5 B16.5 Class 150/300/600/900/1500/2500 Stainless Steel Ss Thread Threaded Flange, Custom Large Diameter, Precision CNC Machining, ASME B16.48/ASTM A105 RF Carbon Stainless Steel DN15-DN3000 Reducing Flange, High Quality DIN2605, DIN2615, DIN2616, DIN2617, DIN2618, DIN86088, DIN86089, DIN860901500# Carbon Steel A105 DN15-DN400 Weldo Flange and so on.