Ss Flange, CS Flange, Nickel Alloy Forged manufacturer / supplier in China, offering China Factory Alloy Steel ASME B16.9 /B16.47 En1092 BS10 DIN2527 JIS 150# A350 Gr. Lf2 Cl 1 Paddle Blank Spacer Flange Paddle Spacer 300 Class, High Quality 2205 S31803 S32760 904L A182 Gr F5 F9 F11 Spacer Flange Paddle Spacer 300 Class, China Manufacture ASME/ANSI B16.9 /B16.5/B16.47 En1092 A105 B16.48 Carbon Steel Spacer Ring Flange Paddle Spacer 300 Class and so on.