... (flat, big outside diameter, spring) 2.material:1.4539.904L,1.4529.AL-6XN 3.short delivery time 4.Small order accept 1. Treatment ... 310S, 316, 316L, 321, 317L, 2507, 2205, 254SMO, AL6XN, 1. 4501, 1. 4529.Super duplex stainless steel F55, F51, F53 HastelloyB & C ... : Cartons then pallet, or wooden box, or by clients' requirements.5. Exported countries: United States, Germany, Saudi Arabia, South Korea, ...