carbon steel flange size:1/2'~72¡® carbon steel material:Q235,A105,16MN,20# class:150/300/400/600/900/1500/2500 type:WN,SW,SO,TH,LJ,BL. Standard:ANSI/DIN/JIS/EN/BSW/KS/UNI Packing:wooden case,pallet,other buyer' requirement delivery time:20days after receiving pre-payment. port:TIAN JIN contacts:jenny feng tel:+8613934509673 fax:+863518209409 skype:saleflange flange99atoutlookdotcom wooden case or pallet as customer's requirements.