... -Class3000 Standards:ASME,GB,DIN,JIS Delivery time:7-30days Loose flange loose flange Size1/2"-28"Typeslip-on welding flang,lapped ... neckflange ,blind flange, orifice flange reducing flange ,pad type flange ,loose hubbed flange welding plate flange pressure150lbs-2500lbsmaterialCarbon steel ,stainless ,Alloy ... standards can be made of different materials accraoding customers' demand. Loose flange--B02