lap joint flang stub end Size: from 1/2 to 200 inch (DN15-DN6000) ... , BS, JIS, EN, JB, GB, UNI,API lap joint flang stub end Technics: Forged Size: from 1/2 to 48(DN15 ... (Wnff), Sorf (Soff), Blrf (Blff), Swrf (Swff), Plrf (Plff), Ljrf (Ljff), Spectacle Flg8 (Spacer & Blanks), Square Flange, Lwnrf (Ff), Thrf (Ff ... -6093 (Rst37.2, S235jrg2, A105 ) flange and lap joint flang stub end