Weld neck flanges - ansi b16.5 Class; 150lb-2500lb Forged carbon astm a105 Nps: 1/2-48 Pipe outside diameter: 0.840-24 inches Weight: 0.48-115kg/in piece Notice: weights are based on manufacturer¡¡¥s data and are approximate. Product-level certifications: Api specification q1:q1-2021 Current export markets: Asia Australasia Central/south america Eastern europe Mid east/africa North america Western europe Other export markets: All over the world Litas lee, Telephone: 02287802560 Whats app:8615522509091 E-mail:sale01(at)tianjin-all-best.Com Fax:02287808131 S k ype: litas.Lee520 Qq:482171537 Tianjin all best international ltd Sunny plaza, huanghe road, nankai district, tianjin, china Factory: xiwang new district, mengcun, cangzhou, hebei, china We offer free samples, with shipping and taxes paid by the buyer