
材 质: ASTM A193 Gr. B7, B8, B8M, B16, B6, B5, B8T, B8MA (用于高温、高压环境下的螺栓) ASTM 320-L7, L7M, L43, B8, B8M, B8T, B8MA (用于低温环境的螺栓) ASTM A194 Gr. 2H, 2HM, 3, 4, 6, 7, 7M, 8, 8A, 8M, 8C, 8CA, 8T (用于高温、高压环境的螺母) 超级合金钢,包括:Hastelloys, Incoloys, Inconels, Nimonics, Monel 400, Monel K500 & UNS SC31803, Ferralium and Zerons etc. 规 格: 1/4" to 2 1/2" 永久干润滑使接触更紧固,防腐蚀