GB/T901 等长双头螺柱 B级
工艺:
详细信息
GB/T901 等长双头螺柱 B级 材质、等级:8.8级、10.9级、12.9级 、A2-70、A4-70 、A4-80等
表面处理:镀普通蓝白锌、普通彩锌、热镀锌、环保彩锌、环保蓝白锌、环保达克罗等
盐雾时间:可做72H、96H、120H、300H、360H、720H等高盐雾处理
电话咨询:400-086-0001 025-86183701-8026
徐小姐
邮件咨询:dm8026@18luosi.com
QQ咨询:2850588428
Nominal Diameter | M2 | M2.5 | M3 | M4 | M5 | M6 | M8 | M10 | M12 | (M14) | M16 | (M18) | M20 | (M22) | M24 | (M27) | M30 | (M33) | M36 | (M39) | M42 | M48 | M56 | |
P ① | Pitch | 0.4 | 0.45 | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 | 3 | 3.5 | 3.5 | 4 | 4 | 4.5 | 5 | 5.5 |
b | 10 | 11 | 12 | 14 | 16 | 18 | 28 | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | 66 | 72 | 78 | 84 | 89 | 96 | 108 | 124 | |
①,P = pitch of coarse thread. | ||||||||||||||||||||||||
②,ds ≈ pitch diameter of thread | ||||||||||||||||||||||||
③,Xmax = 1.5P |