Parallel flat rule knowledge Parallel flat ruler : manufactured according to JB/T7977-99 standard, material HT250, work surface adopts scraping or precision grinding process, used for inspection of machine tools in inspection of unevenness and non-straightness. The two working faces are matched with block gauge and micrometer. Level Instrument and other instrument inspection, different heights, the parallel and non-joint rails of the two guide rails, parallel flat feet and can be matched with cast iron squares , to check the verticality of the two parts that can not be inspected with a square ruler , also applicable to equipment Installation and inspection. Parallel flat feet are a type of cast iron flat ruler . For details, please contact: http://ZTPCXL.html 　　 Parallel flat gauge size mm Working plane straightness or flatness Parallelism between working faces Side to face perpendicularity Precision level um 0 1 2 0 1 2 0 1 2 500×35 3 6 12 4.5 9 18 15 30 60 750×40 4 8 15 6 12 25 20 40 80 1000×50 5 10 20 7.5 15 30 25 50 100 1500×70 7.4 15 30 10 20 40 37 75 150 2000×90 9 18 36 13.5 27 54 45 90 180 2500×90 11 twenty two 44 16 32 65 55 110 220 3000×100 13 26 52 19.5 39 78 65 130 260 3500×100 15 30 60 twenty two 45 90 75 150 300
Our fittings have been
pre-processed by high temperature forging, that could let the outline easy for
processing and the part have high strength. For customer choose the right
accessories, We have whole set of solution and many type choices. both in
thread and connect method.
Compressor Fitting,An Bulkhead Fitting,Female Connectors,Male Npt Fitting
Qingdao Xiangchengde machine , http://www.xiangchengda.com