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                  1. Welcome to the official website of Wuxi Chenna Machinery Co., Ltd. (Changzhou Chenna Hydraulic Machinery Co., Ltd.)!
                    LANGUAGE:CNEN
                    Precision piston rod

                    Professional Sincere Honest Win-win

                    HOTLINE:

                    +86-158 9532 0613
                    67 record 1/8 page 12345 Next

                    specifications φ6-φ12 Φ16-φ25 Φ30-φ50 Φ55-φ100 Φ105-φ1200
                    Length 200-2000 200-3000 200-5000 200-10000 1000-10000
                    Surface roughness 0.4-0.1
                    Surface Treatment of hardness HRC60以上 Straightness 0.15/1000mm
                    Circle of Tolerance GB1184 level 9 Chrome thickness According to
                    user requirements
                    Full-length size Tolerance GB1100IT level Material According to user requirements
                    Axis of hardness HB220-280
                    Availability Status Not dealing with the surface, surface chrome or nickel phosphorus and nitrogen surface salt spray
                    Note: For special specifications,call (letter) custom.
                     
                    Main technical parameters of precision piston rod mechanical grinding rods
                    Allowable difference level h7 h8 h9 h10 h11 f7 f8
                    Diameter m/m
                    6-10 0-0.015 0-0.022 0-0.036 0-0.058 0-0.09 -0.013
                    -0.028
                    -0.013
                    -0.035
                    10-18 0-0.018 0-0.027 0-0.043 0-0.058 0-0.09 -0.016
                    -0.034
                    -0.016
                    -0.043
                    18-30 0-0.021 0-0.033 0-0.052 0-0.084 0-0.13 -0.02
                    -0.041
                    -0.02
                    -0.053
                    30-50 0-0.025 0-0.039 0-0.062 0-0.1 0-0.16 -0.025
                    -0.05
                    -0.025
                    -0.064
                    50-80 0-0.030 0-0.046 0-0.074 0-0.12 0-0.19 -0.03
                    -0.06
                    -0.03
                    -0.076
                    80-120 0-0.035 0-0.054 0-0.087 0-0.14 0-0.22 -0.036
                    -0.071
                    -0.036
                    -0.9
                     
                    Copy right ? 2019 Wuxi Chenna Machinery Co., Ltd.(Changzhou Chenna Hydraulic Machinery Co., Ltd.) All rights reserved.
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