Double alloy screw barrel

                  Browse:

                  Brief description:



                  Relevant Product
                  Detailed introduction

                  Product overview:

                  Specifications:

                  Screw diameter: 15-300mm

                  Maximum length: 8000mm

                  Inner diameter of barrel: 15-300mm

                  Maximum length: 4000mm

                   

                  Different alloy materials can be selected according to different raw materials

                   

                  Base material:

                  1)38CrMoAlA(JIS SACM645)

                  Alloy material:

                  1) Nickel base alloy + tungsten carbide

                  Treatment process:

                  heat treatment

                  Nitriding treatment

                  Spraying bimetal alloy

                  Centrifugal casting of bimetal alloy

                   

                  Technical parameters:

                  Nitriding depth: 0.50mm-0.80mm

                  Nitriding hardness: 58-62hrc

                  Surface roughness: RA 0.4

                  Straightness of screw: 0.015mm

                  Double alloy depth: 3mm

                  Product consulting

                  Message box

                  • Product:

                  • Your organization:

                  • Your name:

                  • Contact Tel:

                  • Add details:

                  • Message content:

                  精品久久久久精品_中文无码制服丝袜中出_亚洲性爱无码免费视频_综合国产日韩欧美_日韩一区视频蜜桃_91精品欧美福利免费观看