We mainly produce the Honed tubes, Rods, Hydraulic Components and Systems, and the following is the technical standard we commonly use.Honed tubeGrade: CK45, ST 52.3 BK +SO.D: 20 to 700mmMax length 12mStraightness: 0.3 -1.0/1000Tolerance EXT: DIN 2391Tolerance INT: ISO H8 to H9Roughness(Ra): 0.2 to 0.8Tensile strength: >60kgf/mm2Yield Point: >52kgf/mm2Elongation: >14%Chrome RodGrade: CK45O.D.: from 6 to 150mm.Roughness: 0.4HR >HRC 60RoundnessStraightnessThe thickness of plate chrome: 0.05mm(can plating two times)Hydraulic cylinder and SystemsProduce with the customer`s drawing and require.We can offer the ready honed tube(no honed) and ground rod(no plate chrome) too.We sincerely hope we can establish a long-term business relationship with your kind company. If you have any questions, please do not hesitate to let us know.
such as:Hot rolled heavy wall machining tube,according to DIN 1629,ST37,ST44 & ST52;Pre-hone tube,according to DIN 2391,ST52-3,BK+S;Outside Diametre:from 4mm to 120mm;Wall Thickness:frpm 0.5mm to 10mm
SHANGHAI JW STEEL CO., LTD., incorporated in China, specializes in providing tubular steel products and value added services.Backed with vast experiences, JW Steel knows how to fulfill every customer`
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