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  • Pump Housing For Esp - China

    price: 1.00 Dollar US$

    Seamless cold drawn steel pipe Steel Grade: 25Mn

    Pump housing type Φ(mm) Outer Diameter range(mm) Inner Diameter range(mm)  

    338 86*76 86-86.73 76.15-76.20  

    400 106.6*88.9 101.9-101.6 88.98-88.90  

    513 130*115 130.5-130.0 115.06-114.99  

    538 136.4*122.4 136.78-136.4 122.50-122.42  

    562 143*130 143.26-142.88 130.15-130.07  

    675 171*158 171.83-171.45 158.82-158.72  

    862 219*200 219.46-219.08 200.10-200.02  

    950 241.3*225 241.68-241.30 225.55-225.43  

    Material Tesile strength Yield strength Elongation Hardness

    Q345B 620Min 520Min 15Min 190Min

    9Cr1Mo 552Min 415Min 10Min 220Min

    25Mn 620Min 510Min 15MIn 190Min

    316L 480Min 177Min 35Min 180Min

    C1026 620Min 510Min 15Min 190Min

    Undertake non-standard customization


    Company Contact:


    • Phone: 18118029715

    • Address: wujin , changzhou , jiangsu , China

    • Email: Email


    Published date: April 19, 2024

    • Business Description: About us

      Jiangsu YingNaiSi Machine Manufacturing Co., Ltd. (Jiangsu YingNaiSi) was founded in 2005,with covering an area of more than 23000 Square meters,and more than 100 employees.

      Cold drawn and cold rolled precision seamless steel pipes and Hydraulic cylinder are our main products。Our annual output has reached over 15000tons.

      Our products are extensively applied in hydraulic pressure of engineering machinery, pneumatic linear actuators, petroleum oil-well pump cylinders, micro-motor shell, lubricating oil ball sweep systems, aluminum foil mandrel, high pressure gas cylinders, automotive shaft, textile, printing and dyeing, glass packaging, transmission roller and other fields.

      We have obtained ISO 9001 Quality Certificate and ISO 14000 with annual export of more than 80 million tons.

      Our products are exported to Southeast Asia, Europe, Middle East and other countries with a good reputation.

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