Hydraulic cylinder for F series mud pump

1.Modules are forged using alloy steel 30CrNi2MoVA

2.The forging rate is not less than 40:10 and has no crack and impurities.

3.The products entirely meet the API standards, and check-up them according to lll grade forging.

4.The processing of modules is examined strictly and passes the lossless inspection.