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1.The intermediate/extension rod (Pony Rods) is the critical part for the power end outlet of the mud pump.
2.The larger end connects the crosshead and the smaller one connects the piston rod through the clamp.
3. Its excircle is sealed by the two-lip seal and o ring in the stuffing box.
4.The blank of intermediate/extension rod is 45 steel forging.
5.The excircle went through hard chromium plating treatment.
6.The roughness is Ra0.4.
7.All manufacturing processes confirm to the standard SY5138-92 and GB/TI9001-2000-ISO9001-2000 Quality Management System Certification.
We shandong yacheng petroleum technology are established in 2003 year, located in Dongying city, shengli oilfield,which is second largest oilfield of China.
1) About Packing Inner packing: white box, color boxes (upon request), Outer packing: cartons or pallets
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