Skived Roller Burnished Tube 300mm Bore Mining Hydraulic Support Cylinder

We are a professional manufacturer with over 10 years of experience specializing in seamless steel pipes and hydraulic cylinders. We have served 2000+ customers worldwide and welcome factory inspections at any time. We support multiple secure payment methods to fully protect your funds.

We are a direct factory with 3 production workshops and our own R&D team. We control the entire process from raw material smelting to finished product testing, ensuring stable quality and competitive factory prices.

We implement a strict 3-step quality control system: 1. Raw material inspection (chemical composition and mechanical properties test) 2. In-process inspection (100% dimensional accuracy and surface quality check) 3. Finished product testing (hydraulic pressure test, load test, leak test). All products pass SGS or third-party inspection before shipment.

Yes, we can provide samples for regular products (shipping cost to be borne by the buyer). For customized samples, we will charge a reasonable sample fee which can be fully deducted from your subsequent bulk order.

Generally speaking, our delivery time is within 15-45 days, if the demand is particularly large or there are special circumstances, the delivery time may be delayed.