Drill String Cross-over Sub uses AISI4145H chromium-molybdenum steel, execute API specification.We can produce the same-dia type, reducers type and L-type three types, the screw can be cold thread rolling, copper or phosphate treatment.
KUNFENG STEEL can offer a lot of 316L stiainless steel, otherwise, including its chemical composition and mechanical propertity. If you are interested in 316L stiainless steel, please contact KUNFENG STEEL.
KUNFENG STEEL can offer a lot of 201 stainless steel, otherwise, including its chemical composition and mechanical propertity. If you are interested in 201 stainless steel, please contact KUNFENG STEEL.