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.
ASTM A252 Grade 2 Welded steel pipe piles contains not more than 0.005% phosphorus, A252 Gr.2 steel pipe piles’s surface can be black paint, bare pipe, oil, hot dip galvanized, 3PE, to meet your needs, A252 Grade 2 steel pipe piles widely used in the transportation of liquid, gas, oil, suitable for construction.
A588 Grade B steel plate is kind of weathering resistant steel,BEBEON have A588 Grade B steel plate price and specification,if you need A588 Grade B steel plate,please contact us.
The ball mill is widely used in chemical industry, new building materials, silicate product, fire-proof material, fertilizer industry, black and non-ferrous metal processing, as well as glass-ceramics industry, etc.