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.
GB4237 0Cr18Ni9 Austenitic stainless steel plate as the main products in KUNFENG, we have exported the steel plates to countries all over the world. We can provide kinds of GB4237 0Cr18Ni9 Austenitic stainless steel plate for you, and meet any of your req
ASTM A671 CJ113 LSAW steel pipeline shall be fabricated from a pressure vessel quality plate of several analysis and strength levels. ASTM A671 CJ113 LSAW steel pipeline can be applied as construction pipes on offshore platform, power station, petrochemistry and city construction etc.