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.
GB/T 3077 35CrMnSiA alloy steel plate is a low-alloy ultra-high-strength steel, GB/T 3077 35CrMnSiA alloy steel plate has a good overall mechanical properties after heat treatment, high strength, sufficient toughness, hardenability, weldability (preheat
The buyers of EN10025-4 S420MLcarbon and low alloy steel plate can chose all kinds of problem question us. KUNFENG have professional people to reply you EN10025-4 S420MLcarbon and low alloy steel plate’s problem .
KUNFENG keeps more than 1000 tons QStE380TM steel in stock each month. We can produce many specifications of QStE380TM steel structure based on the customer's requirement.
Grade AISI 410 is a general 16% Cr ferritic stainless steel. AISI 410 ferritic stainless steel sheet is typically used with a polished or brushed finish or with a bright finishes like 2B or bright annealed BA (2R).