45MnMoB Grade Drilling Pipe: The Hard-Core Solution for Extreme Conditions Engineered specifically for ultra-deep wells, high-pressure reservoirs, and highly abrasive formations, the 45MnMoB...Смотрите больше
Сообщения посетителяОставьте сообщение
Пока нет комментариев
ASTM A519 Core Barrel Inner Tube & Outer Tube 45MnMoB Seamless Steel Oil Well Drilling Pipe With Tight Tolerances