nickel alloy knuckle jar wireline

...operators to transmit effective jarring forces up and down. The knuckle jar is similar in design to the knuckle joint. However, the knuckle jar design incorporates a length extension at the socket that allows the ball to move vertically for light jarring.

...transmit effective jarring forces up and down. The knuckle jar not only has the rotation and change function of the universal section, but also has the function of the jarring, which is usually applied in some workings where the tool length is limited and

... on the wireline the top sub and mandrel are pulled upward while the piston is impeded in its upward movement by the Hydraulic fluid. This delaying action of slick line hydraulic jar allows sufficient strain to be taken on the line to strike a blow of the

... Treatment Transparent / Color Anodized; Hard Anodizing; Powder Coating; Sandblasting, Laser Carving, Silk Screening; Nickel-Plated, Chrome, Galvanized, Silver/Gold Plating; Black Oxide Coating; Polishing; Manufacture Ability Depends on the complexity of

...Jar And Bottle Opener Talking Bottle Openers Product custom metal bottle opener Size Any size & Customer size Pin Type opener / bottle opener / wood bottle opener Material zinc alloy, gold, silver, brass, iron, stainless steel, aluminum alloy and wood etc. Logo Style laser, engrave, screen printing, offset printing. Plating gold/silver/nickel...

... alloy plates, steel plate and nickel plates. Weaving and Characteristic: Expanded metal is formed from a single metal sheet. The expansion process does not involve any interweaving, inter slotting, blazing or welding. The uncut knuckles support weight and