钻工打开大钳，放置到安全位置并拴牢。
4.2. Making Up Connections with the Rig Tongs 用大钳上扣 (1) The Floormen remove the safety latch springs and the tong pins and change the tong jaws to match the size of the pipe or tubular to be made up.
钻工取下安全弹簧和大钳销子换上合适尺寸的钳头以匹配钻杆或管子的尺寸。
(2) The Driller ensures that the safety latch springs are replaced on the tong pins.
司钻要确保钳销上的安全锁定弹簧被放到原位。
(3) The Floormen set the slips and the Driller picks up a joint or a stand of pipe.
钻工卡上卡瓦，司钻提起一单根或一立柱。
(4) The Floormen apply pipe dope to the box and pin end of the connection thoroughly.
钻工均匀地在公、母扣上抹上铅油。
(5) The Floormen stab the pin end of the joint into the box of the joint in the rotary table.
钻工把公扣接头放进转盘上单根母扣接头。
(6) The Floormen rotate the pipe into the box utilising the air spinner or where applicable, the Driller utilises the top-drive or the kelly spinner.
钻工用气动旋扣器旋上扣或者司钻用顶驱或方钻杆旋扣器上扣
The Floormen engage the rig tongs onto the drillpipe or tubular tool joint (The makeup tong is placed on the top tool joint and the breakout tong is placed on the bottom tool joint). The Floormen make the rig tongs bite by pulling on the tong jaws and pushing on the tong arm.
钻工在钻杆或管子接头上上打上大钳 （钳打在下方接头上，外钳打在上方接头上）钻工通过拉钳头推钳柄使钳子咬紧。
Note: The Floorman must properly place their hands on the rig tongs to prevent injury.
注意：钻工必须正确放置手的位置以免受到伤害。
(8) The Driller engages the makeup cathead, pulls on the makeup tong causing the make up tong to bite on the top tool joint. At the same time, the breakout tong bites on the bottom tool joint. The Driller continues to pull on the makeup tong until proper torque is applied to the connection.
司钻操作上扣猫头拉动上扣大钳，这会使上扣大钳咬紧上部接头，同时卸扣大钳咬紧下方接头 司钻继续拉动上扣大钳直到达到合适地扭距
(9) After the connection has been tighten to proper torque, the Floormen remove the rig tongs and tie them safely out of the way. 用合适地扭距上紧接头后，钻工打开大钳，放置到安全位置并拴牢。