Manual Tong Type LF

 

Manual Tongs are necessary tools applied to make up and break out pipes. Changing lug jaws and latch steps can adjust different handling sizes of the tongs. They are designed and manufactured according to API Spec 7K.
No. of Latch Lug Jaw	Latch step	Size Range		Rated Torque   kN·m
		in	mm	lb. ft	kN .m
1#	1	23/8~27/8	60.32~73	10,000	14
	2	27/8~31/2	73~88.9
2#	1	31/2~41/4	88.9~107.95
	2	41/4~5	107.95~127
3#	1	43/4~51/2	120.65~139.7	16,000	22
	2	51/2~61/4	139.7~158.75
4#	1	53/4~63/8	146.05~161.93	11,800	16
	2	63/8~7	161.93~177.8