Integral drilling lifting sub from China manufacturer

Price:	50.0 USD
Payment Terms:	T/T,L/C
Special Groups:	cross sub (2) fishing tools (3) lifting sub (1) oilfield sub (3)
Place of Origin:	Shaanxi, China (Mainland)


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Product Detail

Model No.: oilfield sub -3.5"

Production Capacity: 500 pcs/month

Delivery Date: 30 days

Usage: Oil well drilling

Condition: New

Type: Integral sub

Connection: NC 38

Means of Transport: Ocean,Land,Air

Packing: for sea shipment

Spec.: API 7-1

Material: AISI 4145H

Processed type: forging

Application: Oil well Fishing Operation

Delivery: 15 days

The Integral Lifting Sub is a specialized tool for lifting drilling tool during drilling operation in oil & gas well, which is manufactured as per API

3.5" * NC 38 oilfield lifting sub

Integral drilling lifting sub

Description of the lifting sub in different type

Drill collar lift sub with integral construction, is manufactured from alloy steel fully heat-treated. This heavy-duty type drill

collar lifting sub is designed for using with the drill pipe elevators. The structure normally reached to 1200mm long overall.

The Saver Subs for Top Drive is a crossover sub which is connected between IBOP for Top Drive and lower drill pipe.

The lifting sub with integral structure, is produced with modified alloy steel, and after the special heat treatment process

to achieve the desired hardness and strength and impact resistance.

Specification of the lifting sub

Norminal size D±0.081/32 mm(in)	I.D d/mm	External Thread				Lift End
Norminal size D±0.081/32 mm(in)	I.D d/mm	Types of Thread	O.D Dp±0.08±1/32) Mm(in)	Bevel Dia.Df/mm	Length of ActionLpb/mm	O.D D±0.08 Mm	Corner Radius ofShoulder End Rse±0.04 Mm	Length of Action Lb/mm
71.0(2 7/8)	31.8	NC23	79.4(3 1/8)	76.2	250.0	111.1	4.8	100.0
71.0(2 7/8)	44.5	NC26(2 3/8)	88.9(3 1/2)	82.9		111.1
88.9(3 1/2)	54.0	NC31(2 7/8)	104.8(4 1/8)	100.4		127.0
	50.8	NC35	120.7(4 3/4)	114.7
	68.3	NC38(3 1/2IF)	127.0(5)	121.0
127.0(5)	71.4	NC44	152.4(6)	144.5		168.3	6.4
	71.4	NC44	158.8(6 1/4)	149.2
	82.6 95.3	NC46(4IF)	158.8(6 1/4)	150.0
			165.1(6 1/2)	154.8
			171.5(6 3/4)	159.5
		NC50(4 1/2IF)	177.8(7)	164.7
		NC50(4 1/2IF)	184.2(7 1/4)	169.5
		NC56	196.8(7 3/4)	185.3	300.0
		NC56	203.2(8)	190.1
		6 5/8REG	209.6(3 1/4)	195.7
		NC61	228.6(9)	212.7
		7 5/8 REG	241.3(9 1/2)	223.8
		NC70	247.7(9 3/4)	232.6
		NC70	254.0 (10)	237.3
		NC77	279.4(11)	260.7