R780 Drill Pipe Tool Joint

Name: R780 Drill Pipe Tool Joint
Brand: Jinzhou City Shitan Machinery Equipment CO. LTD.

Manufacturer Of Drill Pipe Joint Drilling Accessories Brief Introduction 1. 121 lock connector is used to connect 89 drill pipe, modulate heat treatment, ensure wear resistance, and is used in water well drilling, building pile foundation and other projects. 2. The lock connector is made of high-quality steel, modulated heat treatment is adopted to ensure wear resistance, and finally blackening treatment is carried out to ensure that the surface is not easy to rust. 3. The

Article number ST-1245

Place of Origin hebei china

purpose Drill Pipe

Packaging Details Wooden box

Dimensions 42mm

Drilling angle 180°

multi crimping tool pvc slotted pipe motherboard repair tool

Product Description

Manufacturer Of Drill Pipe Joint Drilling Accessories

Brief Introduction

1. 121 lock connector is used to connect 89 drill pipe, modulate heat treatment, ensure wear resistance, and is used in water well drilling, building pile foundation and other projects.
2. The lock connector is made of high-quality steel, modulated heat treatment is adopted to ensure wear resistance, and finally blackening treatment is carried out to ensure that the surface is not easy to rust.
3. The locking handle is made of high-quality steel, processed by automatic numerical control machine tool, and the screw thread is well treated with forming cutter.
4. Sufficient supply of goods can guarantee the demand of goods at any time. Special type lock catcher can be directly customized by contacting us.

Advantage:

1. In-house heat treatment ensures optimum surface hardness and case depth

2. R780 Steel -high standard

3. 6 months warranty

4. Long Life Thread Connection

5. Reable and wear-resistant

Specification

DIAMETER (INCH)	WALL THICKNESS (INCH)	LENGTH (FOOT)	WRENCHING
3	0.197	3.28-19.69	SQUARE 57 OR 64.5MM
3	0.236	3.28-19.69	SQUARE 57 OR 64.5MM
3	0.315	3.28-29.53	SQUARE 57 OR 64.5MM

3.5	0.236	3.28-19.69	SQUARE 70 OR 64 MM
3.5	0.236	3.28-19.69	SQUARE 70 OR 64 MM
3.5	0.315	3.28-31.5	SQUARE 70 OR 64 MM
3.5	0.315	3.28-31.5	SQUARE 70 OR 64 MM

4	0.315	3.28-29.53	SQUARE 76 OR 89 MM
4	0.394	3.28-29.53	SQUARE 76 OR 89 MM
4.5	0.236	4.92-25	89/95
4.5	0.315	4.92-30	89/95

Code	number	thread type	Thread specification		Male thread			Female thread
Code	number	thread type	Dimension	taper	DS	DF	L	QF	L
1		NC23		1:06	65.10.	52.4	76.2	66.7	92.1
2	2A10	NC26(23/8"IF)	4	1:06	73.05.	60.35	76.2	74.6	92.1
3	210	NC31(27/8"IF)		1:06	86.13	71.32	88.9	87.7	104.8
4		NC35		1:06	94.97	79.09	95.2	96.8	111.1
5	310	NC38(31/2"IF)		1:06	102.01	85.07	101.6	103.6	117.5
6	4A20	NC40<4"FH)		1:06	108.71	89.66	114.3	110.3	130.2
7		NC44		1:06	117.48	98.43	114.3	119.1	130.2
8	4A10	NC46(4"IF)	4	1:06	122.78	103.73	114.3	124.6	130.2
9	410	NC50(41/2"IF)		1:06	133.35	114.3	114.3	134.9	130.2
10		NC56		1:04	149.25	117.5	127	150.8	142.9
11		NC61		1:04	163.53	126.6	139.7	165.1	155.6
12		NC70		1:04	185.75	147.65	152.4	187.3	168.3
13		NC77		1:04	203.2	161.85	165.1	204.8	181
14	2A30	23/8"REG	5	1:04	66.68	47.63	76.2	69.3	92.1
15	230	27/8"RED	5	1:04	76.2	53.98	88.9	77.8	104.8
16	330	31/2"RED	5	1:04	88.9	65.08	95.2	90.5	111.1
17	430	41/2"RED		1:04	117.48	90.48	107.9	119.1	123.8
18	530	51/2”RED		1:04	140.21	110.06	120.6	141.7	136.5
19	630	65/8"RED		1:06	152.2	131.04		154	142.9
20	730	75/8"RED	4	1:04	177.8	144.48	133.3	180.2	149.2
21	830	85/8"RED		:4	201.98	167.84	136.5	204.4	152.4
22	320	31/2"FH	5	1:04	101.45	77.62	95.2	102.8	111.1
23	420	41/2"FH	5	1:04	121.72	96.32	101.6	123.8	117.5
24	520	51/2"FH	4	1:06	147.96	126.79	127	150	142.9
25	620	65/8"FH	4	1:06	171.53	150.36	127	173.8	142.9
26		51/2”IF		1:06	162.48	141.32	127	163.9	142.9