API11b 1-1/4 Heavy Sucker Rod 1-1/4 Sinker Bar

• After-sales Service: Yes
• Warranty: 1 Year
• Manufacturing Process: Casting
• Surface Treatment: Galvanized
• Operation Pressure: Atmospheric Pressure
• Material: Alloy
• Model NO.: 1-1/4
• Transport Package: Wooden Case
• Specification: 1-1/4 in. 1-3/8 in. 1-1/2 in. 1-5/8 in. 1-3/4 in.
• Trademark: ZX
• Origin: China

Product Description

Product Description

  Sinker bar, a steel rod of a specified length, normally in a larger diameter than sucker rods, is provided in standard sizes with externally threaded ends offered to add weight and stability to the sucker rod string. An oil well uses only one sinker bar, and it is placed at the bottom of the sucker rod string. We offer carbon steel sinker bar, alloy steel sinker bar, etc.We produce all grades of sinker bars in accordance with API Specification 11B. We use pit furnace to carry out heat treatment for larger diameter sinker bars to guarantee qualified mechanical properties and straightness of API sinker bars.

Product Parameters

 

Dimensions and Tolerances of Sinker Bars
Nominal Size		1-1/4 in.		1-3/8 in.		1-1/2 in.		1-5/8 in.		1-3/4 in.
		in.	mm	in.	mm	in.	mm	in	mm	in.	mm
Sinker Bar Diameter	Size	1.250	31.75	1.375	34.93	1.500	38.10	1.625	41.28	1.750	44.45
	Tolerances	+0.000 -0.030	+0.00 -0.76	+0.000 -0.030	+0.00 -0.76	+0.000 -0.030	+0.00 -0.76	+0.000 -0.030	+0.00 -0.76	+0.000 -0.030	+0.00 -0.76
Pin Shoulder to Wrench Flat	Max. Size	0.750	19.05	0.750	19.05	0.750	19.05	0.750	19.05	0.750	19.05
of Wrench Flat (2 flats standard)	Size	1.000	25.40	1.000	25.40	1.3125	33.34	1.3125	33.34	1.500	38.10
	Tolerances	±0.03125	±0.794	±0.03125	±0.794	±0.03125	±0.794	±0.03125	±0.794	±0.03125	±0.794
Elevator Neck Diameter	Size	0.875	22.23	1.000	25.40	1.000	25.40	1.000	25.40	1.000	25.40
	Tolerances	+0.009 -0.018	+0.23 -0.46	+0.009 -0.018	+0.23 -0.46	+0.009 -0.018	+0.23 -0.46	+0.009 -0.018	+0.23 -0.46	+0.009 -0.018	+0.23 -0.46
Length of Sinker Bar	Size	240	6,096	240	6,096	240	6,096	240	6,096	240	6,096
		300	7,620	300	7,620	300	7,620	300	7,620	300	7,620
		360	9,144	360	9,144	360	9,144	360	9,144	360	9,144
	Tolerances	±2.000	±50.80	±2.000	±50.80	±2.000	±50.80	±2.000	±50.80	±2.000	±50.80
Length of Wrench Flat	Min. Length	1.250	31.75	1.250	31.75	1.250	31.75	1.250	31.75	1.250	31.75
Rod Pin Size (Nominal Size)		5/8		5/8		3/4		7/8		7/8
Length of Elevator Neck	Min. Length	4.000	101.60	4.000	101.60	4.000	101.60	4.000	101.60	4.000	101.60

* Other sizes and connections available on request

Packaging & Shipping