Your Best Common Sucker rod Manufacturer

Sinker bar

- Material: high quality carbon steel or alloy steel.
- Grade: C, D, K, KD
- Material: SS, alloy steel.
- Type: regular polished rod, end upsetting polished rod.
- Rod diameter: 1″, 1-1/8″, 1-1/4″, 1-1/2″.
- Length: 25′, 26′, 30′ or customized.
- MOQ: 10 joints
- Delivery: 45 days

Sanjack: Your Premier Choice Of Sinker bar

Sinker bar owns a strong ability about research, design and production of sinker bar with decades of manufacturing experience. Sinker bar has been certified by ISO9001, ISO14001 and OHSAS18001.Sinker bar adopts the principle of combining international standards, national standards and user views for design.

Sanjack: Your Best China Sinker bar Manufacturer and Supplier

Sinker bars of Sinker bar are exported to the United States, Canada, Europe, Africa and Middle East, and we establish cooperative relationships with international customers all over the world.

Sanjack: Your Best Place To choose Sinker bar In China

Sinker bars of Sanjack also have C,D,K and KD strength grades as sucker rods.What’s more, we can supply one-end upsetting Sinker bars.

Sanjack: The Advantages With Us You Should Know

Sinker bar can supply Sucker rod including the common sucker rod& pony rod, polished rod and sinker bar. Based on T 5029 specifications, Sinker bar also developed a series of special sucker rods suitable for different well conditions, especially under high corrosion and high load conditions for oil well.

The following is the data sheet of common sizes and mechanical properties of sinker bar.

External diameter (mm)	External thread dimensions (mm)	Wrench square width (mm)	Wrench square length (mm)	Sinker bar length (mm)	Mechanical properties
1 1/4(31.75)	5/8(15.9)SR	25.4	31.8	7600;9100	1. Class-1: tensile strength≥448MPa
1 1/4(31.75)	3/4(19.1)PR	25.4	31.8	7600;9100
1 3/8(34.93)	5/8(15.9)SR	25.4	31.8	7600;9100
1 3/8(34.93)	3/4(19.1)PR	25.4	31.8	7600;9100
1 1/2(38.1)	3/4(19.1)SR	33.3	38.1	7600;9100	2. Class-2: tensile strength≥620MPa
1 5/8(41.28)	7/8(22.2)SR	33.3	38.1	7600;9100
1 3/4(44.45)	7/8(22.2)SR	38.1	41.3	7600;9100