SUCKER ROD

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PRODUCT DETAILS

Sucker rods are manufactured with industry-leading automatic forging process with 100% inspection according to API-11B Standard latest edition. All products are coated with rust inhibitors, bundled with spacers and packaged in protective wooden crates and Nylon for sea-worthy transportation.

API-D Grade Sucker Rod

Product Overview

Material AISI 4142 Steel AISI 4130 Steel
Heat-treatment Method Normalized and Tempered Quench and Tempered
Application Environment Medium to medium-high load Limited Corrosive

Chemical Composition

Material C Mn S P Si Ni Cr Mo Cu
4142 0.40-0.45 0.75-1 0.025 0.025 0.15- 0.3 0.80- 0.15- 0.2
Mx. Mx. 0.35 Mx. 1.1 0.25 Mx.
4130 0.26-0.33 0.4-0.7 0.025 0.025 0.17-0.37 0.3 0.80- 0.15- 0.2
Mx. Mx. Mx. 1.1 0.25 Mx.

Mechanical Property

Tensile Strength ksi Fatigue Strength Elongation 2”, % Reduction
Yield, ksi Cycles %
115-140 >100 ≥1×106 >10 >50

Torque for PC Pump application

Material Rod Size 3/4″ 7/8” 1” 1-1/8” 1-1/4”
4142 Torque (Nm) 650 1000 1500 2150 2750
4130 Torque (Nm) 700 1050 1550 2200 2800

High Strength (Grade H) Sucker Rod

Product Overview

Material AISI 4330 Steel AISI 4135 Steel
Heat-treatment Method Normalized and Tempered Quench and Tempered
Application Environment High Load Corrosive environment High Load Limited Corrosive environment

Chemical Composition

Material C Mn S P Si Ni Cr Mo Cu
4330 0.30～0.35 0.70～ 0.025 0.025 0.15- 1.65～2.0 0.8～1.0 0.2～0.3 0.2
0.95 Mx. Mx. 0.35 Mx.
4135 0.32～0.40 0.4～0.7 0.025 0.025 0.17- 0.3 0.80- 0.15- 0.2
Mx. Mx. 0.37 Mx. 1.1 0.25 Mx.

Mechanical Property

Tensile Strength ksi Fatigue Strength Elongation 2”, % Reduction
Yield, ksi Cycles %
140-160 >110 ≥1×106 >10 >45

Torque for PC Pump application

Material Rod Size 3/4″ 7/8” 1” 1-1/8 1-1/4”
4330 Torque (Nm) 700 1000 1700 2500 3400
4135
 Torque (Nm)
 750 1100 1800 2600 3500