Versatile Solutions for All Rig Types
From compact mobile rigs to high-capacity offshore platforms, our Crown Blocks are engineered for universal application. Each unit is manufactured under strict API 8A/8C standards, supporting multiple line configurations and adapting to a wide range of hook loads. With easy maintenance and corrosion protection, they’re ready to perform in even the harshest environments.
Engineered Strength for Precision Lifting
Our Crown Blocks are designed to meet the rigorous demands of modern drilling operations. Built with high-tensile frames, precision-machined sheaves, and heavy-duty bearings, they ensure smooth load handling with minimal wear and tear. Whether for a fast-moving workover unit or a deep exploration land rig, our Crown Blocks deliver unmatched reliability in hoisting operations.
Crown Block Series Precision Engineered for Every Rig Class
Our CB-Series Crown Blocks are engineered to support a wide range of rig types from mobile and workover units to ultra-heavy-duty drilling rigs. With load capacities up to 1,600,000 lbs. and multiple sheave configurations, each model is optimized for performance, safety, and long service life. Available in standard and custom designs, our blocks meet API 8A/8C standards and are built for smooth, reliable hoisting in any operational environment.
| No. | Model | Max Load Capacity | No. of Sheaves | Sheave Diameter (inch) | Wireline Size (inch) | Usage Class |
|---|---|---|---|---|---|---|
| 1 | CB-1600 | 1,600,000 lbs (725 t) | 7 | 60 | 1 3/8" | Ultra Heavy-Duty Rigs |
| 2 | CB-1250 | 1,250,000 lbs (567 t) | 6 | 54 | 1 1/4" | Deep Drilling Rigs |
| 3 | CB-1000 | 1,000,000 lbs (454 t) | 6 | 48 | 1 1/8" | Heavy-Duty Onshore Rigs |
| 4 | CB-750 | 750,000 lbs (340 t) | 5 | 42 | 1" | Medium Onshore/Offshore |
| 5 | CB-500 | 500,000 lbs (227 t) | 4 | 36 | 7/8" | Shallow or Workover Rigs |
| 6 | CB-350 | 350,000 lbs (158 t) | 4 | 30 | 3/4" | Mobile Rigs |
| 7 | CB-Custom | Custom Load | 4–8 | 30–60 | As Required | Special Projects |
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Power Where It Counts
Our crown blocks are engineered to handle maximum loads with unmatched reliability. Designed for seamless integration with all standard and custom mast systems, they ensure smooth hoisting operations while minimizing sheave wear and line stress.
🔹Load ratings up to 1,600,000 lbs.
🔹Multiple sheave configurations.
🔹Available in stock and custom designs.
From onshore to offshore rigs, our crown blocks deliver high-capacity performance with minimal maintenance. Each unit is built to meet or exceed API standards and is quality-inspected before shipping. Whether you’re equipping new rigs or upgrading existing ones, our crown blocks offer the reliability and speed your operation demands.