Product Categories

ADD: C-1102, Van Metropolis, No. 35, Tangyan Road, High-Tech Zone, Xi'an, China

TEL: 0086 29 89584808

E-mail: sales@xoosc.com; info@xoosc.com.


Drilling Rig Crown Blocks

Drilling Rig Crown Blocks

Standard of crown blocks: API Spec 4F;
Strucutre: crown basement, fast-line sheave, dead-line sheave, main sheave, sand-line sheave,
drillng line protector and sheaves for hydraulic and air winch, bumper wood for the crown-o-matic and guardrail.

Chat Now
Product Details

1. The standards of drilling rig crown blocks

The crown blocks complies with API Spec 4F, and conforms to the SY/T5527 standard. 


2. The structure and parameters of drilling rig crown blocks

The crown block consists of crown basement, fast-line sheave, dead-line sheave, main sheave, sand-line sheave, drilling line protector and sheaves for hydraulic and air winch, bumper wood for the Crown-O-Matic and guardrail. It’s designed with closed type and open type. The traveling system is divided into 7×6, 6×5, 5×4, and 4×3, which fit to Φ7/8”~Φ1 1/2” drilling lines. The sheave groove conforms to the requirements of API RP 9B. The sheave groove surface is processed with a quenching treatment. The bearing adopts centralized lubrication for convenient operation.


3.png


Welcome to contact sales@xoosc.com for your crown blocks requirements.

Hot Tags: drilling rig crown blocks, China, suppliers, manufacturers, seller, exporter, company, USA, Europe, Malaysia, Singapore, Korea, Brazil, Thailand
Related Products
Inquiry