travelling block 1.standard:API Spec 8A 2. Competitive price 3..Delivery promptly 4.High quality service We are the professional supplier trade drilling tools and equipment.whch are specially chosen by SINO-PETROL and SINO-PEC.Besides the regular products, we alos supply products per requirements of customer.Travelling bolck(travelling sheave) complete according to API 8A with sheaves grooves are ...
DC Electric Drilling Rig 1. ZJ40~ZJ70 RIG 2.conform to the API specification 3.Adopting advanced AC-SCR-DC technology DC Electric Drilling Rig Technical characteristics*Adopting advanced AC-SCR-DC technology;*Both swing lift and sling-shot parallel-integrated substructures with 9m and 10.5m floor height are optional. All parts on rig floor and mast are installed on ground and raised with ...
1.Approved API&ISO certificate 2.Oil drilling rigs components manufacturer 3.medium hardened sheave grooves Feature:The housing assembly is made of thick section steel plate to provide enough weight. The wire line is kept taut when hoisting or lowering the unloaded block. The sheave grooves are hardened by medium frequency induction to provide extended service life. Equipped with double-row ...
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