SY/T 6726-2008 (English Version) PDF

Scope: This standard specifies the terms and definitions of oil drilling rig top drive devices, product classification and main parameters, connection types and dimensions, technical requirements, material requirements, welding, testing, documentation and marking, packaging, transportation, storage, etc. This standard applies to the design, manufacture and inspection of the top drive of oil drilling rigs (hereinafter referred to as the top drive).

SY/T 6726-2008 Referenced Document

GB/T 19190-2003 Petroleum and natural gas industries--Drilling and production equipment--Hoisting equipment
GB/T 228-2002 Metallic materials--Tensile testing at ambient temperature
GB/T 229-2007 Metallic materials- Charpy pendulum impact test method
GB/T 231.1-2002 Metallic materials--Brinell hardness test--Part 1: Test method
GB/T 6402-2008 Steel forgings. Method for ultrasonic testing
GB/T 7233-1987 Methods for ultrasonic testing and for specifying quality levels of steel castings
GB/T 9444-2007 Magnetic particle testing for steel castings
SY/T 10041-2002 Recommended practice for classification of locations for electrical installations at petroleum facilities classified as class Ⅰ,division 1 and division 2
SY/T 5448-1992 Non-destructive testing method for oil well tubular