This test method is an accelerated test method that uses a slurry mixed with coarse-grained abrasive and water to determine the re

This test method is an accelerated test method, suitable for determining the water permeability of metal pipeline anticorrosion co

This standard specifies the test method for detecting leaks in steel pipeline anti-corrosion coatings. This standard is applicable

This test is applicable to the determination of the resistance of the pipeline anticorrosion layer to needle penetration or deform

This regulation should be implemented by the professionals in process, equipment, and electrical engineering, and comprehensive co

This standard only puts forward control requirements for the hardness of welds of pressure vessels, storage tanks, piping, etc. th

SY/T 0058-1998 Static Penetration Technical Standard SY/T0058-1998 Standard download decompression password: www.bzxz.net

This specification is applicable to the surveying and mapping work in the design stage of oil and gas field construction projects,