GB/T 18256-2015

Active

Non-destructive testing of steel tubes—Automated ultrasonic testing of seamless and welded (except submerged arc-welded) steel tubes for verification of hydraulic leak-tightness

钢管无损检测用于确认无缝和焊接钢管（埋弧焊除外）水压密实性的自动超声检测方法

Standard Type

GBT

ICS

77.040.20

CCS

H26

Status

现行

Issue Date

2015-09-11

Implementation

2016-06-01

Responsible Dept

中国钢铁工业协会

Drafting Unit

N/A

🔗 Related Standards / 同类标准

GB/Z 38434-2019 Metallic materials—Guide to test pieces preparation for mechanical testing GB/Z 40387-2021 Metallic materials—Principles and designs for multiaxial fatigue testing GB/T 1814-1979 Inspection method for steel work fractures GB/T 3771-1983 Conversion of hardness and strength for copper alloys GB/T 4197-1984 Method for measuring the average grain size of sintered bar and rod of tungsten molybdenum and alloys GB/T 4196-1984 Method for testing the density of tungsten and molybdenum bars GB/T 4195-1984 Method for measuring the distribution of the powder size of tungsten and molybdenum method by the balance for the fall of the particles GB/T 4194-1984 Creep testing，high temperature treatment and metallographic examination of the tungsten wires