GB/T 33167-2016: Translated English of Chinese Standard (GBT 33167-2016, GB/T33167-2016, GBT33167-2016): Seamless stainless steel tubes and pipes for industrial furnace of petroleum and chemical hydrogenation unit
https://www.chinesestandard.net, 2017 M06 8 - 19 páginas
This standard specifies the classification and code, order content, dimension, appearance and weight, technical requirements, test methods, inspection rules, packaging, marking and quality certification documents of seamless stainless steel tubes and pipes for industrial furnace of petroleum and chemical hydrogenation unit.
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Classification and code
Numerical rounding off
Packaging marking and quality certification documents
analysis of iron average wall thickness batch GB/T calculated in accordance chemical analysis chemical hydrogenation unit Cold rolled drawn content GB/T contract cracks or fractures defect removal determination diameter of steel Eddy current testing flattening test furnace number furnace of petroleum Grain size heat treatment Hot rolled extruded hot-rolled hydraulic test incision margin inspection report Intergranular corrosion resistance kilograms liquid penetrant testing marking and quality Megapascal Metal materials Methods for chemical minimum wall thickness multiple length NB/T negotiation nominal outer diameter nominal wall thickness Non-metallic inclusion Nondestructive testing outer surface provisions of GB/T provisions of Table purchaser AND indicated requirements of GB/T requirements of Table room temperature Sampling quantity seamless stainless steel Smelting method standard steel and alloy steel tubes respectively subjected supplier Tensile mechanical properties Tensile testing test GB/T Test items Test method test report theoretical weight tube blank tube shall comply tubes are supplied ultrasonic testing upset and forged