Seamless carbon steel boiler tubes for high pressure service

Product Details

Short Description:

Product material:

SA192

Product applied standard:

ASTM A192

Finished products package:

Steel belt hexagonal package/plastic film/woven bag/sling package

Product manufacturing process:

Tube blank → Inspection (spectral detection, surface inspection, dimensional inspection, and macro examination) → Sawing → Perforation → Thermal inspection → Pickling → Grinding inspection → Annealing → Pickling → Lubrication → Cold drawing → Annealing → Pickling → Lubrication → Cold-drawing (the addition of cycled processes such as heat treatment, pickling and cold drawing should be subject to the specific specifications) → Normalization → Performance test (mechanical property, impact property, metallographic, flattening, flaring, and hardness) → Straightening → Tube cutting → Non-destructive testing (eddy current, and ultrasonic) → Hydrostatic test → Product inspection → Packaging → Warehousing

Product manufacturing equipment:

Shearing machine/sawing machine, walking beam furnace, perforator, high-precision cold-drawing machine, heat-treated furnace, and straightening machine

Product testing equipment:

Outside micrometer, tube micrometer, dial bore gage, vernier caliper, chemical composition detector, spectral detector, tensile testing machine, Rockwell hardness tester, impact testing machine, eddy current flaw detector, ultrasonic flaw detector, and hydrostatic testing machine

Product applications:

High-pressure seamless carbon steel boilers with minimum wall thickness and superheaters