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SSAW Steel Pipe Manufacturing Process Flow Chart

SSAW Steel Pipe Manufacturing Process Flow Chart

Manufacturing Specification

Product SSAW
Technique Spiral Submerged Arc-Welding
Usage Liquid Transmission, Transmission Line, Foundation Piling, etc.
Standard AWWA, EN10219, EN10210, EN10217, API 5L PSL1/PSL2, API 2B, ASTM 53, ASTM A500, ASTM A672, ASTM 252, DIN 2458, IS 3589, GB/T3091, GB/T9711, etc.

S235, S275, S355, S450, Gr. B PSL1, X42 PSL1, Gr. B PSL2, X46 PSL1, X46 PSL2, X52 PSL1, X52 PSL2,
Dimension OD: 219mm-3048mm

Thickness: 5-25.4mm

Length: ~12m
Surface Bare, Epoxy, 3PE, 3PP, Hot-Dipped Galvanized, Zinc, Vanish, Bitumen, etc.

Online Inspection Facilities

UT Ultrasonic Test

Radiographic Test

Hydrostatic Pressure Test

Flattening Test

Online Flaw Detection for Coils

Online Flaw Detection for Plates

Online NDT Flaw Detection for Welding Seam

Charpy V-notch Test

Drop Weight Test

Spectroscope

Metallographic Microscope