Steel grade:
API 5L: GR A, GR B, X42,X46, X56, X60,X65,X70
ASTM A252 GR 1, GR 2, GR 3
ASTM A53: GR A, GR B, GR C, GR D
BS 4360: Grade 43, Grade 50
EN: S275, S275JR, S355JRH, S355J2H;
Surface coating:
Fusion Bond Epoxy coating, Carbon resin epoxy, 3HA, Vanish coating, Bitumen coating, Black Oil coating upon customer request
Tests
Chemical composition analysis, mechanical characteristics (tensile strength, yield strength, elongation), technical characteristics (flattening test, bending test, tearing test, impact test), external size control, hydrostatic test, X-ray test.
Factory Quality Control Certificate:
according to EN 10204 type 3.1B
Wall thickness
ASTM A252 pile pipe
STAINLESS STEEL
ASTM A252 GR 1, GR 2, GR 3
Chemical composition of steel
Steel meets the following chemical composition requirements:
Phosphorus, maximum (%) : 0.050
MECHANICAL PROPERTIES
Tests
Chemical analysis, mechanical tests, visual inspection, tensile test, and dimensional check.
EN10219 Construction Pipe
STAINLESS STEEL
EN10219 S235, S275, S355, etc.
CHEMICAL COMPOSITION OF STEEL
Tests
Chemical analysis, mechanical tests, visual inspection, tensile test, size check.