Y & G International Trading Company Limited
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ASTM A 106 Grade B Boiler Seamless Carbon Steel Tubing For High Temperature Operation NPS4 * SCH80 * 6M
Product Standard: ASTM A106 Standard Specification for Seamless Carbon Steel Pipe for High-Temperature Service
Main steel grades: A,B,C
Application:
Oil, Gas and water delivery;
Refinery, Boiler and Mechanical equipment manufacture;
Structure construction; drilling, ship building and etc.
Chemical Requirements :
| Chemical Requirements | ||||||||||
| Grade | Composition, % | |||||||||
| C | Mn | P | S | Si | Cr | Cu | Mo | Ni | V | |
| max | max | max | min | maxC | maxC | maxC | maxC | maxC | ||
| Grade B | 0.3B | 0.29–1.06 | 0.035 | 0.035 | 0.1 | 0.4 | 0.4 | 0.15 | 0.4 | 0.08 |
Mechanical Properties
Tensile Strength, min: 60ksi/415MPa
Yield Strength, min: 35ksi/240MPa
Mark: As required.
Inspection and Test: chemical composition test, mechanical properties test(tensile, yield, elongation), process properties test(flatting, flaring, bending, hardness, impact, etc.), appearance and size test, non-destructive inspection test, hydrostastic test.
Delivery status: Annealed, normalized, normalized+Tempered, etc.
Surface treatment: oil impregnation, paint, passivation, phosphating, shot blasting etc.
Packing: Exporting package/wooden box /as requirement.
