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High Quality Alloy Steel SA335 P9 Seamless Pipes Tolerance

BEBON is a alloy steel ASME SA335 P9 seamless pipes factory and is able to fabricate high quality alloy steel SA335 P9 seamless pipes with large stock. If you are looking for SA335 P9 alloy steel seamless pipes chemical composition, please contact us.
Alloy Steel SA335 P9 Seamless Pipes Specifications
Standard: ASTM A 335 / ASME SA 335
Grades: : ASTM A/ASME SA 335 Grades P2, P5, P9, P11, P12, P22, P23, P91, and P92
Outer Dimensions: 19.05mm–114.3mm
Wall Thickness: 2.0mm – 14 mm
Schedule: SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules, upto 12mm thk
Form: Round, Square, Rectangular, Hydraulic Etc
Type : Seamless / Fabricated
Length : Single Random, Double Random & Cut Length.
End: Plain End, Beveled End, Threaded

NPS

OD Tolerance

NPS

WT Tolerance

1/8″ ≤ NPS ≤ 1 1/2″

+/- 0.4

1/8″ ≤ NPS ≤ 2 1/2″ , All T/D ratios.

+20%, -12.5%

1 1/2 < NPS ≤ 4″

+/- 0.79

NPS ≥ 2 1/2″ , T/D ≤ 5%

+22.5%, -12.5%

4″ < NPS ≤ 8″

+1.59, -0.79

NPS ≥ 2 1/2″ , T/D > 5%

+15%, -12.5%

8″ < NPS ≤ 12″

+2.38, -0.79

(T= Specified Wall Thickness; D = Specified Outside Diameter)

Alloy Steel SA335 P9 Seamless Pipes Tolerance:
SA335 P9 Seamless Pipes Heat treatment:
Alloy Steel pipes SA335 P9 are heat treated to achieve mechanical properties as per the desired alloying element. Below are some of the types of heat treatment.
Normalize Quench and Tempering
Quench and Tempering
Normalizing & Hardening

quality control system

As a service oriented enterprises, Bebon has more strict requirements for quality than mill. The core of our service is best quality. In order to give better service to our customer and build the brand of Bebon, Our Bebon have made a scientific quality management system.

First, We just cooperate with the big and...