P91 Seamless Steel Pipe Hot Rolled ASTM A335 Standard High Temperature Service

P91 Seamless Steel Pipe Hot Rolled ASTM A335 Standard High Temperature Service

Material: A335 P91;
Size range: OD: 88.9~1422mm; WT: 2.11~140mm;
Tensile Strength min.: 85ksi / 585MPa
Yield Strength min.: 64ks / 415MPa
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Product Details

P91 Seamless Steel Pipe Hot Rolled ASTM A335 Standard High Temperature Service


1. Standards:
ASTM A335 Standard Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service


2. Application:
For high pressure boiler and steam header pipes; petrochemical industry pipes; thermal power plant; nuclear power plant; USC boiler.


3. Chemical Requirements

Chemical Requirements
Grade

UNS

Designation

Composition, %
CMnP
max
S
max
SiCrMoOthers
P91K915600.08-0.120.30-0.600.0200.0100.20-0.508.00-9.500.85-1.05V 0.18-0.25
N 0.030-0.070
Ni 0.40max
Al 0.02max
Cb 0.06-0.10
Ti 0.01 max
Zr 0.01max

 

4. Available Size Range

ODThickness
mminchmmSCH
88.9~14223''~ 56''2.11~140≥SCH10
*If the steel grades and size you are looking for are not listed above, please contact sales@xoosc.com for further information.


5. Technical Requirements

Tensile Strength min.: 85ksi / 585MPa

Yield Strength min.: 64ks / 415MPa

 

6. Inspection & Test

Chemical composition, mechanical properties ( tensile strength, yield strength, elongation, flaring, flattening, bending, hardness, impact test), surface and dimension, NDE, hydrostatic test.

 

We can also accept additional requirements beyond of standard, including:

The ratio of Nitrogen to Aluminum shall be a minimum of 4.

Minimum hardness based on material certificates shall be 210HV 9200HB) (93.4HRB).

Impact value must be 27J at 20°C.

 

 

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