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ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service
ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service
ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service
ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service
ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service
ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service
ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service
ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service
Specifications
Brand Name :
YUHONG
Model Number :
ASME SA335 P9
Certification :
ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Place of Origin :
CHINA
MOQ :
500KGS
Price :
Negotiable
Payment Terms :
L/C, T/T
Supply Ability :
1500 tons per month
Delivery Time :
15-30days
Packaging Details :
Plywooden Case /Iron Case
Standard :
ASME SA335
Grade :
P9
Type :
Seamless
Application :
High Temperature Service
Heat Treatment :
Normalized, Tempered
Manufacture :
Hot finished, Cold-drawn
Description

ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service

YUHONG GROUP​​ is a specialized manufacturer of high-grade alloy steel pipes with over 30 years of experience in serving global energy and petrochemical industries. Our ​​ASME SA335 P9 Seamless Ferritic Alloy Steel Pipes​​ are engineered for critical high-temperature applications, manufactured under strict quality control with full compliance to ASME and ASTM standards.

Heat Treatment Specifications for ASME SA335 P9 Alloy Steel Pipe​

Parameter​​ ​​Requirement​​ ​​Notes​​
​​Grade​​ P9 (9Cr-1Mo) Ferritic alloy steel
​​Heat Treat Type​​ Normalize and Temper Mandatory process
​​Normalizing Temperature​​ 1900-1975°F (1040-1080°C) Austenitizing range
​​Cooling Media​​ Air cooling No forced cooling required
​​Tempering Temperature​​ 1100°F min (595°C) Subcritical annealing
​​Microstructure​​ Tempered martensite Post-treatment verification

Chemical Composition Requirements for ASME SA335 P9 Alloy Steel Pipe​

​​Element​​ ​​UNS K90941​​ ​​Requirement (%)​​ ​​Notes​​
​​Carbon (C)​​ 0.15 Max -
​​Manganese (Mn)​​ 0.30-0.60 Range -
​​Phosphorus (P)​​ 0.025 Max -
​​Sulfur (S)​​ 0.025 Max -
​​Silicon (Si)​​ 0.25-1.00 Range -
​​Chromium (Cr)​​ 8.00-10.00 Range Key alloy element
​​Molybdenum (Mo)​​ 0.90-1.10 Range Key alloy element

Mechanical Properties of ASME SA335 P9 Alloy Steel Pipe​

​​Property​​ ​​Requirement​​ ​​Unit​​ ​​Notes​​
​​Tensile Strength (min)​​ 60 ksi Equivalent to 415 MPa
​​Yield Strength (min)​​ 30 ksi Equivalent to 205 MPa
​​Material Grade​​ P9 (Other Category) - 9Cr-1Mo Alloy Steel

Applications of ASME SA335 P9 Alloy Steel Pipe

​​1.High-Temperature Pressure Systems​​

Steam piping networks in power plants

Process piping for refineries and petrochemical facilities

​​2.General Industrial Services​​

Medium-temperature heat exchangers

Utility piping system

Advantages of ASME SA335 P9 Alloy Steel Pipe

Benefit​​ ​​Technical Superiority​​
​​Standard Compliance​​ Meets minimum tensile and yield requirements per ASME SA335
​​Reliable Performance​​ Proven mechanical properties for non-critical elevated temperature services
​​Material Flexibility​​ Suitable for applications not requiring advanced alloy grades
​​Cost-Effective​​ Economical alternative where ultra-high strength is unnecessary

ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service

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ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service

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Product Detail
Brand Name :
YUHONG
Model Number :
ASME SA335 P9
Certification :
ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Place of Origin :
CHINA
MOQ :
500KGS
Price :
Negotiable
Contact Supplier
ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service
ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service
ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service
ASME SA335 P9 Seamless Ferritic Alloy Steel Pipe for High Temperature Service

Yuhong Group Co.,Ltd

Verified Supplier
13 Years
zhejiang, ningbo
Since 2007
Business Type :
Manufacturer, Distributor/Wholesaler, Importer, Exporter, Trading Company, Seller, Other
Main Products :
Stainless Steel Seamless Pipe, Stainless Steel Seamless Tube, Duplex Stainless Steel Pipe
Total Annual :
50M-70M
Employee Number :
50~850
Certification Level :
Verified Supplier
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