Name: ASME SA335 P22 1.25Cr-0.5Mo Seamless Ferritic Alloy Steel Pipe for Power Plant Boilers
Brand: Yuhong Group Co.,Ltd
SKU: ASTM A790 UNS S32750
Price: 1000000.00 USD
Availability: InStock

Yuhong Holding Group Co., LTD

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ASME SA335 P22 1.25Cr-0.5Mo Seamless Ferritic Alloy Steel Pipe for Power Plant Boilers

Detail produk:

Tempat asal:	Cina
Nama merek:	YUHONG
Sertifikasi:	ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Nomor model:	ASTM A790 UNS S32750

Syarat-syarat pembayaran & pengiriman:

Kuantitas min Order:	500kgs
Harga:	Dapat dinegosiasikan
Kemasan rincian:	Kasing kayu lapis /kasus besi
Waktu pengiriman:	15-30 hari
Syarat-syarat pembayaran:	L/c, t/t
Menyediakan kemampuan:	1500 ton per bulan

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Detil Deskripsi produk

Standar:	ASME SA335	Nilai:	P22
Bahan:	Baja paduan	Jenis produk:	Pipa mulus
Kisaran ukuran:	OD: 1/2 "-48" / wt: sch 5s-xxs	Aplikasi:	Boiler pembangkit listrik
Menyoroti:	ASME SA335 P22 alloy steel pipe , seamless ferritic steel tube , power plant boiler steel pipe

ASME SA335 P22 1.25Cr-0.5Mo Seamless Ferritic Alloy Steel Pipe for Power Plant Boilers

YUHONG GROUP is a leading manufacturer of high-performance alloy steel pipes, specializing in ASME-certified solutions for critical power and industrial applications. Our ASME SA335 P22 Seamless Alloy Steel Pipes combine superior material engineering with rigorous quality control to meet the demanding requirements of modern power plants.

Chemical Composition of ASME SA335 P22 Alloy Steel Pipe

Element	Content Range (%)	Key Function
Carbon (C)	0.05 - 0.15	Controls strength and weldability
Manganese (Mn)	0.30 - 0.60	Enhances hardenability
Phosphorus (P)	≤0.025	Minimizes brittleness
Sulfur (S)	≤0.025	Improves machinability
Silicon (Si)	≤0.50	Deoxidizer
Chromium (Cr)	1.90 - 2.60	Provides oxidation resistance
Molybdenum (Mo)	0.87 - 1.13	Enhances high-temperature strength

Heat Treatment Requirements for ASME SA335 P22 Alloy Steel Pipe

Parameter	Requirement	Notes
Standard	ASME SA335/SA335M	2023 Edition
Heat Treat Type	Full/Isothermal Anneal or Normalize & Temper	Multiple options permitted
Normalizing Temperature	1250°F [675°C] (minimum)	Air cooling standard
Subcritical Anneal/Temper Temp	1250°F [675°C] (minimum)	Equivalent to normalizing temp
Cooling Media	Not specified (default: air cooling)	Accelerated cooling optional

Tensile Requirements for ASME SA335 P22

Property	Requirement (ksi)	Requirement (MPa)
Tensile Strength, min	60	415
Yield Strength, min	30	205

ASME SA335 P22 (UNS K21590) Required Testing Summary

1. Mechanical Testing Requirements

Test Type	Requirement
Tensile Test	Minimum: 415 MPa (60 ksi) tensile, 205 MPa (30 ksi) yield
Hardness Test	Not required for P22 (applies only to P23/P91/P92 grades)
Flattening Test	Required for OD≤NPS 25 pipes (or bend test for OD>NPS 25)
Bend Test	Alternative for OD≥NPS 10 pipes (180° bend at room temp, 25mm inner diameter)

2. Nondestructive Examination

Method	Applicability
Hydrostatic Test	Required for OD>10" [250mm] & WT≤0.75" [19mm] pipes
Electric Test	Default for other sizes (unless purchaser specifies hydrostatic test)
Ultrasonic Test	Not required unless specified (mandatory only for P91/P92 grades)