P355QH1 Flange

P355QH1 Quenched Steel Blind Flanges

EN 1092-1 P355QH1 Slip On Flanges

EN 10222-4 Grade P355QH1 Weld Neck Flange

Table of Content

P355QH1 Material Specification
Types Of P355QH1 Flange
Heat Treatment Of EN 10222-4 P355QH1
Pressure Classes Of P355QH1 Forging Flange
EN 1092-1 P355qh1 Chemical Composition
Tensile Tests Of P355QH1 Welding Neck Flange
P355QH1 Equivalent ASTM Material
P355qh1 Quenched Steel Forged Flange Mechanical Properties

Manufacturer of EN 1092-1 Type 11 P355QH1 Welding Neck Flange in India

P355QH1 Material Specification

Manufacturing Sizes :

DN15 – DN1500
NPS: ½” to 48″
PN 2.5 – PN 400

Melting Completion (Liquidus) :

1460 °C 2660 °F

Advantages :

Improve Strength
Improve Durability
Improve hardness

Wall Thickness :

SCH 120/ 140
SCH 160/ 180
SCH 10/ 20/ 40
SCH 60/ 80/ 100

Pressure :

PN6
PN16
PN25
PN40

EN Standard :

EN 1092-1 Type 11
EN 1092-4

Temperature :

300°C

Heat Treatment :

Steel Number :

1.0571

Mchining :

Milling
Grinding
Deep Hole drilling
Turning

Types Of Threads :

FPT
MPT/ BSPT (Female)
BSP
MNPT (Male)
BSPP (Male & female)
NPT

Classification :

Non-alloy steel

Types Of Face :

LJ face (Lap joint)
FF face (flat)
RTJ face (Ring type joint)
M&F face (Male & female)
T&G face (Tongue & groove)
RF face (Raised)

Types Of Surface Finish :

Spiral serrated
Concentric serrated
Stock finish
Smooth finish
Mirror finish
Cold water finish
Serrated finish

Application :

Oil & gas plants
Petrochemicals industry
Petrochemical plants
Nuclear energy sector
Sea water exchanger
Power generation plant

Available Packaging :

Wooden case
Carton box
Plastic bag
Custom as required

Logistics :

Bahrain = 9 to 10 days
UAE = 6 to 7 day
Saudi Arabia = 7 to 8 day
Qatar = 7 day
Oman = 5 to 6 days
By Train
By Air
By Sea

End Connection :

Welded (Welding)
Threaded (TH)

Marking :

ASME/ ASTM Standard
Material
Manufacturer logo
Grade
Sizes
Pressure Class
Material Origin
Facing Type

Density :

217g/cm³

Material :

Quenched Steel

Manufacturing Method :

Plate
Forged

Testing Requirements :

Visual inspection
Impact test
Material inspection
Tensile test
Hardness test
PMI test

Carbon Content :

≤0.18

Supplier of DIN 1.0571 Blind Flange in the Size Ranging From DN 15 Up to DN400 in Mumbai

Types Of P355QH1 Flange

P355qh1 quenched steel socket weld flange

Werkstoff P355QH1 lap joint flange

En 1092-1 P355qh1 plate flanges

Tempered P355qh1 long neck flanges

En 10222-4 Grade P355qh1 threaded flange

1.0571 orifice flange

Stockist of P355qh1 Quenched Steel Slip On Flanges Manufactured by A Open Die Forging Process, Check Heat Treatment in °C

Heat Treatment Of EN 10222-4 P355QH1

Quenched and tempered condition
860°C and 940°C (cooled in cold water or oil)

Offering Grade P355QH1 Plate Flanges in Various Pressure Classes PN 10/16/25/40/63/100/160 as per EN 10222-4

Pressure Classes Of P355QH1 Forging Flange

P355QH1 Type 11 Welding Neck Flange	P355QH1 Type 05 Blind Flange
DN 15 up to 400	DN 15 up to 250
PN 10/16/25/40/63/100/160	PN 16/25/40

Check P355QH1 Forging Flange Chemical Composition, and Tensile Tests of Tempered P355QH1 Socket Weld Flange as per European Technique

EN 1092-1 P355qh1 Chemical Composition

Manganese [Mn] :

0.90-1.50

Copper [CU] :

≤0.30

Phosphorus [P] :

≤0.025

Sulfur [S] :

≤0.010

Carbon [C] :

≤0.18

Aluminum [Al] :

≥0.020

Nitrogen [N] :

≤0.015

Chromium [Cr] :

≤0.18

Molybdenum [Mo] :

≤0.25

Nickel [Ni] :

≤0.50

Tensile Tests Of P355QH1 Welding Neck Flange

Requirements	Tensile Tests
≥315	ReH(70＜T≤100)
≥295	ReH(100＜T≤250)
≥275	ReH(250＜T≤400)

P355QH1 Equivalent ASTM Material

Grade :

P355QH1

Number :

1.0571

Classification :

Non-alloy steel

Standard :

EN 10222-4

Weldability :

Very Good

Machinability :

Good

Toughness :

Good

Corrosion Resistance :

Not Corrosion Resistant

P355qh1 Quenched Steel Forged Flange Mechanical Properties

Tensile strength (MPa)

470-630

Minimum yield strength (MPa)

275-355

Brinell Hardness

Shear Strength, MPa

Maximum Temperature

400°C

Specific Heat Capacity, J/kg-K

Top 8 Reasons to Choose Ramesh Group for High Pressure Applications

adnoc-approved-manufacturer

ADNOC approved manufacturer and supplier of seamless fittings and forged steel flanges
Supply industrial steel piping products in Europe as per CBAM requirements
Exporter of high performance weld fittings suitable for corrosion resistant environment
Distributor of butt welding fittings for Marine application as per MTC EN 10204 3.1/ 3.2
All pipe flange comes with NACE MR0175 and pressure class 150 to 2500 as per ASME B16.5.
Over 250 Fabricators and traders in Middle East and European countries import prime quality BLRF, SORF and WNRF flanges because our material is accepted in Abu Dhabi National Oil Company
Supplying SMLS elbow, tee, reducer and end cap to Stockist and wholesaler of piping materials in Saudi Arabia at Resale price as per ASME B16.9.
Keep custom sizes Ex stock of standard sizes with stockholders in USA and Mexico for urgent requirements in replacement situations

P355QH1 Flange

Manufacturer of EN 1092-1 Type 11 P355QH1 Welding Neck Flange in India

Supplier of DIN 1.0571 Blind Flange in the Size Ranging From DN 15 Up to DN400 in Mumbai

Stockist of P355qh1 Quenched Steel Slip On Flanges Manufactured by A Open Die Forging Process, Check Heat Treatment in °C

Offering Grade P355QH1 Plate Flanges in Various Pressure Classes PN 10/16/25/40/63/100/160 as per EN 10222-4

Check P355QH1 Forging Flange Chemical Composition, and Tensile Tests of Tempered P355QH1 Socket Weld Flange as per European Technique

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