Pm Industries

  • Quick Contact : +91 98678 97207
  • info@pm-industries.com

ASTM A350 LF6 Flanges

Specification-ASTM A350 LF6 Flanges

Standards ANSI/ASME B16.5, B16.48, ANSI Flanges, GOST Flanges, DIN Flanges, EN-1092, B16.47 Series A & B, ASME Flanges, EN Flanges, AWWA Flanges, BS Flanges.
JIS Standard 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K
DIN FLANGES DIN 2527, 2627, 2631, 2656, 2576, 2673, 2629, 2628, 2566, 2641, 2637, 2655, 2634, 2636, 2632, 2633, 2638, 2642, 2573, 2635.
Pressure Rating Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
Types Threaded, Plate, Screwed, Forged.
Supporting material Gasket, Ring Joint, Flange Bolts
Size range 1/2" (15 NB) to 48" (1200NB) DN10~DN5000
Production technique Forged, machined and Heat treated
Available Flange Type Weld Neck Flanges, RTJ Flanges, Slip On Flanges, Spectacle Blind Flanges, Flanges Gaskets, Square Flanges, Standard Insert Flanges, High Hub Blinds Flanges, Flat Flanges, forged flanges, Weldo / Nipo Flanges, Jacket Insert Flanges, Tongue groove Flanges, Blind Flanges, Socket Weld Flanges, Large diameter Flanges, Long Weld Neck Flanges, Spacer Blinds, SWRF Flanges, SORF Flanges, Angle Face Rings Flanges, Spades Ring Spacers Flanges, WNRF Flanges, Screwed Flanges, Insert Flanges, flanges bolts, cf flange, Lap Joint Flanges, ASME B16.36 Orifice Flanges, Plate Flange, Expander Flanges, Ring Type Joint Flanges, Loose Flanges, Reducing Flanges, puddle flange, Threaded Flanges, blank flange, vacuum flange.
Connect Type/ Flange Face Type Ring Type Joint (RTJ), Flat Face (FF), Tongue & Groove, Small Male-Female (SMF), Lap-Joint Face (LJF), Raised Face (RF), Large Male-Female (LMF), Small Tongue.
Custom design As per your drawing
Test Direct-reading Spectrograph, X-ray detector, UItrasonic flaw detector, Magnetic particle detector, Hydrostatic testing machine.
Origin Indian / USA / Korean / West Europe / Japan
Pressure Class PN 6 TO PN 100
Thickness Normal Pipe Size ≤ 18
Bore Diameter Normal Pipe ≤ 10
High Temperature Above 200°C (400°F) For Class 150 Or Above 400°C (750°F)
Low Temperature Above -29 Degree C (−20°F)
Coating/Surface Treatment: Zinc Plated, Anti-rust Paint, Oil Black Paint, Yellow Transparent, Cold and Hot Dip Galvanized.
European/African/Russian Standard Flanges Available
Gaskets Types Full Face, Metallic Ring, Flat Ring Gasket
Marking Standard
 Name of Manufacturer
Schedule
Type of Flange Facing
Pressure Class
Nominal Pipe Size, etc
Test Certificates
 EN 10204/3.1B, NACE MR0103, NACE MR0175
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc

Flange Type Available

Slip on

Weldo

Weld Neck

Tongue Groove

Spectacle Blind

Spade

Threaded Screwed

Square

Ring Type Joint

Ring Spacer

SocketWeld

Reducing

Raised Face

Puddle

Plate

Orifice

Nippo

Male Female

Long Weld Neck

Lap Joint

A350 Lf6 Chemical Properties

ElementComposition
Carbon, maximum0.20 maximum
Manganese0.90 maximum
Phosphorus, maximum0.035 maximum
Sulfur, maximum0.040 maximum
Silicon [Note A]0.20–0.35
Nickel3.3–3.7
Chromium0.30 maximum [Note C]
Molybdenum0.12 maximum [Note C]
Copper0.40 maximum
Columbium0.02 maximum
Vanadium0.03 maximum

ASTM A350 Lf6 Mechanical Properties

Grade/ClassTensile StrengthYield Strength, minimumElongation, minimumHardness, maximum
ksiMPaksiMPa%HBW
LTCS LF6 CL166–91455–6305236022197
LTCS LF6 CL275–100515–6906041520197
LTCS LF6 CL375–100515–6906041520197

ASME/ANSI B16.5 A350 Lf6 Flanges Dimensions Class-150

Nominal Pipe Size
NPS
(inches)		Class 150
Diameter of
Flange
(inches)		No.
of
Bolts		Diameter of
Bolts
(inches)		Diameter of
Bolt Holes
(inches)		Bolt
Circle
(inches)
1/43-3/841/20.622-1/4
1/23-1/241/20.622-3/8
3/43-7/841/20.622-3/4
14-1/441/20.623-1/8
1-1/44-5/841/20.623-1/2
1-1/2541/20.623-7/8
2645/80.754-3/4
2-1/2745/80.755-1/2
37-1/245/80.756
3-1/28-1/285/80.757
4985/80.757-1/2
51083/40.888-1/2
61183/40.889-1/2
813-1/283/40.8811-3/4
1016127/8114-1/4
1219127/8117
14211211.1218-3/4
1623-1/21611.1221-1/4
1825161-1/81.2522-3/4
2027-1/2201-1/81.2525
2432201-1/41.3829-1/2

A350 Lf6 Material Dimensions Chart According to ASME B16.5

NPSO.D. of FlangeFlanges ThicknessDiameter of RFDiameter of Hub at BaseLength Thru HubBore or DiameterDia. of Hub at BevelRadius of FilletDeptd of Socket
Welding (WN) NeckSlip-On (SORF) Threaded (NPT) Socket (SWRF)Lap Joint (Loose)Slip-on (SORF) Socket (SWRF)Lap Joint (Loose)
OQRXYYYWBHrZ
1/23-1/27/161-3/81-3/161-7/85/85/8.88.90.841/83/8
3/43-7/81/21-11/161-1/22-1/165/85/81.091.111.051/87/16
14-1/49/1621-15/162-3/1611/1611/161.361.381.321/81/2
1-1/44-5/85/82-1/22-5/162-1/413/1613/161.701.721.663/169/16
1-1/2511/162-7/82-9/162-7/167/87/81.951.971.901/45/8
263/43-5/83-1/162-1/2112.442.462.385/1611/16
2-1/277/84-1/83-9/162-3/41-1/81-1/82.942.972.885/163/4
37-1/215/1654-1/42-3/41-3/161-3/163.573.603.503/813/16
3-1/28-1/215/165-1/24-13/162-13/161-1/41-1/44.074.104.003/87/8
4915/166-3/165-5/1631-5/161-5/164.574.604.507/1615/16
51015/167.5/166-7/163-1/21-7/161-7/165.665.695.567/1615/16
61118-1/27-9/163-1/21-9/161-9/166.726.756.631/21-1/16
813-1/21-1/810-5/89-11/1641-3/41-3/48.728.758.631/21-1/4
10161-3/1612-3/41241-15/161-15/1610.8810.9210.751/21-5/16
12191-1/41514-3/84-1/22-3/162-3/1612.8812.9212.751/21-9/16
14211-3/816-1/415-3/452-1/43-1/814.1414.1814.001/21-5/8
1623-1/21-7/1618-1/21852-1/23-7/1616.1616.1916.001/21-3/4
18251-9/162119-7/85-1/22-11/163-13/1618.1818.2018.001/21-15/16
2027-1/21-11/1623225-11/162-7/84-1/1620.2020.2520.001/22-1/8
24321-7/827-1/426-1/863-1/44-3/824.2524.2524.001/22-1/2

ASTM A350 LF6 Class 2 Thickness Chart In MM

ASTM A350 LF6 Flanges Wall Thickness
NPS (Normal Pipe Sizes)Outside Daimeter (O.D.)Schedule 10Schedule 20Schedule 30STD WallSchedule 40Schedule 60EXT HvySchedule 80Schedule 100Schedule 120Schedule 140Schedule 160XX Hvy
½0.840.083......0.1090.109...0.1470.147.........0.1880.294
¾1.050.083......0.1130.113...0.1540.154.........0.2190.308
11.3150.109......0.1330.133...0.1790.179.........0.250.358
1 ¼1.660.109......0.140.14...0.1910.191.........0.250.382
1 ½1.90.109......0.1450.145...0.20.2.........0.2810.4
22.3750.109......0.1540.154...0.2180.218.........0.3440.436
2 ½2.8750.12......0.2030.203...0.2760.276.........0.3750.552
33.50.12......0.2160.216...0.30.3.........0.4380.6
3 ½40.12......0.2260.226...0.3180.318............0.636
44.50.12......0.2370.237...0.3370.337...0.438...0.5310.674
55.5630.134......0.2580.258...0.3750.375...0.5...0.6250.75
66.6250.134......0.280.28...0.4320.432...0.562...0.7190.864
88.6250.1480.250.2770.3220.3220.4060.50.50.5940.7190.8120.9060.875
1010.750.1650.250.3070.3650.3650.50.50.5940.7190.84411.1251
1212.750.180.250.330.3750.4060.5620.50.6880.84411.1251.3121
14140.250.3120.3750.3750.4380.5940.50.750.9381.0941.251.406...
16160.250.3120.3750.3750.50.6560.50.8441.0311.2191.4381.594...
18180.250.3120.4380.3750.5620.750.50.9381.1561.3751.5621.781...
20200.250.3750.50.3750.5940.8120.51.0311.2811.51.751.969...
22220.25......0.375......0.5......................
24240.250.3750.5620.3750.6880.9690.51.2191.5311.8122.0622.344....
2626............0.375........0.5........................
30300.3120.50.6250.375........0.5........................
36360.3120.50.6250.3750.75....0.5........................
4040............0.375........0.5........................
4242……..……..……..0.375……..……..0.5……..……..……..……..……..……..
4848……..……..……..0.375……..……..0.5……..……..……..……..……..……..

Pressure Class/ Rating

ASME/ANSI B 16.5
Lap Joint Flange, Ring Type Joint Flange, Threaded Flange, Blind Flange, High Hub Blind Flange, Socket Weld Flange, Slip on Flange, Welding Neck Flange.
PRESSURE CLASS 150, 300, 400, 600, 900, 1500, 2500
ASME/ANSI B 16.47 Blind Flange [Series A & B], Welding Neck Flange.
PRESSURE CLASS 75, 150, 300, 400, 600, 900
ASME/ANSI B 16.36 Slip on Flange, Threaded Flange, Welding Neck Flange.
PRESSURE CLASS 300, 400, 600, 900, 1500, 2500
BS 4504 SEC 3.1
Plate Flange, Welding Neck Flange, Hubbed Slip on Flange, Lapped Pipe End Flange, Loose Plate With Weld Neck Flange, Hubbed Threaded Flange, Blank Flange, Loose Plate Flange.
PRESSURE CLASS PN 2.5 TO PN 40
BS 4504[PART 1] Blank Flange, Loose Plate With Weld On Plate Collar, Welding Neck Flange, Plate Flange, Hubbed Slip-On Hubbed Threaded.
PRESSURE CLASS PN 2.5 TO PN 400
BS 1560 BOSS Blind Flange, Screwed Boss Flange, Welding Neck Flange,Slip-On Flange, Lapped Flange, Socket Welding Flange.
PRESSURE CLASS 150, 300, 400, 600, 900, 1500, 2500
BS10 Screwed Boss Flange, Plate Slip-On Flange, Slip-On Boss Flange, Blind Flange, Welding Neck Flange.
TABLE D, E, F, H
DIN FLANGES DIN 2527, 2632, 2635, 2673, 2566, 2655, 2631, 2627, 2634, 2576, 2636, 2629, 2633, 2573, 2656, 2638, 2637, 2642, 2641, 2628
PRESSURE CLASS PN 6 TO PN 100

SA350 LF6 Weight Chart

Nominal Pipe Sizes (NPS)Slip On (SORF)Threaded (NPT)Socket Weld (SWRF)Lap Joint (Loose)Blind (BLRF)Weld Neck (WRNR)
½112122
¾222222
1222223
1¼333333
1½333344
2555556
2½8888710
39999911.5
3½111211111312
4131313131716.5
5151515152021
6191919192726
8303030304742
10434343437054
126464646412388
14909090105140114
161069898140180140
18130130130160220165
20165165165195285197
22185185185245355225
24220220220275430268

Application

  • Food & Beverage
  • Paper Industry
  • Pharmaceutical
  • Hospital Equipment
  • Textiles
  • Dairy
  • Aircraft
  • Chemicals
  • Others Parts in Machinery

Testing

  • Hydrostatic Test
  • Macro Test
  • Ultra Sonic Test (UT)
  • Micro Test
  • Hardness Test
  • Radiography Test
  • Pitting Resistance Test
  • PMI Testing
  • Mechanical Testing
  • X-ray detector

Packing

  • Wooden Boxes
  • Shrink-Wrapped
  • Carton Boxes
  • Wooden Crates
  • Wooden Pallets
Flange Packaging

Stainless Steel Flanges

Materials

Scroll to Top