ASTM A181 Class 60 Flanges

ASTM A181 Class 60 Flanges

ASME SA181 CL 70 Blind Flanges

ASME SA181 CL 70 Blind Flanges

A181 Class 60 Slip On Flanges

A181 Class 60 Slip On Flanges

SA181 Class 70 Weld Neck Flange

SA181 Class 70 Weld Neck Flange

 

 

Check ASME SA181 CL 70 Forgings Specification

ASTM A181 Material Specification

 

 

 

 

A181 Class 60 Blind Flange manufacturer in India offer MTC with Each Delivery, View Equivalent

 

ASTM A181 Class 60 Equivalent

Class Section Thickness Less Than or Equal to 2 in. (Max.) Section Thickness Greater Than 2 in. (Max.)
A181 Class 60 0.45 0.46
A181 Class 70 0.47 0.48

 

Two Types Of ASTM A181 Flanges

  • Class 60
  • Class 70

Deliver SA181 Class 70 Forged Flange in Most Selling Type Like Lap Joint, Plate, Reducing and Thickness Ranging From SCH 20 To 180

 

Types Of ASME SA181 Pipe Flanges

ASTM A181 Class 60 socket weld flange

ASTM A181 Class 60 socket weld flange

ASTM A181 Class 70 lap joint flange

ASTM A181 Class 70 lap joint flange

A181 Class 60 plate flanges

A181 Class 60 plate flanges

A181 Class 70 long neck flanges

A181 Class 70 long neck flanges

ASME SA181 Class 60 threaded flange

ASME SA181 Class 60 threaded flange

Carbon Steel Class 60 orifice flange

Carbon Steel Class 60 orifice flange

 

Buy ASME SA181 Class 60 Slip On and Threaded Flange Online in Customized Size, View ASTM A181 Carbon Steel Forgings Chemical Requirements

 

ASTM A181 Forged Flanges Chemical Requirements

 

Check A181 Carbon Steel Class 70 Weld Neck Flange Tensile Requirements, and Mechanical Properties

 

Tensile Requirements Of A181 Reducing Flange

Tensile Strength KSI MPa
Class 60 60 415
Class 70 70 485

 

ASTM A181 Class 60 Mechanical Properties

Yield Strength KSI Yield Strength MPa Elongation in 2 in. [50 mm] Reduction of area
30 205 22% (min) 35% (min)

 

ASTM A181 Class 70 Mechanical Properties

Yield Strength KSI Yield Strength MPa Elongation in 2 in. [50 mm] Reduction of area
36 205 18% (min) 24% (min)

 

Maximum Weight Of ASTM A181 RF Slip On Flange

  • 4540 KG (10,000 LB)

ASTM A181 Class 60 and 70 Working Pressure

Temperature PN20
-29 to 38 ºC 1960
50 ºC 1920
100ºC 1770
150ºC 1580
200ºC 1400
250ºC 1210
300ºC 1020
350ºC 840
400ºC 650
450ºC 470
500ºC 280

 

Temperature PN50
-29 to 38 ºC 5110
50 ºC 5010
100ºC 4640
150ºC 4520
200ºC 4380
250ºC 4170
300ºC 3870
350ºC 3700
400ºC 3450
450ºC 2000
500ºC 880

 

Temperature PN100
-29 to 38 ºC 10210
50 ºC 10020
100ºC 9280
150ºC 9050
200ºC 8760
250ºC 8340
300ºC 7750
350ºC 7390
400ºC 6900
450ºC 4010
500ºC 1760

 

Temperature PN150
-29 to 38 ºC 15320
50 ºC 15020
100ºC 13910
150ºC 13570
200ºC 13150
250ºC 12520
300ºC 11620
350ºC 11090
400ºC 10350
450ºC 6010
500ºC 2640

 

Temperature PN250
-29 to 38 ºC 25530
50 ºC 25040
100ºC 23190
150ºC 22610
200ºC 21910
250ºC 20860
300ºC 19370
350ºC 18480
400ºC 17250
450ºC 10020
500ºC 4400

 

Temperature PN420
-29 to 38 ºC 42550
50 ºC 41730
100ºC 38650
150ºC 37690
200ºC 36520
250ºC 34770
300ºC 32280
350ºC 30800
400ºC 28750
450ºC 16690
500ºC 7330