ASTM A105N Flange

ASTM A105N Flange

ASTM A105N Blind Flange

ASTM A105N Blind Flange

A105N Low Temperature Slip On Flange

A105N Low Temperature Slip On Flange

Weld Neck Flange A105N

Weld Neck Flange A105N

 

 

Specification of SA 105N normalized flanges in both forged processes

A105N material specification

 

 

 

 

 

As an A105N blind flange manufacturer in India, check carbon steel A105N slip on flanges pressure rating & allowable stress

A105N flange pressure rating

-20 to 100°F 200 °F 300 °F 400 °F 500 °F
285 260 230 200 170
600°F 700°F 800°F 900°F 1000°F
140 110 80 50 20

 

Allowable stress of A105N forging

Temperature Allowable stresses (KSI)
-20~100 °F 23.3
200 °F 22.0
300 °F 21.2
400 °F 20.5
500 °F 19.6
600 °F 18.4
700 °F 17.2
800 °F 12.0
900 °F 6.7
1000 °F 2.5

 

Types of A105N flange material

ASTM A105N socket weld flange

ASTM A105N socket weld flange

A105N lap joint flange

A105N lap joint flange

SA105N plate flanges

SA105N plate flanges

ASME SA105N long neck flanges

ASME SA105N long neck flanges

SA 105N threaded flange

SA 105N threaded flange

A105N low temperature orifice flange

A105N low temperature orifice flange

A105n forged spectacle blind flanges

A105n forged spectacle blind flanges

SA105N galvanized reducing flange

SA105N galvanized reducing flange

ASTM A105N carbon steel RTJ flanges

ASTM A105N carbon steel RTJ flanges

 

Find the chemical composition of ASME SA105N forged steel flanges, and buy weld neck flange A105N in RTJ/ RF/ FF face types

A105N chemical composition

C Mn P S Si
0.15 max 0.6-1.05 0.035 0.04 0.1 min

 

Weld neck flange A105N price list

  • Products = Weld Neck Flange
  • Face = RF
  • Class = 150
  • Schedule = 80
  • Material = Carbon Steel
  • Dimensions = ASME B16.5
Size O.D. Bolt Boles Price In UAE (Dirham) per unit Price In US (Dollar) per unit
1/2″ 3.500 4 153.64 US $41.83
3/4″ 3.875 4 158.78 US $43.23
1″ 4.250 4 169.58 US $46.17
1 1/4″ 4.625 4 178.03 US $48.47
1 1/2″ 5.000 4 191.98 US $52.27
2″ 6.000 4 206.42 US $56.20

 

Purchase A105 CS threaded flange at a discounted price of 15% to 20%, before ordering SA105N galvanized lap joint flanges, check temperature range & hardness

SA105N flange temperature range

  • -20 to 500°F
  • -29 to 260°C

A105N hardness

  • HB Hardness = 187 (max)
Refer to A105N flange material dimension, manufacturing standard, and heat treatment of orifice flange A105N available in class 150 to 2500

ASTM A105N flange dimensions

ASTM A105N flange dimensions

NPS & Bolt Holes O.D. & Thickness (T) Minimum Holes Diameter & RF Diameter
(R)
Bolt Circle
1⁄2 & 4 3.50 & 0.38 0.62 & 1.38 2.38
3⁄4 & 4 3.88 & 0.44 0.62 & 1.69 2.75
1 & 4 4.25 & 0.50 0.62 & 2.00 3.12
11⁄4 & 4 4.62 & 0.56 0.62 & 2.50 3.50
11⁄2 & 4 5.00 & 0.62 0.62 & 2.88 3.88
2 & 4 6.00 & 0.69 0.75 & 3.62 4.75
21⁄2 & 4 7.00 & 0.81 0.75 & 4.12 5.50
3 & 4 7.50 & 0.88 0.75 & 5.00 6.00
31⁄2 & 8 8.50 & 0.88 0.75 & 5.50 7.00
4 & 8 9.00 & 0.88 0.75 & 6.19 7.50
5 & 8 10.00 & 0.88 0.88 & 7.31 8.50
6 & 8 11.00 & 0.94 0.88 & 8.50 9.50
8 & 8 13.50 & 1.06 0.88 & 10.62 11.75
10 & 12 16.00 & 1.12 1.00 & 12.75 14.25
12 & 12 19.00 & 1.19 1.00 & 15.00 17.00
14 & 12 21.00 & 1.31 1.12 & 16.25 18.75
16 & 16 23.50 & 1.38 1.12 & 18.50 21.25
18 & 16 25.00 & 1.50 1.25 & 21.00 22.75
20 & 20 27.50 & 1.62 1.25 & 23.00 25.00
22 & 20 29.50 & 1.75 1.38 & 25.25 27.25
24 & 20 32.00 & 1.81 1.38 &27.25 29.50

 

A105N low temperature flanges standard

Australia and UK Italy Europe Europe USA
BS 10 UNI 2276/ 6091 BS EN 1092-1 (Steel) BS EN 1092-3 (Alloy) ANSI
Germany China Russia Japan Europe France
DIN GB/T 9112 / 9119 Ghost JIS ISO 7005, BS EN 1092-2 (Iron), PN NF E 29-200/ NF E 29-203
Canada Europe USA Korea Malaysia Australia
CSA B16.5/ B16.47 ASME, ASTM, MSS SP44, AWWA, API-605 KS EN MS 816, MS 253 AS 2129

 

Difference between A105 and a105N

ASTM A105 ASTM A105N
Regular carbon steel Low temperature carbon
No heat treatment requirement Normalization heat treatment
Weight limitation 4540 Kg (10,000 lb) max. Better mechanical property

 

Heat treatment for ASTM A105N blind flange

  • Normalizing at approximate 950°C for 2.5 hours

Yield strength of A105N forged steel flanges

  • 36,000 PSI

A105N galvanized flanges mechanical properties

Tensile Strength Reduction of area Hardness
70,000 PSI (min) 30% (min) 187 HB (max)