ANSI B16.5 Class 300 Flanges


Highly acclaimed Manufacturer & Supplier Of ASME / ANSI B16.5 Class 300 Flanges.

Devdeep Steel Alloys offer a wide range ANSI B16.5 Class 300 Flanges, to cater the growing demands of companies included in working of various types of industries. Devdeep manufacture Slip On Flanges, Socket weld Flange, Threaded Flange, Weld Neck Flange, Lap Joint Flange, Blind Flanges from size 1/2″ inch (15 NB) to 48″ inch (1200 NB). The steel pipe flange are available in materials like Stainless Steel, Carbon Steel & High Nickel Alloys manufactured using high grade steel of superior quality. We offer ANSI B16.5 Pipe Flanges which meets the national as well as international quality standards, codes & dimensions. Additionally We export our high quality ANSI B16.5 Class 300 Flange to countries like Kuwait, Saudi Arabia, Egypt, Peru, Bahrain, Nigeria, Poland, Oman, South Africa, Iraq, Denmark, Iran, Turkey, Yemen, Venezuela and Qatar.

SPECIFICATIONS OF ANSI B16.5 PIPE FLANGES

Size: 1/2″ (15 NB) to 48″ (1200 NB)

Standards: ANSI B16.5 Flanges, ANSI B16.47 Series A & B, DIN Flange, JIS B2220 flange, MSS SP44 Flange, EN1092-1 FLANGES, ASA, API 605, AWWA C207 Flange.

Pressure Ratings: 150 lbs, 300 lbs, 400 lbs, 600 lbs, 900 lbs, 1500 lbs, 2500 lbs.

Flange Face Type: Flat Face Flanges (FF), Raised Face Flanges (RF), Groove and Tongue Flanges (G&T), Ring Type Joint Flanges (RTJ).

Type: Slip-on flange, Weld neck flange, Threaded flange, Socket Weld Flange, Blind flange, Lap joint flange, Long Weld Neck Flange, Spectacle Flange, Orifice Flange.

Coating/Surface Treatment: Oil Black Paint, Anti-rust Paint, Yellow Transparent, Cold and Hot Dip Galvanized, Zinc Plated.

Material : ASTM A182 Stainless Steel Flanges, ASTM A105 Carbon Steel Flanges.

Value Added Services: Customised Flanges & CNC Machining

CARBON / STAINLESS STEEL ANSI B16.5 Class 300 Forged Flange.

NOMINAL
SIZE
ANSI B16.5 CLASS 300 FLANGES DIMENSIONS
OUTSIDE DIA.
O.
THK.
C
RAISED FACE DIA.
R
FILLET RADIUS
r
3/4 4 5/8 0.56 1 11/16 1/8
1 4 7/8 0.62 2 1/8
1 1/4 5 1/4 0.69 2 1/2 3/16
1 1/2 6 1/8 0.75 2 7/8 1/4
2 6 1/2 0.81 3 5/8 5/16
2 1/2 7 1/2 0.94 4 1/8 5/16
3 8 1/4 1.06 5 3/8
3 1/2 9 1.12 5 1/2 3/8
4 10 1.19 6 3/16 7/16
5 11 1.31 7 5/16 7/16
6 12 1/2 1.38 8 1/2 1/2
8 15 1.56 10 5/8 1/2
10 17 1/2 1.81 12 3/4 1/2
12 20 1/2 1.94 15 1/2
14 23 2.06 16 1/4 1/2
16 25 1/2 2.19 18 1/2 1/2
18 28 2.31 21 1/2
20 30 1/2 2.44 23 1/2
22 33 2.62 25 1/4 1/2
24 36 2.69 27 1/4 1/2
NOMINAL
SIZE
BORE LENGTH THROUGH HUB
Welding
Neck
Socket
B1
Slip-on

B2

Lap
Joint
B3
Welding
Neck
Y1
Slip-on
Socket
Y2
Lap
Joint
Y3
1/2 T
O
B
ES
P
E
C
I
F
I
E
DB
YP
U
R
C
H
A
S
E
R
0.88 0.90 2 1/16 7/8 7/8
3/4 1.09 1.11 2 1/4 1 1
1 1.36 1.38 2 7/16 1 1/16 1 1/16
1 1/4 1.70 1.72 2 9/16 1 1/16 1 1/16
1 1/2 1.95 1.97 2 11/16 1 3/16 1 3/16
2 2.44 2.46 2 3/4 1 5/16 1 5/16
2 1/2 2.94 2.97 3 1 1/2 1 1/2
3 3.57 3.60 3 1/8 1 11/16 1 11/16
3 1/2 4.07 4.10 3 3/16 1 3/4 1 3/4
4 4.57 4.60 3 3/8 1 7/8 1 7/8
5 5.66 5.69 3 7/8 2 2
6 6.72 6.75 3 7/8 2 1/16 2 1/16
8 8.72 8.75 4 3/8 2 7/16 2 7/16
10 10.88 10.92 4 5/8 2 5/8 3 3/4
12 12.88 12.92 5 1/8 2 7/8 4
14 14.14 14.18 5 5/8 3 4 3/8
16 16.16 16.19 5 3/4 3 1/4 4 3/4
18 18.18 18.20 6 1/4 3 1/2 5 1/8
20 20.20 20.25 6 3/8 3 3/4 5 1/2
22 22.22 22.25 6 1/2 4 5 3/4
24 24.25 24.25 6 5/8 4 3/16 6
ANSI B16.5 Class 300 Weld neck flange ANSI B16.5 Class 300 Threaded flange ANSI B16.5 Class 300 Lap joint flange
Weld Neck Forged Flange Threaded Forged Flange Lap Joint Forged Flange
ANSI B16.5 Class 300 Socket weld flange ANSI B16.5 Class 300 Blind flange ANSI B16.5 Class 300 Slip on flange
Socket Weld Forged Flange Blind Forged Flange Slip On Forged Flange

ANSI B16.5 Forged 1/2″ – 24″ Flange Classes

ANSI B16.5 Class 150 Flanges ANSI B16.5 Class 300 Flanges ANSI B16.5 Class 400 Flanges
ANSI B16.5 Class 600 Flanges ANSI B16.5 Class 900 Flanges ANSI B16.5 Class 1500 Flanges
ANSI B16.5 Class 2500 Flanges
Nominal
Size
Min. Thread
Length
T
Dia. counter
Bore Thd.
Q
Depth of
Socket D
Dia. Hub at
Bevel
A
Hub Dia.
X
DRILLING
Bolt
Circle
Dia.
Holes
N° of
Bolts
1/2 0.63 15/16 3/8 0.84 1 1/2 2 5/8 5/8 4
3/4 0.63 1 9/64 7/16 1.05 1 7/8 3 1/4 3/4 4
1 0.69 1 27/64 1/2 1.32 2 1/8 3 1/2 3/4 4
1 1/4 0.81 1 3/4 9/16 1.66 2 1/2 3 7/8 3/4 4
1 1/2 0.88 2 5/8 1.90 2 3/4 4 1/2 7/8 4
2 1.13 2 1/2 11/16 2.38 3 5/16 5 3/4 8
2 1/2 1.25 3 3/4 2.88 3 15/16 5 7/8 7/8 8
3 1.25 3 41/64 13/16 3.50 4 5/8 6 5/8 7/8 8
3 1/2 1.44 4 9/64 7/8 4.00 5 1/4 7 1/4 7/8 8
4 1.44 4 41/64 15/16 4.50 5 3/4 7 7/8 7/8 8
5 1.69 5 45/64 15/16 5.56 7 9 1/4 7/8 8
6 1.81 6 3/4 1 1/16 6.63 8 1/8 10 5/8 7/8 12
8 2.00 8 3/4 1 1/4 8.63 10 1/4 13 1 12
10 2.19 10 51/64 1 5/16 10.75 12 5/8 15 1/4 1 1/8 16
12 2.38 12 61/64 1 9/16 12.75 14 3/4 17 3/4 1 1/4 16
14 2.50 14 3/16 1 5/8 14.00 16 3/4 20 1/4 1 1/4 20
16 2.69 16 3/16 1 3/4 16.00 19 22 1/2 1 3/8 20
18 2.75 18 3/16 1 15/16 18.00 21 24 3/4 1 3/8 24
20 2.88 20 3/16 2 1/8 20.00 23 1/8 27 1 3/8 24
22 3.13 2 3/8 22.00 25 1/4 29 1/4 1 5/8 24
24 3.25 24 3/16 2 1/2 24.00 27 5/8 32 1 5/8 24
Dia. of Bolts
(inches)
LENGTH OF BOLTS Nominal Size
STUD BOLTS Hex Bolts
.06″
Raised Face
.06″ Raised Face Ring Joint
1/2 2.50 3.00 2.25 1/2
5/8 3.00 3.50 2.50 3/4
5/8 3.00 3.50 2.50 1
5/8 3.25 3.75 2.75 1 1/4
3/4 3.50 4.00 3.00 1 1/2
5/8 3.50 4.00 3.00 2
3/4 4.00 4.50 3.25 2 1/2
3/4 4.25 4.75 3.50 3
3/4 4.25 5.00 3.75 3 1/2
3/4 4.50 5.00 3.75 4
3/4 4.75 5.25 4.25 5
3/4 4.75 5.50 4.25 6
7/8 5.50 6.00 4.75 8
1 6.25 6.75 5.50 10
1 1/8 6.75 7.25 5.75 12
1 1/8 7.00 7.50 6.25 14
1 1/4 7.50 8.00 6.50 16
1 1/4 7.75 8.25 6.75 18
1 1/4 8.00 8.75 7.25 20
1 1/4 8.25 7.50 22
1 1/2 9.00 10.00 8.00 24

Marking & PackagingSteel Flange Marking & Packaging

We deliver ANSI B16.5 Class 300 Flanges from our warehouse to your workplace with complete protection in the meantime. The unforeseen accidents can damage the product during delivery, therefore we pack them in wooden pallet. In case of exports, we use wooden cases for standard export packaging. We take great care of product during transportation and operation. To clarify details, we clearly label the products regarding quality, quantity and product I.D outside the package. To prevent damage during transportation, Devdeep cover the product in plastic bags and close them in cartoon boxes. Furthermore we also provide seaworthy wooden cases plywood boxes according to the requirement of customer.

The ANSI B16.5 Class 300 Pipe Flange contains marking such as Lot no, Steel Grade, outside diameter, Size & dimension, Wall thickness including Devdeep Steel Alloys Brand Mark. For customised marking you can contact us. We guarantee the fastest delivery for products in country, because of well equipped storage and warehouse facilities.

Quality Assurance & Test Certificates:

We undertake strict inspection at each stage in the process of production of ANSI B16.5 Class 300 Flanges. At Devdeep Steel Alloys from purchasing of material to dispatch the product contains no defect. Our team member frequently examine the flange to confirm the international quality, codes and standards. ASTM, ASME (American), MSS, DIN German), EN (European), JIS (Japanese). To confirm the quality of products, to witness the dimension & material reports. We can call a certified Third Party Inspection agencies upon request. At Devdeep Steel Alloys, the clients can nominate Third Party Inspection for offered products. We can also arrange the TPI by World reputed Agencies like LLOYDS, DNV, ICB, Bureau Veritas and many other.

We use high quality raw material for manufacturing steel ANSI B16.5 Class 300 Steel Flange tested from approved NABL Lab. Other testing reports such as Non Destructive or destructive and Hydro Testing Reports can be provided upon request of customer,

Manufacturer Test Certificate (MTC) as per EN 10204 / 3.1B will be provided along with the ANSI B16.5 Class 300 Flanges. In addition 100% Radiography Test Report, Raw Materials Certificate & Third Party Inspection Report available on demand.