ASTM A105 Orifice Flange

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MOQ : 100 Pieces

ASTM A105 Orifice Flange Specification

Corrosion Resistant
Yes

Grade
Multple Grades Available

Surface Finish
Polished

Features
High Quality

Material
Carbon Steel

Standard
ANSI

Surface
Galvanized

Size
Various Sizes Available

ASTM A105 Orifice Flange Trade Information

Minimum Order Quantity
100 Pieces

Payment Terms
Cash in Advance (CID)

Supply Ability
5000 Pieces Per Month

Delivery Time
10 Days

Main Domestic Market
All India

About ASTM A105 Orifice Flange

Introducing our Hot-selling ASTM A105 Orifice Flange the new benchmark in prodigious pipeline solutions. Crafted from potent carbon steel and offered in multiple grades, this unmatchable flange features a polished, galvanized surface for superior corrosion resistance. Manufactured to ANSI standards, it is available in various sizes to suit diverse industrial requirements. As a leading exporter, manufacturer, supplier, and trader in India, we guarantee high quality and rapid clearance for large-volume projects. Secure your competitive edge with our exceptional orifice flanges today!

Versatile Applications and Expert Usage

The ASTM A105 Orifice Flange is expertly designed for precise flow measurement in high-demand industrial pipelines. Widely used by refinery technicians, process engineers, and utility professionals, it integrates seamlessly during installation with transmitters or differential pressure gauges. Its robust construction and polished finish deliver performance in sectors like oil & gas, petrochemicals, chemical plants, and water treatment facilities, making it the preferred choice for accurate, reliable flow assessment across industries.

Dependable Supply and Global Reach

We take pride in our potent supply ability, ensuring swift order completion for all industrial demands. With unmatchable reach, we export ASTM A105 Orifice Flanges to major markets including the Middle East, Europe, Africa, and Southeast Asia. Secure shipping practices guarantee your products arrive intact and on time. Our sample policy allows clients to verify the rate and quality before committing to bulk orders, demonstrating our transparency and commitment to high-quality service.

Duplex Flanges Specification

Standards	ASTM A182 / ASME SA182
Dimensions	ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Size	1/2" (15 NB) to 48" (1200NB)
Class	150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Standard	ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
Flange Face Types	Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Super Duplex Flange Dimensions

NPS (in.)	Duplex Steel Flange Dimensions
NPS (in.)	Dia. of Flange (in.)	No. of Bolts	Dia. of Bolts (in.)	Dia. of Bolt Holes (in.)	Bolt Circle (in.)
1/4	3-3/8	4	1/2	0.62	2-1/4
1/2	3-1/2	4	1/2	0.62	2-3/8
3/4	3-7/8	4	1/2	0.62	2-3/4
1	4-1/4	4	1/2	0.62	3-1/8
1-1/4	4-5/8	4	1/2	0.62	3-1/2
1-1/2	5	4	1/2	0.62	3-7/8
2	6	4	5/8	0.75	4-3/4
2-1/2	7	4	5/8	0.75	5-1/2
3	7-1/2	4	5/8	0.75	6
3-1/2	8-1/2	8	5/8	0.75	7
4	9	8	5/8	0.75	7-1/2
5	10	8	3/4	0.88	8-1/2
6	11	8	3/4	0.88	9-1/2
8	13-1/2	8	3/4	0.88	11-3/4
10	16	12	7/8	1	14-1/4
12	19	12	7/8	1	17
14	21	12	1	1.12	18-3/4
16	23-1/2	16	1	1.12	21-1/4
18	25	16	1-1/8	1.25	22-3/4
20	27-1/2	20	1-1/8	1.25	25
24	32	20	1-1/4	1.38	29-1/2

Duplex Flanges Weight Chart

Pipe Normal Diameter (inch)		Outer diameter Flange	Thicjness Of Flange Minimum	Diameter of Hub	Diameter of Raised Face	Length Hub.Y	Thread Length	Diameter of Bolt Circle	Diameter of Bolt Holes	Number of Bolts	Diameter of Bolts (inch)	KG	LB
1/2"	15	89.00	11.20	30.20	35.10	15.70	15.70	60.50	15.80	4	1/2"	0.4	0.9
3/4"	20	98.50	12.70	38.10	42.90	15.70	15.70	69.90	15.80	4	1/2"	0.7	1.5
1"	25	108.00	14.20	49.30	50.80	17.50	17.50	79.30	15.80	4	1/2"	0.8	1.8
1-1/4"	32	117.50	15.70	58.70	63.50	20.60	20.60	88.90	15.80	4	1/2"	1.2	2.6
1-1/2"	40	127.00	17.50	65.00	73.20	22.40	22.40	98.60	15.80	4	1/2"	1.5	3.3
2"	50	152.50	19.10	77.70	91.90	25.40	25.40	120.70	19.10	4	5/8"	2.3	5.1
2-1/2"	65	178.00	22.40	90.40	104.60	28.40	28.40	139.70	19.10	4	5/8"	3.7	8.1
3"	80	190.50	23.90	108.00	127.00	30.20	30.20	152.40	19.10	4	5/8"	4.1	9
3-1/2"	90	216.00	23.90	122.20	139.70	31.80	31.80	177.80	19.10	8	5/8"	5.1	11.2
4"	100	228.50	23.90	134.90	157.20	33.30	33.30	190.50	19.10	8	5/8"	5.9	13
5"	125	254.00	23.90	163.60	185.70	36.60	36.60	215.90	22.40	8	3/4"	7	15.4
6"	150	279.50	25.40	192.00	215.90	39.60	39.60	241.30	22.40	8	3/4"	8.4	18.5
8"	200	343.00	28.40	246.10	269.70	44.50	44.50	298.50	22.40	8	3/4"	13	28.6
10"	250	406.50	30.20	304.80	323.90	49.30	49.30	362.00	25.40	12	7/8"	18	39.5
12"	300	482.50	31.80	365.30	381.00	55.60	55.60	431.80	25.40	12	7/8"	29	64
14"	350	533.50	35.10	400.10	412.80	57.20	57.20	476.30	28.50	12	1"	39	86
16"	400	597.00	36.60	457.20	469.90	63.50	63.50	539.80	28.50	16	1"	47	103
18"	450	635.00	39.60	505.00	533.40	68.30	68.30	577.90	31.80	16	1 1/8"	57	126
20"	500	698.50	42.90	558.80	584.20	73.20	73.20	635.00	31.80	20	1 1/8"	76	167
24"	600	813.00	47.80	663.40	692.20	82.60	82.60	749.30	35.10	20	1 1/4"	97	214

Duplex Flange Pressure Rating Chart

ASME	Pressure Temperature Ratings For Duplex Steel Flanges
Temperature °F	Class 150	Class 300	Class 400	Class 600	Class 900	Class 1500	Class 2500
-20 to 100	275	720	960	1440	2160	3600	6000
200	230	600	800	1200	1800	3000	5000
300	205	540	720	1080	1620	2700	4500
400	190	495	660	995	1490	2485	4140
500	170	465	620	930	1395	2330	3880
600	140	435	580	875	1310	2185	3640
650	125	430	575	860	1290	2150	3580
700	110	425	565	850	1275	2125	3540
750	95	415	555	830	1245	2075	3460
800	80	405	540	805	1210	2015	3360
850	65	395	530	790	1190	1980	3300
900	50	390	520	780	1165	1945	3240
950	35	380	510	765	1145	1910	3180
1000	20	320	430	640	965	1605	2675
1050	20	310	410	615	925	1545	2570
1100	20	255	345	515	770	1285	2145
1150	20	200	265	400	595	995	1655
1200	20	155	205	310	465	770	1285
1250	20	115	150	225	340	565	945
1300	20	85	115	170	255	430	715
1350	20	60	80	125	185	310	515
1400	20	50	65	95	145	240	400
1450	15	35	45	70	105	170	285
1500	10	25	35	55	80	135	230

FAQs of ASTM A105 Orifice Flange:

Q: How is the ASTM A105 Orifice Flange typically installed?

A: The ASTM A105 Orifice Flange is installed between pipeline sections, often with an orifice plate and instrumentation like pressure transmitters, to measure or regulate flow. Installation follows standard pipeline procedures and ANSI guidelines.

Q: What benefits does the galvanized surface of the orifice flange offer?

A: The galvanized surface provides potent protection against corrosion and environmental wear, significantly extending the lifespan and dependability of the orifice flange in harsh industrial settings.

Q: When should I choose an ASTM A105 Orifice Flange for my project?

A: Choose the ASTM A105 Orifice Flange when you require prodigious accuracy in flow measurement or fluid control, especially in demanding sectors like oil & gas, petrochemical, power generation, or water treatment.

Q: Where are these flanges commonly used?

A: These flanges are unmatchable in applications including refineries, chemical plants, water supply networks, and power industries where precision flow measurement is vital to operations.

Q: What is the process for ordering samples before a bulk purchase?

A: Clients can request product samples per our sample policy to check quality and compatibility before placing bulk orders. This ensures confidence in rate, finish, and material standards before full-scale procurement.

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