For Domestic (for India) Email: sales3@jfengg.com / Phone: +91 9833323564 / +91-22-6639 3672
For Export (for other than India) Email: export3@jfengg.com / Phone: +91-9833323751 / +91-22-23634937
JF Engineering Products LLP

NACE Flanges

NACE Flanges

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NACE Flanges are used in applications where resistance against corrosion is required. These nace flange carbon steel are also used in applications where hygiene is needed. These Flange nace mr0175 are manufactured from premium quality elements. These special Alloy Nace Flangeare also manufactured using great techniques.

Alloy Steel Nace Flange therefore have a range of properties along with different characteristics. These Stainless Steel Nace Flanges get these traits as well as attributes from the elements that make up the chemical composition. These Carbon Steel Nace Flange could be manufactured according to the needs as well as the necessities of the applications. These Flange could also be manufactured according to the specifications that are provided by the client.

NACE CERTIFIED PLATE FLANGES have to undergo a series of tests in order to test them. This also improves their performance. At every stage of the process these NACE CERTIFIED FORGED FLANGES are evaluated so as to check that the final product that is manufactured fulfils the demands of the customers.ACE MR0175 BLIND FLANGES are manufactured by taking the necessary norms, regulations as well as guidelines in mind. While producing SOUR SERVICE FLAT FACE FLANGES necessary rules as well as regulations are also taken into consideration so that the NACE CERTIFIED LAP JOINT FLANGES that are produced perform well.


NACE CERTIFIED PLATE FLANGES, NACE APPROVED FLANGES MANUFACTURER, NACE CERTIFIED FORGED FLANGES, NACE MR0175 BLIND FLANGES, NACE APPROVED FLANGE STOCKIST, SOUR SERVICE FLANGE, HIC TESTED SOUR SERVICE RAISE FACE FLANGES SUPPLIERS, SOUR SERVICE PIPE FLANGES, NACE CERTIFIED LAP JOINT FLANGES, SOUR SERVICE FLAT FACE FLANGES, SOUR SERVICE FLANGES MANUFACTURER IN INDIA.


Specification NACE Flanges
Size: 1/2"NB TO 24"NB IN
Class: 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS DIN Standard ND-6,10, 16, 25, 40 Etc.
Materials: Monel :
Grade: Monel 400, Monel K500, Monel R-405
Nickel :
Grade: Nickel 200, Nickel 201
Inconel :
Grade: Inconel 600, Inconel 601, Inconel 625, Inconel 718
Incoloy :
Grade: Incoloy 800, Inconel 800H, 800HT
Hastalloy :
Grade: Hastalloy B2, Hastalloy B3, Hastalloy C22, Hastalloy C276, Hastalloy X
Titanium :
Grade: Gr1, Gr2, Gr3, Gr5, Gr7, Gr11
Stainless Steel :
Grade: ASTM A182 F202, F304/304L/304H, F316/316L, F316H, F316TI, F310, F321, F904L
Carbon Steel :
Grade: ASTM A105/A105N, A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, A694 F42, F46, F48, F50, F52, F56, F60, F65, F70, A516.60, 65, 70 (Spectacle Blind Flange, Spacer Ring/Spade Flange), Steel RST37.2, C22.8
Duplex Steel:
Grade: ASTM / JIS A/SA 182 UNS F44, F45, F51, F53, F55, F60, F61
Alloy Steel:
Grade : ASTM A182 F1, F5, F9, F11, F22, F91
Value Added Service: CNC Machine, Customized Flanges
Coating/Surface Treatment: Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized

Dimension NACE Flanges

Dimension

Range

Tolerance

 

mm

Flange Facings

Eccentricity of machined facing diameters

< DN 100

1.0

> DN 100

2.0

a  (type B facing height)

2 mm

+0, -1.0

3 mm

+0, -2.0

4 mm

+0, -3.0

5 mm

+0, -4.0

6 mm

+0, -5.0

b (type C and E facing height)

All

+0.5, -0

b (type G facing height)

All

+0, -0.5

b (type H facing height, outer)

All

+0.2, -0

c (type D and F facing height)

All

+0, -0.5

d (type H facing height, inner)

All

+0.5, -0

B and E (facing diameters)

All

+0, -0.5

C and D (facing diameters)

All

+0.5, -0

Surface Finish

Facing types A, B, E and F

All, turning

Ra = 3.2 µm min 12.5 µm max

All, other than turning

Ra = 3.2 µm min 6.3 µm max

Facing types C, D, G and H

All

Ra = 0.8 µm min 3.2 µm max

Flange Drilling Details

B (diameter of bolt circle)

Bolt sizes M10 to M24

±0.9

Bolt sizes M27 to M45

±1.4

Centre to centre of adjacent bolt holes

Bolt sizes M10 to M24

±0.45

Bolt sizes M27 to M45

±0.7

All

A (outside diameter)

< DN 150

±2.0

> DN 150 < DN 500

±3.0

> DN 500 < DN 1200

±5.0

> DN 1200 < DN 1800

±7.0

> DN 1800

±10.0

C (flange thickness, machined on both faces)

< 18 mm thickness

±1.0

> 18 mm < 50 mm thickness

±1.0

> 50 mm thickness

±1.0

C (flange thickness, machined on front face)

< 18 mm thickness

+2.0, -1.0

> 18 mm < 50 mm thickness

+4.0, -1.5

> 50 mm thickness

+7.0, -2.0

Weld Neck Flanges, Code 111

B (outside diameter of hub at welding end)

< DN 125

+3.0, -0

> DN 125 < DN 1200

+4.5, -0

> DN 1200

+6.0, -0

F (hub diameter)

< DN 50

+0, -2.0

> DN 50 < DN 150

+0, -4.0

> DN 150 < DN 300

+0, -6.0

> DN 300 < DN 600

+0, -8.0

> DN 600 < DN 1200

+0, -10.0

D (length through hub)

< DN 80

±1.5

> DN 80 < DN 250

±2.0

> DN 250

±3.0

Slip on, Code 112 and Threaded,Code 113

E (slip on flange hub diameter)B (threaded flange hub diameter)

< DN 50

+1.0, -0

> DN 50 < DN 150

+2.0, -0

> DN 150 < DN 300

+4.0, -.0

> DN 300 < DN 600

+8.0, -0

> DN 600 < DN 1200

+12.0, -0

> DN 1200 < DN 1800

+16.0, -0

> DN 1800

+20.0, -0

B (slip on bore diameter)

< DN 100

+0.5, -0

> DN 100 < DN 400

+1.0, .0

> DN 400 < DN 600

+1.5, .0

> DN 600

+3.0, -0

D (length through hub)

Same as Weld Neck D

Blank Flanges, Code 105

B (flange thickness)

Same as C for all other flanges

C (unmachined centre portion)

Maximum specified


Weight Chart Of NACE Flanges
Standard Class Diameter of Bolt Circle Dia. Bolt Size No. of Bolts Bolt Hole Diameter
AS4087 PN14 67 95 M12 4 14
JIS B16.5 JIS 150 60 89 13 4 16
JIS 300 67 95 13 4 16
JIS 600 67 95 13 4 16
JIS 900 83 121 19 4 22
JIS 1500 83 121 19 4 22
AS 2129 Flange Table C 67 95 13 4 14
Table D 67 95 13 4 14
Table E 67 95 13 4 14
Table F 67 95 13 4 14
Table H 83 114 16 4 17
Table J 83 114 16 4 17
ISO 7005 (DIN) Flange PN6 55 80 M10 4 11
PN10 65 95 M12 4 14
JIS 65 95 M12 4 14
PN20 60.5 90 M14 4 16
PN25 65 95 M12 4 14
PN40 65 95 M12 4 14

Marking and Packing

Products are packaged to ensure that there is no damage during transit. In case of exports, standard export packaging is done in wooden cases. All pipes are marked with Grade, Lot No, Size, Degree and our trade mark. On special requests we can also, make custom marking on our products.


  • Wooden Boxes
  • Wooden Pallets
  • Shrink-Wrapped
  • Carton Boxes
  • Wooden Boxes
  • Marking and Packing
    Quality Assurance
    Quality Assurance

    At JF Engineering Products LLP, all fasteners are subject to strict inspection at each stage of the production process, from starting material purchasing to product dispatch. They are visually examined for conformity to ASTM, ASME, MSS, DIN, EN, and JIS codes and standards. Upon request, official certified Inspection Agencies can be called in to witness the material reports, dimensions and quality conformity of products.


    Testing

    Manufacturer Test Certificate as per EN 10204 / 3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report


    • Positive Material Identification - PMI Testing
    • Chemical Analysis - Spectro Analysis
    • Mechanical Testing Such as Tensile, Elongation, Reduction of Area
    • Micro Test
    • Macro Test
    • Hardness Test
    • Pitting Resistance Test
    • Intergranular Corrosion (IGC) Test
    • Flaring Test
    • Flattening Test
    • Hydrostatic Test
    • Hydrogen-Induced Cracking (HIC) Test, NACE TM0284
    • Sulfide Stress Corrosion Cracking (SSC), NACE TM 0177
    • Radiography Test
    • Dye Penetrant Test (DP Test)
    Testing
    SHIPPING POLICY
    SHIPPING POLICY

    Delivery time and delivery dates are based on the "type and quantity" of steel ordered. Our sales team will provide a delivery schedule when quoting to you. On rare occasions the delivery schedule may change so please check with our sales department when placing any orders.

    Orders will be sent out within 2-3 business days, and may take up to 5-10 business days in transit. If fastener is out of stock, orders may take up to 2-4 weeks to ship. JF Engineering Products LLP will notify buyer if this situation occurs.


    Uses & Application

    JF Engineering Products LLP take immensure pleasure in introducing itself as one of the leading Manufacturer & Exporter of high quality fasteners to meet the customer ultimate requirements in the fields of:


  • Construction
  • Bridges
  • Petrochemical Industry
  • Ship Building
  • Engineering
  • General Structural Purposes
  • Offshore and Onshore Services
  • Power Generation Industries
  • Food Processing Industries
  • Oil & Gas Industries
  • Sugar Industries
  • Long Radius Bend

    Our Products