Square Flanges

Pacific Steels & Alloys is one of the specialized Manufacturer, Supplier, Trader and Stock Holder of premium quality of Square Flanges as compared to other dealers. We provide vast variety of products in customized sizes, shapes, grades, dimensions and specification as per customer’s requirement. We supply huge range of products to the Domestic and International clients.

Square Flanges are of 3 types .i.e. SHAB, SSAB, LSA. Square Flanges are used in various sectors like Textile, Paper, Engineering, Dairy, Sugar, Cement, Petrochemical, Oil & Gas power, Onshore & Offshore, Plumbing, Heating, Water supply, Fabrication, Food processing industry, Structural pipe and many more.

Square Flanges are provided in various materials like Stainless Steel Square Flanges, Hastelloy Square Flanges, Inconel Square Flanges, Monel Square Flanges, Nickel Alloy Square Flanges, Alloy 20 Square Flanges, SMO 254 Square Flanges, Titanium Square Flanges, Copper Nickel Square Flanges, Duplex Square Flanges, Super Duplex Square Flanges and Alloy Steel Square Flanges.

We offer Square Flanges at a Affordable Price to our customer.

For more info feel free to mail us in Sales@psalloys.com

Square Flanges Specification

TypeSquare Flanges
Size½” (15 NB) to 48″ (1200NB)
StandardANSI B16.5, ANSI B16.47, ANSI B16.36, ANSI B16.48, BS 4504, EN1092, UNI 2277/2278, DIN, JIS, SABS1123, GOST-12820
Class150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.
DINDIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636,DIN2637, DIN2638, DIN2673
BSBS4504 , BS4504, BS1560, BS10
In FormSORF, WNRF, BLRF, SWRF, LAP Joint, Threaded, Reducing, Spectacle, etc
SpecializeAs per drawing
Coating/Surface TreatmentAnti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized
Connection TypeRing Type Joint, Lap-Joint Face, Raised Face, Flat Face, Large Male-Female, Small Male-Female, Large Tongue & Groove, Small Tongue & Groove
Flange Face TypeFlat Face (FF), Raise Face (RF), Ring Joint (RJT)
DimensionsANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings

Square Flanges Materials & Grades

Materials:Standard, Grades
Stainless Steel Square Flange:ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L
Carbon Steel Square Flange:ASTM / ASME A/SA 105 ASTM / ASME A 350 , ASTM A 181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52,
  F60, F65, F70
Alloy Steel Square Flange:ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91
Duplex Steel Square Flange:ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61
6% Moly / Super Duplex Square Flange:ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61
Low Temperature Steel Square Flange:ASTM A350 LF2, LF3, LF6
High Yield Square Flange:ASTM A694 F42, F52, F60, F65, F70
Nickel Alloys Square Flange:ASTM SB564, SB160, SB472, SB162 – Nickel 200 (UNS No. N02200), Nickel 201 (UNS No. N02201), Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel 600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No. N10276), Alloy 20 (UNS No. N08020)
Copper Alloys Square Flange:ASTM SB 61 , SB62 , SB151 , SB152 – UNS No. C 70600 (Cu-Ni 90/10), C 71500 (Cu-Ni 70/30), UNS No. C 10100, 10200, 10300, 10800, 12000, 12200
Alloys Square Flange:ALLOY 20, ALLOY C, ALLOY C276, ALLOY B2
Other Grade of Square Flange:Bronze, Brass, Cupro Nickel, Titanium, Inconel, Monel, Hastelloy