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Model No.: steel-coupolet

China Coupolet Manufacturer www.steeljrv.com offers Stainless Steel Coupolet, Duplex & Super Duplex Steel Coupolet, Alloy Steel Coupolet, Nickel Alloy Coupolet.

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Key Specifications / Features

Steel Coupolets are designed for use in fire protection sprinkler systems and other low pressure piping applications. manufactured with NPT female threads.
Standard Steel Coupolet Specification
Dimensions : ASME 16.11, MSS SP-97, BS 3799
Size : 1/2″ to 24″
Pressure Class : 3000 LBS, 6000 LBS, 9000 LBS
Type : Socket Weld (S/W) & SCREWED (SCRD) – NPT, BSP, BSPT 
Material & Grades Of Asme B16.11 Coupolet:
Stainless Steel Coupolet: 
ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L
Duplex & Super Duplex Steel Coupolet: 
ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61
Carbon Steel Coupolet : 
ASTM / ASME A/SA 105 ASTM / ASME A 350 , ASTM A 181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F706
Low Temperature Carbon Steel Coupolet : ASTM A350, LF2, LF3
Alloy Steel Coupolet: 
ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91
Copper Alloy Steel Coupolet : 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
Nickel Alloy Coupolet: 

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)

Dimensions

coupolets size - Steel Coupolet

300# Female Threaded Coupling Outlets
Nominal
Outlet Size
Dimensions
A C F
1/2 15/16 0.745 1.188
3/4 1 0.958 1.441
1 1 3/16 1.188 1.562
1 1/4 1 5/16 1.550 1.906
1 1/2 1 9/16 1.780 2.188
2 1 11/16 2.260 2.750
2 1/2 1 13/16 2.890 3.386
3 2 1/2 3.400 4.000
4 3 4.380 5.000

Interchangeability or Combination of Sizes
Coupling Outlets
Size Inches
Run Sizes
1/2 1/2 3/4 1 1/4 -1 8-3 36-10          
3/4 3/4 1 2 – 1 1/4 36-8            
1 1 1 1/4 2 – 1 1/2 8-5 36-10          
1 1/4 1 1/4 1 1/2 2 1/2 – 2 8-5 36-10          
1 1/2 1 1/2 2 2 1/2 8-5 16-10 36-18        
2 2 2 1/2 3 4 5 6 8 10 16-12 36-18
2 1/2 2 1/2 3 3 1/2 5 6 8 12-10 16-14 36-18  
3 3 3 1/2 4 6 8 10 12 14 18-16 36-20
4 5 6 8 14-12 16 18 20 24 36

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