Rigid coupling for fire system
fire fighting system, gas transportation, oil transportation etc, details as below:
We are the first manufacturer which obtained both UL/FM Approvals for fire pipe in China, the pipes are widely used for fire fighting system, gas transportation, oil transportation etc, details as below:
Tel: +86-536-818 7095
WhatsApp/Mobile: +86-139 6362 0159
edieyang@eaststeelpipe.com
www.eaststeelpipe.com
Rigid coupling for fire system
Standards:
ASTM A795 SCH10 / SCH40 Type E
ASTM A135 SCH10 / SCH40 Type E
ASTM A53 SCH40 Type E and Type S
BS1387 LIGHT / MEDIUM Type E
DIN2440 MEDIUM Type E
Rigid coupling for fire system
Specifications:
Size: 1/2”(OD: 21.3mm) – 12”(OD:323.9mm)
Wall thickness: 2.0mm – 10.31mm
Length: 19FT(5.8Meters) – 21FT(6.4Meters), or according to customers’ special request.
Rigid coupling for fire system
Ends types:
- Plain Ends
- Beveled Ends
- Grooved Ends
- Threaded Ends
- Flange Welded
Rigid coupling for fire system
Anti-Corrosion types:
- Light oiled protection
- Powder coated(Color will be according to customers’request)
- Hot dipped galvanized
- Hot dipped galvanized and Powder coated
| ERW ASTM A135 SCH10 GR.A & GR.B | ||||
| DN-in. | DN-mm | OD-mm | WT-mm | kg/m |
| 1/2″ | 15 | 21.3 | ||
| 3/4″ | 20 | 26.7 | ||
| 1″ | 25 | 33.4 | 2.77 | 2.091 |
| 1 1/4″ | 32 | 42.2 | 2.77 | 2.690 |
| 1 1/2″ | 40 | 48.3 | 2.77 | 3.106 |
| 2″ | 50 | 60.3 | 2.77 | 3.930 |
| 2 1/2″ | 65 | 73.0 | 3.05 | 5.260 |
| 3″ | 80 | 88.9 | 3.05 | 6.453 |
| 3 1/2″ | 90 | 101.6 | 3.05 | 7.408 |
| 4″ | 100 | 114.3 | 3.05 | 8.362 |
| 5″ | 125 | 141.3 | 3.40 | 11.574 |
| 6″ | 150 | 168.3 | 3.40 | 13.838 |
| 8″ | 200 | 219.1 | 4.78 | 25.235 |
| 10″ | 250 | 273.1 | 4.78 | 31.591 |
| ERW ASTM A135 SCH40 GR.A & GR.B | ||||
| DN-in. | DN-mm | OD-mm | WT-mm | kg/m |
| 1/2″ | 15 | 21.3 | 2.77 | 1.268 |
| 3/4″ | 20 | 26.7 | 2.87 | 1.685 |
| 1″ | 25 | 33.4 | 3.38 | 2.501 |
| 1 1/4″ | 32 | 42.2 | 3.56 | 3.386 |
| 1 1/2″ | 40 | 48.3 | 3.68 | 4.049 |
| 2″ | 50 | 60.3 | 3.91 | 5.442 |
| 2 1/2″ | 65 | 73.0 | 5.16 | 8.630 |
| 3″ | 80 | 88.9 | 5.49 | 11.285 |
| 3 1/2″ | 90 | 101.6 | 5.74 | 13.570 |
| 4″ | 100 | 114.3 | 6.02 | 16.074 |
| 5″ | 125 | 141.3 | 6.55 | 21.775 |
| 6″ | 150 | 168.3 | 7.11 | 28.265 |
| 8″ | 200 | 219.1 | 8.18 | 42.535 |
| 10″ | 250 | 273.1 | 9.27 | 60.306 |