China Marine Bronze 16K Cock JIS F7387 S Type:
Marine Bronze 16K Cock JIS F7387 is ferrule type cock, used to connect the small copper/steel pipe, and shut off/turn on the medium in the pipe. There are S type and U type.
S type---Screwed Type
U type---Union Type
Technical Specification:
Design and Manufacturing Standard: JIS F7387-1996
Test Standard: JIS 7400-1996
Hydraulic Test Pressure:
DN6 & DN10: Body- 3.0Mpa, Plug-2.2Mpa
DN15 & DN20: Body-2.4Mpa, Plug-1.76Mpa
Max Working Pressure:
| Medium | Max Working Pressure (Mpa) | |
| DN6 & DN10 | DN15 & DN20 | |
| saturated steam | 1.0 | 0.5 |
| oil & pulse water | 1.6 | 1.3 |
| static water of 120℃or less | 2.0 | 1.6 |
Main Material:
1-Body: Bronze (BC6)
2-Plug: Bronze (BC6)
Main Data for Joining(mm):
| Type | IMPA CODE | Size | Pipe Outside Diameter | L | L1 | L2 | L3 | K | d3 | B2 | H | Weight(kg) | |
| Coppe | Steel | ||||||||||||
| S type | 751631 | 6A | 8 & 10 | 10.5 | — | 28 | 28 | 37 | 12 | M12*1.5 | 30 | 65 | 0.46 |
| 751632 | 10A | 15 | 17.3 | — | 40 | 40 | 52 | 16 | M24*2 | 41 | 73 | 0.85 | |
| 751633 | 15A | 20 | 21.7 | — | 45 | 45 | 58 | 22 | M30*2 | 46 | 92 | 1.46 | |
| 751634 | 20A | 25 | 27.2 | — | 50 | 50 | 65 | 24 | M36*2 | 50 | 104 | 2.09 | |
| U type | 751635 | 6A | 8 & 10 | 10.5 | 56 | — | — | — | — | — | 30 | 65 | 0.5 |
| 751636 | 10A | 15 | 17.3 | 80 | — | — | — | — | — | 41 | 73 | 1.00 | |