亚洲国产精品成人综合久久久久久久久精品免费看片国产欧美久久久久久精品一区二区三区_成人精品一区二区91毛片不卡_99久久精品无码一区二区毛片免费_亚洲国产成人精品女人久久久国产美女久久久_一本色道久久综合精品免费_久久久久久一级毛片免费野外黑人_免费欧美日韩精品一区二区三区 ,国产在线每日更新,久久精品国产免费中文,一级一级一级一级毛片,精品新一区二区三区四区,狠狠干天天干,九九热线有精品视频99,久久久不卡国产精品一区二区 ,亚洲国产精品成人综合久久久久久久久精品免费看片国产欧美久久久久久精品一区二区三区_成人精品一区二区91毛片不卡_99久久精品无码一区二区毛片免费_亚洲国产成人精品女人久久久国产美女久久久_一本色道久久综合精品免费_久久久久久一级毛片免费野外黑人

英國鶴牌黃銅平衡閥|黃銅靜態(tài)平衡閥知識(shí)|進(jìn)口黃銅靜態(tài)平衡閥|黃銅靜態(tài)平衡閥知識(shí)

Pressure/Temperature Rating

Threaded Ends
BS7350 PN20
17.2 bar at 120ºC
20 bar at -10 to 100ºC

Compression Ends
5 bar at 120ºC
6 bar at 110ºC
10 bar at 65ºC
16 bar from -10 to 30ºC

Test Pressure

Shell: 30 bar
Seat: 22 bar

Specification

Kitemarked to BS7350: 1990
Handwheel operated
Numerical indicator
Inside screw non-rising handwheel
Characterised regulating disk
Flow charts available
End connections threaded
Sizes 1” to 2” taper threaded BS EN 10266 (ISO 7-1) formerly BS 21
Sizes 1/2” and 3/4” to ISO 228 parallel
Sizes DN15 and DN20 when used with compression adaptors suitable for copper pipe to BS EN 1057 R250 (half hard)
WRAS Approved Product

Optional Features

Application Figure 1432 can be used with Hattersley metering stations for commissioning

Notes

Fig 1432 can be used with Hattersley metering stations for commissioning - 1432 + 1000 = 2432, - 1432L + 1000M = 2432LM, - 1432L + 1000L = 2432LL

Material Specification

Component	Material	Specification BS EN
Handwheel	Plastic
Stem	DZR copper alloy	12165 CW602N
Stem Seals	EPDM
Disk	DZR copper alloy	12165 CW602N
Disk Seal (1" - 2")	PTFE
Bonnet	DZR copper alloy	12165 CW602N
Body	Bronze	1982 CC491K

Dimensions

Nominal Size	in	1/2 L	1/2 M	1/2	3/4	1	1 1/4	1 1/2	2
A	mm	87	87	87	96	100	114	125	146
A (Compression)	mm	105	105	105	118	-	-	-	-
B	mm	110	110	110	111	132	133	148	149
Weight	kg	0.54	0.54	0.54	0.58	0.88	1.05	1.43	1.88
Flow Kv (Fully Open)		0.57	1.06	1.87	3.14	5.59	10.8	18.1	29.1