Coupling&flange adaptor

MATERIAL SPECIFICATION & STANDARDS材料规格标准

Universal Couplings designed and manufactured under quality management system certificate to ISO9001:1994.Hydrostatic testing conform to standard of AWWA/ANSI C219.万向联轴器按照ISO9001:1994质量管理体系认证设计制造。水压试验符合AWWA/ANSI C219标准。
Center Sleeve 中心套筒
Rolled Steel to BS EN 10025-1993 Grade S275符合BS EN 10025-1993等级S275的轧钢
End Rings 端环
Ductile iron to BS EN1563-1997球墨铸铁符合BS EN1563-1997
Grade EN-GJS-450-10 牌号 EN-GJS-450-10
Bolts 螺栓
To BS EN ISO 898:1:1999 Grade 4.8符合BS EN ISO 898:1:1999等级4.8
Nuts 坚果
To BS 970: Part 1:S304 Stainless SteelBS 970:第1部分:S304不锈钢
Washers 洗衣机
To BS 970: Part 1:S304 Stainless SteelBS 970:第1部分:S304不锈钢
Gasket 垫片
EPDM to BS 681.1-1996 EPDM符合BS 681.1-1996
Coating 涂层
The Center Sleeve and End Rings are Epoxy Coated, whish is certified for portable water.中心套筒和端环是环氧涂层，通过了便携式水认证。
Working Pressure: 1.6Mpa
Testing pressure: 2.4Mpa
Working Temperature:0℃ to +100℃
Coupling caters for a total angular deflection of ±3 degrees.耦合满足±3度的总角偏转。

Pipe	Pipe  Materials	OD Range	Bolt Length
Nom		(mm)	(mm)
150mm	Ductile Iron, PVCu, Cast Iron, Steel,Cast Iron Met&Imp AC	88.1-102.4	M12×175
3″
100mm	Ductile Iron, PVCu, Cast Iron, Steel,Cast Iron Met&Imp AC	109.6-127.8	M12×175
4″
150mm	Ductile Iron, PVCu, Cast Iron, Steel,Cast Iron Met&Imp AC	158.2-181.6	M12×200
6″
200mm	Ductile Iron, PVCu, Cast Iron, Steel,Cast Iron Met&Imp AC	218.1-235.0	M12×200
8″
250mm	Ductile Iron, PVCu, Cast Iron, Steel,Cast Iron Met&Imp AC	272.0-289.0	M12×215
10″
300mm	Ductile Iron, PVCu, Cast Iron, Steel,Cast Iron Met&Imp AC	322.9-339.4	M12×215
12″

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