高清无码中出,欧美一级日逼黄片,一区中文字幕在线播放,免费顶级黄片

Double Union Diaphragm Valve

Structure diagram：

雙由令隔膜閥-2

Material：

Nominal size Φd	A	D	H	L
Φ20	55	45	60	130
Φ25	68	53	100	150
Φ32	100	62	120	168
Φ40	100	75	122	210
Φ50	120	85	150	245
Φ63	140	104	168	295

World Plastic(Headquarters): No.66 Xingqiao North Road, Linping District, Hangzhou, Zhejiang Province, China.

Worldfilter(Production base): No.191, Qingfeng Road, Xieqiao Town, Haining City, Jiaxing City, Zhejiang Province, China.

Tel: 0086-571-88113226 / 0086-573-87707078

Mobile: 0086-17706500430

Fax: 0086-571-88113260

E-mail: hzvode@163.com

Technical Support：