产品名称：船用中心型蝶阀 Marine Center Butterfly Valve
船用青铜蝶阀 Marine Bronze Butterfly Valve
船用蝶阀的适用介质及范围：Applicable medium
适用介质：淡水，海水，空气以及t≤70℃的原油、成品油
Applicable medium：Fresh water,sea water,air,raw oil and product oil in the temprature under70℃
适用范围：用于船舶，石油，化工，冶金，食品等行业
Applicable Scope:Used in trade such as marine,petroleum,metallurgy and food.
法兰标准：GB2555-81 Flange connection standard.
船用蝶阀的驱动型式：Operating Type of Butterfly Valve
代号Code
|
驱动方式 Operating Type
|
代号Code
|
驱动方式Operating Type
|
A
|
手柄式手动蝶阀 Handle Manual Valve
|
D
|
液动蝶阀 Hydraulic Valve
|
B
|
手柄传动延长轴蝶阀 Handle Actuator and Spindle Extension Valve
|
E
|
气动蝶阀 Air-operated Valve
|
C
|
蜗杆传动蝶阀 Worm Actuator Valve
|
X
|
螺旋式手动蝶阀 Helix Manual Valve
|
M
|
电动式蝶阀 Electric Controlled Valve
|
|
|
蝶阀的主要材料及相应代号：Material of the butterfly
零件名称 Parts Name
|
材料Material
|
代号 Code
|
阀体 Body
|
碳素钢 Carbon steel
|
G
|
球墨铸铁Globe cast iron
|
M
|
灰铸铁 Greay cast iron
|
T
|
青铜Bronze
|
Q
|
不锈钢 Stainless steel
|
B
|
蝶板 Disc
|
青铜Bronze
不锈钢Stainless steel
|
|
阀座 Seat
|
丁晴橡胶Nitrile butadiene rubber
|
N
|
氟橡胶Fluorine rubber
|
F
|
乙丙橡胶 Ethylene propylene rubber
|
E
|
说明：Instruction
1. 一般管路通常是用对夹式蝶阀，故标注中未加以表示；若用户选用法兰式蝶阀，订货时在相应型式代号前加“F”表示
Wafer butterfly valve are generally used in pipeline ,so there is no mark _disibledevent="margin:0px;padding:0px;border:0px none;outline:0px;color:#333333;font-family:Verdana;line-height:22.8px;background-image:initial;background-attachment:initial;background-size:initial;background-origin:initial;background-clip:initial;background-position:initial;background-repeat:initial;">19. 蝶型止回阀