manhole with butt welded flange 对焊法兰人孔 ; 对于焊法兰人孔
handhole with butt welded flange 对焊法兰手孔 ; 对于焊法兰手孔
flange butt joint 卷边对接接头
butt weld flange 对焊法兰
handhold with butt welded flange 对焊法兰手孔
butt-weld flange 焊法兰
butt welding flange 对焊法兰
BWF butt weld flange 对焊法兰
When installing the pipeline with flange, the gasket must be placed between the two butt flanges.
安装带法兰的管路时，必须在两个对接法兰的密封间放置垫片。
Provide welding neck flange butt welding required for the purpose of the right pad with neighboring component.
提供焊接法兰的脖子上对接焊目的所需要的正确垫与邻近组成部分。
The parts material, flange and butt welding dimension may selected according to current operating condition or users' requirement to meeting the requirements of various engineering.
零件材料，法兰和对焊尺寸可根据实际工况或用户要求合理选配，满足各种工程需要。
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