环管

seamless tube

无缝管

无缝管(Seamless tube)是一种具有中空截面、周边没有接缝的长条钢材 钢管还是各种常规武器不可缺少的材料,枪管、炮筒等都要钢管来制造 此外,圆环截面在承受内部或外部径向压力时,受力较均匀,因此,绝大多数钢管是圆管.但是,圆管也有一定的局限性,

studded chain

横档环链

studded chain 横挡环链 | studded chain 横档环链 | studded tube 钉刺管

Integral steel pipe flanges with tongue and groove face

榫槽面整体钢制管法兰

凹凸面整体钢制管法兰 Integral steel pipe flanges with male a... | 榫槽面整体钢制管法兰 Integral steel pipe flanges with tongue and groove face | 环连接面整体钢制管法兰 Integral steel pipe flanges with ...

Hubbed slip-on-welding steel pipe flanges with tongue and groove face

榫槽面带颈平焊钢制管法兰

凹凸面带颈平焊钢制管法兰 Hubbed slip-on-welding st... | 榫槽面带颈平焊钢制管法兰 Hubbed slip-on-welding steel pipe flanges with tongue and groove face | 环连接面带颈平焊钢制管法兰 Hubbed slip-on-weldin...

Hubbed socket welding steel pipe flanges with tongue and groove face

榫槽面带颈承插焊钢制管法兰

凹凸面带颈承插焊钢制管法兰 Hubbed socket welding s... | 榫槽面带颈承插焊钢制管法兰 Hubbed socket welding steel pipe flanges with tongue and groove face | 环连接面带颈承插焊钢制管法兰 Hubbed socket weld...

Asbestos rubber gaskets for steel pipe flanges with tongue and groove face

榫槽面型钢制管法兰用石棉橡胶垫片

凹凸面型钢制管法兰用石棉橡胶垫片 Asbestos rubb... | 榫槽面型钢制管法兰用石棉橡胶垫片 Asbestos rubber gaskets for steel pipe flanges with tongue and groove face | 钢制管法兰连接用八角形金属环垫 Octagona...

union swivel

管套活转节

管套节 union socket | 管套活转节 union swivel | 管节嵌套;双连衬环 union thimble

union swivel end

转环联结端

union stud 联管节螺柱 | union swivel end 转环联结端 | union swivel end 转环连接端

union swivel end

转环连接端

union swivel end 转环联结端 | union swivel end 转环连接端 | union swivel 旋转联管节

chain swivel

锚链转环

chain swivel 锚链旋转环 | chain swivel 锚链转环 | chain taker pipe 锚链管

Jaycee：房祖名

房祖名(Jaycee)投资六位数字代理薄荷糖,前晚於中环某酒吧举行庆祝派对,成龙大哥现身撑爱子场,引起一阵混乱,可惜成龙大哥一到场即急步进场,之后又走后门离去,整晚显得十分低调.

basement complex：基盘岩群;基盘杂岩

"基盘","basement" | "基盘岩群;基盘杂岩","basement complex" | "基盘岩石","basement rock"