国产一级a毛一级a看免费视频,久久久久久国产一级AV片,免费一级做a爰片久久毛片潮,国产精品女人精品久久久天天,99久久久无码国产精品免费了

產(chǎn)品展廳收藏該商鋪

您好 登錄 注冊(cè)

當(dāng)前位置:
浙江三精閥門(mén)有限公司>技術(shù)文章>止回閥國(guó)家標(biāo)準(zhǔn)

技術(shù)文章

止回閥國(guó)家標(biāo)準(zhǔn)

閱讀:420          發(fā)布時(shí)間:2012-10-22

標(biāo)準(zhǔn)編號(hào)

標(biāo)準(zhǔn)中文名稱(chēng)

標(biāo)準(zhǔn)英文名稱(chēng)

SY/T5215-87

鉆具止回閥

 

GB/T12235-1989

通用閥門(mén)法蘭連接鋼制截止閥和升降式止回閥

General purpose industrial valves—Flanged steel globe valves and lift check valves

GB/T1241-1983

船用外螺紋鍛鋼截止止回閥

Marine forged steel male thread stop and check valves

GB/T12233-1989

通用閥門(mén)鐵制截止閥與升降式止回閥

General purpose industrial valves—Casting iron globe valves and lift check valves

GB/T12236-1989

通用閥門(mén)鋼制旋啟式止回閥

General purpose industrial valves—Steel swing check valves

GB/T13932-1992

通用閥門(mén)鐵制旋啟式止回閥

General purpose industrial valves--Cast iron swing check valves

GB/T18691-2002

農(nóng)業(yè)灌溉設(shè)備止回閥

Agricultural irrigation equipment--Check valves

GB/T1952-1980

船用低壓外螺紋青銅止回閥

Low bressure bronze male screw-thread check valve for marine use

GB/T597-1983

船用外螺紋青銅止回閥

Marine bronze male thread lift check valves

GB/T592-1993

船用法蘭鑄鐵止回閥

Marine cast iron flanged lift check valves

GB/T591-1993

船用法蘭鑄鐵截止止回閥

Marine cast iron flanged stop check valves

GB/T586-1999

船用法蘭鑄鋼止回閥

Marine cast steel flanged check valves

GB/T588-1993

船用法蘭青銅截止止回閥

Marine bronze flanged stop check valves

GB/T589-1993

船用法蘭青銅止回閥

Marine bronze flanged check valves

GB/T596-1983

 

 

 

 

 

標(biāo)準(zhǔn)編號(hào)

標(biāo)準(zhǔn)中文名稱(chēng)

標(biāo)準(zhǔn)英文名稱(chēng)

DIN 3269-1-1988

地段和建筑物內(nèi)飲水裝置用管件.止回閥PN10.要求

(Valves for domestic drinking water installations; check valves PN 10; requirements)

DIN 87101-1975

垂直型.公稱(chēng)寬度50-150.公稱(chēng)壓力1.自閉式止回閥.符合公稱(chēng)壓力的法蘭連接

(Non-return flaps (storm valves), self-closing, vertical type, nominal diameter 50 up to 150, nominal pressure 1; mating dimensions for flanges according to nominal pressure 10)

DIN 3441-5-1984

非增塑聚氯乙烯管件.壓緊止回閥PN6和PN10.尺寸

(Unplasticized polyvinyl chloride (PVC-U) valves; PN 6 and PN 10 wafer type butterfly valves; dimensions)

DIN 87104-1975

DIN87101止回閥用閥插入件

(Flap Inserts for Non-return Flaps in accordance with DIN 87101)

DIN 3247-1985

無(wú)止回閥.帶法蘭的吸濾器

(Flanged suction strainers without non-return valve)

DIN 87106-1975

DIN87101止回閥用定位裝置

(Locking Devices for Non-return Flaps in accordance with DIN 87101)

DIN 3259-1985

帶止回閥的法蘭吸濾器(腳閥)

(Flanged suction strainers with non-return valve)

DIN 477-4-1982

氣瓶閥.輕便儲(chǔ)氣瓶頸的止回閥

(Compressed gas cylinder valves; swing check valves for camping-cylinders)

DIN 3538-1986

煤氣裝置管件.止回閥.內(nèi)螺紋接頭

(Valves for gas installations; butterfly valves; female threaded ends)

DIN 3248-1985

無(wú)止回閥.帶內(nèi)螺紋連接的吸濾器

(Threaded suction strainers without non-return valve)

DIN 3249-1985

帶止回閥.內(nèi)螺紋連接的吸濾器(腳閥)

(Threaded suction strainers with non-return valve)

DIN EN 1074-3-2000

供水用閥門(mén).適用性要求和檢查試驗(yàn).第3部分:止回閥

(Valves for water supply - Fitness for purpose requirements and appropriate verification tests - Part 3: Check valves; German version EN 1074-3:2000)

DIN 74280-1998

 

 

收藏該商鋪

請(qǐng) 登錄 后再收藏

提示

您的留言已提交成功!我們將在第一時(shí)間回復(fù)您~

對(duì)比框

產(chǎn)品對(duì)比 產(chǎn)品對(duì)比 聯(lián)系電話(huà) 二維碼 意見(jiàn)反饋 在線交流

掃一掃訪問(wèn)手機(jī)商鋪
0577-67376463/67376465
在線留言
主站蜘蛛池模板: 江口县| 昭觉县| 阿鲁科尔沁旗| 靖江市| 盐津县| 峨边| 大英县| 襄垣县| 新龙县| 临颍县| 衡阳县| 盐边县| 汤阴县| 齐河县| 龙门县| 申扎县| 马龙县| 巴东县| 宜春市| 炎陵县| 雅安市| 天津市| 石楼县| 广南县| 淮阳县| 凌海市| 宜兰市| 富顺县| 镇江市| 恭城| 兴海县| 大安市| 屏边| 兰州市| 勃利县| 化州市| 桂东县| 香格里拉县| 大姚县| 闽清县| 彭州市|