BS EN 13889-2003 A1-2008 一般提升用锻钢钩环.D形钩环和弓形钩环.6级安全性

BS EN 13889-2003 A1-2008 一般提升用锻钢钩环.D形钩环和弓形钩环.6级安全性
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BS EN 13889-2003 A1-2008 一般提升用锻钢钩环.D形钩环和弓形钩环.6级安全性

BSEN138892003A12008是一项欧洲标准,主要规定了用于一般提升用途的锻钢钩环(Forgedsteelliftinghooks—Liftinghookswithcircularopening,alsoknownasDee(D形)hooksandBow(弓形)hooks),其安全等级为6级(SIL6),适用于额定载荷下的安全使用。

根据标准要求,钩环必须采用优质碳素钢或合金钢锻造而成,经过热处理以提高其机械性能,并通过严格的无损检测(如磁粉探伤)来确保无内部缺陷。产品在出厂前需进行负载测试,包括验证载荷试验和破坏载荷试验,确保其安全系数达到6级标准,即其最小破断载荷为额定载荷的6倍。

此外,标准还规定了钩环的标识内容,包括制造商标志、额定载荷、序列号、制造年份等信息,以便于追溯和定期检查。BSEN138892003于2008年发布了A1修正案,对部分技术条款进行了更新和补充,进一步提高了产品的安全性和互换性。

总之,BSEN138892003A12008标准为锻钢钩环的设计和制造提供了统一的技术规范hj 471-2020 纺织染整工业废水治理工程技术规范,是确保起重作业安全可靠的重要依据。

Key: 1 Hook 2Spacers 3Correct 4Incorrect

FigureA.2Useofloosespacersonsha

eA.2Useofloosespacersonshacklepin

BSEN13889:2003+A1:2008 EN13889:2003+A1:2008(E)

Figure A.3—Use of shackles to avoid pin unscrewing: example 1

BSEN13889:2003+A1:2008 EN13889:2003+A1:2008(E)

—Useofshacklestoavoidpinunscrewing:

BSEN13889:2003+A1:2008 EN 13889:2003+A1:2008(E)

BSEN13889:2003+A1:2008 EN13889:2003+A1:2008(E)

A.3Inspection

BSEN13889:2003+A1:2008 EN13889:2003+A1:2008(E)

Shackle pins

The threaded shackle pins shall be as shown in Figure B.1.Other suitable forms of pinhead are ad TypeW:screwedwitheyeandcollar.

shackle pins shall be as shown inFigure B.1.Other suitable forms of pin head are acceptable. peW:screwedwitheyeandcollar

b)TypeX:boltwithhexagonhead,hexagonnutandsplitcotterpin

BSEN13889:2003+A1:2008 EN13889:2003+A1:2008(E)

BSEN13889:2003+A1:2008 EN 13889:2003+A1:2008(E)

Annex C (informative)

BSEN13889:2003+A1:2008 EN13889:2003+A1:2008(E)

Relationshipbetween thisEuropeanStandard and theEssenti

ThisEuropeanStandardhasbeenpreparedunderamandategiventoCENbytheEuropeanCon EuropeanFreeTradeAssociationtoprovideameansofconformingtoEssentialRequireme ApproachDirective98/37/EC,amendedby98/79/EConmachinery.

BSEN13889:2003+A1:2008 EN13889:2003+A1:2008(E)

Relationshipbetween thisEuropeanStandard and theEssential

isEuropeanStandardhasbeenpreparedunderamandategiventoCENbytheEuropeanComm ropeanFreeTradeAssociationtoprovideameans of conforming toEssentialRequirement proachDirective2006/42/EConmachinery.

gdbd-2021-01标准下载BSEN13889:2003+A1:2008 EN13889:2003+A1:2008(E)

Bibliography

BSEN 13889:2003 +A1:2008

BSEN 13889:2003 +A1:2008

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