SHT3501-2021 石油化工有毒、可燃介质钢制管道工程施工及验收规范
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ICS 77.120.01
P 72
备案号:J3024-2022
中华人民共和国石油化工行业标准
SH/T 3501—2021
代替 SH 3501—2011
石油化工有毒、可燃介质钢制管道工程
施工及验收规范
Construction and acceptance specification for toxic and combustible fluid steel
piping engineering in petrochemical industry
2021-08-21 发布 2022-02-01 实施
中华人民共和国工业和信息化部
发 布
目 次
前言 ····························································································································· V
1 范围 ························································································································· 1
2 规范性引用文件 ·········································································································· 1
3 术语和定义 ················································································································ 2
4 基本规定 ··················································································································· 3
5 管道组成件和支承件的到货验收 ····················································································· 4
5.1 一般规定 ············································································································ 4
5.2 管子和管件的验收 ·································································································· 5
5.3 阀门验收 ·············································································································· 6
5.4 法兰、法兰盖及翻边短节的验收 ················································································ 8
5.5 紧固件的验收 ········································································································ 8
5.6 垫片的验收 ··········································································································· 9
5.7 金属波纹管膨胀节的验收 ························································································· 9
5.8 爆破片安全装置的验收 ·························································································· 10
5.9 阻火器的验收 ······································································································ 10
5.10 管道支承件的验收 ······························································································ 10
6 阀门试验 ·················································································································· 11
6.1 一般规定 ············································································································· 11
6.2 壳体试验 ············································································································· 11
6.3 密封试验 ············································································································ 12
6.4 上密封试验 ········································································································· 14
6.5 安全阀调整试验 ··································································································· 14
7 管道预制及安装 ········································································································ 15
7.1 管道预制 ············································································································ 15
7.2 管道安装 ············································································································ 17
8 管道焊接 ················································································································ 20
8.1 一般规定 ·········································································································· 20
8.2 焊前准备与接头组对 ··························································································· 21
8.3 焊接工艺要求 ···································································································· 23
8.4 焊后热处理 ········································································································· 24
8.5 焊接质量检查 ···································································································· 27
9 管道系统试验 ·········································································································· 29
9.1 管道系统压力试验 ······························································································ 29
SH/T 3501—2021
III
9.2 管道系统吹扫和清洗 ····························································································· 31
9.3 泄漏试验 ············································································································ 32
9.4 真空度试验 ······································································································· 33
10 施工过程技术文件和交工技术文件 ············································································· 33
附录 A(资料性附录) 常用有毒介质、可燃介质 ······························································· 35
附录 B(资料性附录) 弯管加工记录 ··············································································· 38
本标准用词说明 ············································································································· 39
附:条文说明 ················································································································ 40
SH/T 3501—2021
IV
Contents
Forword ························································································································ V
1 Scope ························································································································ 1
2 Normative references ····································································································· 1
3 Term and definitions ······································································································ 2
4 General requirements ····································································································· 3
5 Acceptance of piping components and supports ······································································ 4
5.1 General requirements ································································································ 4
5.2 Pipes and fittings examination ····················································································· 5
5.3 Valves examination ·································································································· 6
5.4 Flanges, blinds and stub-ends examination ······································································· 8
5.5 Fasteners examination ······························································································· 8
5.6 Gaskets examination ································································································· 9
5.7 Expansion joints of metal bellows examination ································································· 9
5.8 Bursting disc examination ························································································ 10
5.9 Flame arrester examination ······················································································· 10
5.10 Piping supports examination ···················································································· 10
6 Valves testing ············································································································· 11
6.1 General requirements ······························································································· 11
6.2 Shell test ·············································································································· 11
6.3 Closure test ·········································································································· 12
6.4 Backseat test ········································································································ 14
6.5 Safty valves test ···································································································· 14
7 Piping prefabrication and installation ················································································ 15
7.1 Piping prefabrication ······························································································ 15
7.2 Piping installation ·································································································· 17
8 Piping welding ··········································································································· 20
8.1 General requirements ······························································································ 20
8.2 Welding preparation and joint assembly ········································································ 21
8.3 Welding procedure requirements ················································································ 23
8.4 Post weld heat treatment ·························································································· 24
8.5 Welding quality inspection························································································ 27
9 Piping system testing ··································································································· 29
9.1 Piping pressure test ································································································ 29
SH/T 3501—2021
V
9.2 Piping blowing and cleaning ····················································································· 31
9.3 Leak test ············································································································· 32
9.4 Vacuum test ········································································································· 33
10 Construction and handover documentations ······································································· 33
Appendix A (informative) Common toxic and combustible fluid ·················································· 35
Appendix B (informative) Pipe bending record ······································································· 38
Explanation of wording ····································································································· 39
Add: Explanation of article ································································································· 40
SH/T 3501—2021
VI
前 言
根据中华人民共和国工业和信息化部《2019 年第二批行业标准制修订项目计划》(工信厅科函
〔2019〕195 号)的要求,标准编制组经广泛调查研究,认真总结实践经验,参考有关国际标准和国外
先进标准,并在广泛征求意见的基础上,修订本标准。
本标准共分 10 章和 2个附录。
本标准的主要技术内容是:管道组成件和支承件的到货验收、阀门试验、管道预制及安装、管道焊
接、管道系统试验。
本标准修订的主要技术内容是:
—
调整了管道分级;
—
修订了管道组成件和支承件的验收规定;
—
增加了阀门试验要求;
—
修订了管道组成件焊前预热要求;
—
修订了常用钢材焊接接头热处理基本要求;
—
增加了支管座焊接要求;
—
修订了管道焊接无损检测数量及验收标准;
—
修订了泄漏试验要求。
本标准由中国石油化工集团公司负责管理,由中国石油化工集团公司施工技术青岛站负责日常管
理,由 中石化第十建设有限公司负责具体技术内容的解释。执行过程中如有意见和建议,请寄送日常管
理单位和主编单位。
本标准日常管理单位:中国石油化工集团公司施工技术青岛站
通讯地址:山东省青岛市黄岛区漓江西路 677 号
邮政编码:266555
电 话:0532-55681828
传 真:0532-58681000
本标准主编单位:中石化第十建设有限公司/中石化第五建设有限公司
通讯地址:山东省青岛市黄岛区漓江西路 677 号/广州市荔湾区中山七路 81 号
邮政编码:266555/510180
本标准参编单位:中国石化工程建设有限公司
石油化工工程质量监督总站
本标准主要起草人员:宋纯民 杜红斌 牛宗志 张桂红 丘 平 陈永亮 胡联伟
本标准主要审查人员:吉章红 葛春玉 李永红 黄正林 姜万军 张奉忠 余志忻 齐一芳
金锦荣 许建林 李林科 肖 然 杨晓萌 李义成 张贤俊 王明春
本标准 1985 年首次发布,1997 年第 1次修订,2001 年第 2次修订,2002 年第 3次修订,2011 年
第4次修订,本次为第 5次修订。
SH/T 3501—2021
1
石油化工有毒、可燃介质钢制管道工程施工及验收规范
1 范围
本标准规定了石油化工工程中有毒、可燃介质钢制管道工程的施工、检查和检验要求。
本标准适用于石油化工工程中设计压力不大于 42MPa,设计温度-196℃~850℃的有毒、可燃介质
钢制管道工程的施工及验收,不适用于长输管道和城镇燃气管道工程的施工及验收。
2 规范性引用文件
下列文件对于本标准的应用是必不可少的。凡是注日期的引用文件,仅注日期的版本适用于本标准。
凡是不注日期的引用文件,其最新版本(包括所有的修改单)适用于本标准。
GB/T 229 金属材料 夏比摆锤冲击试验方法
GB/T 1954 铬镍奥氏体不锈钢焊缝铁素体含量测量方法
GB/T 4334 金属和合金的腐蚀 不锈钢晶间腐蚀试验方法
GB/T 5777 无缝和焊接(埋弧焊除外)钢管纵向和/或横向缺欠的全圆周自动超声检测
GB/T 12220 工业阀门 标志
GB/T 12241 安全阀一般要求
GB/T 12243 弹簧直接载荷式安全阀
GB/T 12245 减压阀性能试验方法
GB/T 13927 工业阀门 压力试验
GB 16912 深度冷冻法生产氧气及相关气体安全技术规程
GB/T 24925 低温阀门技术条件
GB/T 26479 弹性密封部分回转阀门 耐火试验
GB 30000.18 化学品分类和标签规范 第18 部分:急性毒性
GB/T 38343 法兰接头安装技术规定
GB 50016 建筑设计防火规范
GB 50160 石油化工企业设计防火规范
GB/T 50484 石油化工建设工程施工安全技术标准
GB 50517 石油化工金属管道工程施工质量验收规范
GBZ/T 230 职业性接触毒物危害程度分级
JB/T 12955 氧气用阀门 技术条件
NB/T 47013 承压设备无损检测
NB/T 47014 承压设备焊接工艺评定
NB/T 47018 承压设备用焊接材料订货技术条件
SH/T 3097 石油化工静电接地设计规范
SH/T 3503 石油化工建设工程项目交工技术文件规定
SH/T 3520 石油化工铬钼钢焊接规范
SH/T 3501—2021
2
SH/T 3523 石油化工铬镍不锈钢、铁镍合金、镍基合金及不锈钢复合钢焊接规范
SH/T 3525 石油化工低温钢焊接规范
SH/T 3526 石油化工异种钢焊接规范
SH/T 3543 石油化工建设工程项目施工过程技术文件规定
SH/T 3547 石油化工设备和管道化学清洗施工及验收规范
SH/T 3551 石油化工仪表工程施工及验收规范
SH/T 3554 石油化工钢制管道焊接热处理规范
SY/T 0599 天然气地面设施抗硫化物应力开裂和应力腐蚀开裂金属材料技术规范
TSG 07 特种设备生产和充装单位许可规则
TSG ZF001 安全阀安全技术监察规程
TSG Z6002 特种设备焊接操作人员考核细则
TSG Z8001 特种设备无损检测人员考核规则
3 术语和定义
下列术语和定义适用于本标准。
3.1
管道组成件 piping components
用于连接或者装配成承载压力且密闭的管道系统元件。
3.2
管道支承件 pipe-supports
将管道荷载传递到管架结构上的元件。
3.3
质量证明书 inspection certificate
由制造厂生产部门以外的独立授权部门或人员,按照标准及合同的规定,按批对交货产品进行检验
和试验,并注明结果的检验文件。
3.4
标志 marking
在管道、管道组成件和支承件外表面或标签上所做的标识符。
3.5
检查 examination
施工单位履行质量控制职责的过程,即检查人员按照相关规范和工程设计的要求,对材料、组成
件以及加工、制作、安装等过程进行的检测和试验,并做好记录。
3.6
检验 inspection
建设单位或总承包单位履行质量控制职责的过程,由建设单位、总承包单位对产品或管道施工是否
满足规范和工程设计要求而进行的验证过程。
3.7
脆性材料 fragile materials
延伸率小于 14%的材料。
3.8
有毒介质 toxic fluid
SH/T 3501—2021
3
GBZ/T 230 定义的危害程度等级为极度危害、高度危害、中度危害和轻度危害流体的总称。
3.9
可燃介质 combustible fluid
GB 50160 和GB 50016 定义的可燃气体和可燃液体的总称。
3.10
急性毒性 acute toxicity
经口或经皮肤给予物质的单次剂量或在 24h 内给予的多次剂量,或者 4h 的吸入接触发生的急性有
害影响。
3.11
冷态工作压力 cold working pressure
在-29℃~38℃介质温度时,阀门最大允许工作压力,缩写符号 CWP。阀门的温度-压力等级由相
关产品标准确定。
4 基本规定
4.1 石油化工有毒、可燃介质钢制管道(以下简称管道)的施工除应符合本标准的规定外,尚应符合
设计文件的规定。
4.2 管道施工时,修改设计文件或材料代用应经原设计单位书面同意。
4.3 管道施工的安全技术要求和劳动保护,应符合国家现行的有关法规及 GB/T 50484 的有关规定。
4.4 管道的施工单位应持有国家相关行政部门颁发的相应级别的压力管道安装许可证。
4.5 管道施工的焊工应按 TSG Z6002的规定进行考核,无损检测人员应按 TSG Z8001的规定进行考核,
并取得相应资格证书。
4.6 管道分级除应符合本标准表 4.6 的规定外,还应符合下列规定:
a) 输送氧气介质管道的级别应根据设计条件按本标准表 4.6 中乙类可燃气体介质确定;
b) 有毒介质急性毒性类别的分类应符合《危险化学品目录》中的规定;有毒介质危害程度等级分
级应符合 GBZ/T 230 的规定,常用介质的急性毒性和有毒介质危害程度等级参见附录 A;
c) 有毒混合物介质的急性毒性应按 GB 30000.18 中规定的混合物分类标准进行评估;混合物毒性介
质的危害程度等级应结合介质泄漏扩散的毒物浓度、接触途径、接触时间及工程经验等因素确定;
d) 可燃介质的火灾危险分类应符合 GB 50160 的规定;
e) 输送同时具有毒性和可燃性的介质管道,应按本标准表 4.6 中SHA 和SHB 的规定分别划分管道
级别,并按两者质量检查等级较高者确定;若质量检查等级相同时,宜按 SHA 的管道级别确定。
表4.6 管道分级
序号 管道级别 输送介质
设计条件
设计压力 P
MPa
设计温度 t
℃
1 SHA1
(1
)《危险化学品目录》中规定的毒性程度为急性毒性
类别 1的气体或液体、急性毒性类别 2的气体和最高工
作温度高于其标准沸点的液体
— —
(2)除(1)项外的极度危害介质、高度危害介质、中
度危害介质和轻度危害介质
P≥10 —
4≤P<10 t≥400
— t<-29
SH/T 3501—2021
4
表4.6 管道分级(续)
序号 管道级别 输送介质
设计条件
设计压力 P
MPa
设计温度 t
℃
2 SHA2
(3)除(1)项外的极度危害介质、高度危害介质、中
度危害介质和轻度危害介质 4≤P<10 -29≤t<400
(4)除(1)项外的极度危害介质和高度危害介质 P<4 t≥-29
3 SHA3 (5)中度危害介质 P<4 t≥-29
(6)轻度危害介质 P<4 t≥400
4 SHA4 (7)轻度危害介质 P<4 -29≤t<400
5 SHB1
(8
)甲类可燃气体、乙类可燃气体或甲类可燃液体(包
括液化烃)
P≥4 —
— t<-29
(9)乙类可燃液体或丙类可燃液体
P≥10 —
4≤P<10 t≥400
— t<-29
6 SHB2
(10
)甲类可燃气体、乙类可燃气体或甲类可燃液体(包
括液化烃) P<4 t≥400
(11)甲 A类可燃液体 P<4 -29≤t<400
(12)乙类可燃液体或丙类可燃液体 4≤P<10 -29≤t<400
7 SHB3
(13)甲类可燃气体、乙类可燃气体或甲 B类可燃液体 P<4 -29≤t<400
(14)乙类可燃液体 P<4 t≥-29
(15)丙类可燃液体 P<4 t≥400
8 SHB4 (16)丙类可燃液体 P<4 -29≤t<400
注:管道级别代码的含义为 SH 代表石油化工行业;A为有毒介质、B
为可燃介质;数字为管道的质量检查等级。
4.7 本标准表4.6 中所列管道的质量检查等级,还应符合下列规定:
a) 设计文件规定为剧烈循环工况和高温蠕变工况管道的质量检查等级为 1级;
b) 铬钼合金钢、双相不锈钢管道的质量检查等级不得低于 2级;
c) 奥氏体不锈钢和设计文件要求低温冲击试验的碳钢管道的质量检查等级不得低于 3级。
4.8 输送氧气介质管道的施工及验收除符合本标准的规定外,还应符合 GB 16912 的有关规定。
4.9 管道施工过程应做好成品保护。
5 管道组成件和支承件的到货验收
5.1 一般规定
5.1.1 TSG 07 制造许可范围内的管道元件制造单位,应具有国家相关行政部门颁发的相应类别的压力
管道元件制造许可证,产品上还应具有许可标志。有监督检验要求的,尚应有监督检验证明。
5.1.2 管道组成件和支承件应符合设计文件规定及本标准的有关要求。
5.1.3 管道组成件、弹簧支吊架、低摩擦管架、阻尼装置及减振装置等产品应有质量证明书。质量证
明书上应有产品标准、设计文件和订货合同中规定的各项内容和检验、试验结果。验收时应对质量证明
摘要:
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ICS77.120.01P72备案号:J3024-2022中华人民共和国石油化工行业标准SH/T3501—2021代替SH3501—2011石油化工有毒、可燃介质钢制管道工程施工及验收规范Constructionandacceptancespecificationfortoxicandcombustiblefluidsteelpipingengineeringinpetrochemicalindustry2021-08-21发布2022-02-01实施中华人民共和国工业和信息化部发布目次前言····················································...
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