油漆喷砂方案

Content

目录

一General 工程概况

二Reference 编制依据

三Work Content and Operation Flow 工作内容及操作流程

四Quality Requirement 质量要求

五Safety Measure and Housekeeping 安全措施及文明施工

一General 工程概况

1.purpose and applicable scope 目的与适用范围

This statement is compiled for blasting, painting and installation instruction of Carbon Steel pipe and support in Bayer MDI MNB/ANILINE. The purpose is to instruct for the handling of Carbon Steel surface and painting work. This statement is applicable for the blasting and painting of various attached part surface, such as Carbon Steel pipe, steel component and pipe support, which is to guide construction team to conduct blasting and painting work as per design and technical standard and requirement. This proposal shall meet the design and technical specification and standard requirement.

本方案是为拜耳异氰酸酯和聚醚项目MDI联合装置硝基苯生产单元和苯胺生产单元。装置中的碳钢管道、支架的，油漆、喷砂，作业安装指导而编制，编写本文的目的是为了对碳钢表面的处理及涂装作业进行指导。本方案适用于碳钢管道、钢构件、管道支架等各类附属部件表面预处理喷砂、油漆涂装等工作, 旨在指导施工班组按设计及技术规范标准要求进行油漆喷砂安装作业，使油漆喷砂作业质量能符合设计及技术规范标准要求。

二Reference 编制依据

GB-8923-88 《corrosion grade and rust removing grade on steel material

surface before painting》

GB-8923-88 《涂装前钢材表面锈蚀等级和除锈等级》

SYJ4007-86《handling specification of steel material surface before painting》SYJ4007-86《涂装前钢材表面处理规范》

SY/T 0063-1999《leakage test method of pipe corrosion prevention layer》

SY/T 0063-1999《管道防腐层检漏试验方法》

HGJ229《construction and acceptance specification of chemical equipment and pipe anti-corrosion project》

HGJ229《化工设备、管道防腐蚀工程施工及验收规范》

SYYT4059-93《construction and acceptance specification of steel vessel anti-corrosion and insulation project》

SYYT4059-93《钢质容器防腐和保温工程施工及验收规范》

《construction and acceptance specification of industrial metal pipe project》

GB50235-97

《工业金属管道工程施工及验收规范》GB50235-97

《construction and acceptance specification of industrial equipment and pipe

anti-corrosion project》HGJ-229-91

《工业设备、管道防腐蚀工程施工及验收规范》HGJ-229-91

Bayer standard WN416C 拜耳工作标准WN416C

Pipe design drawing, detailed drawing and relevant technical

document and standard of pipe support 管道设计图纸、管道支架详

图和有关技术文件标准

三

1.operation procedure and technical requirement 操作程序及技术要求

1.1Carbon Steel surface handling, protection and painting

碳钢表面处理、保护及涂装

1.1.1Pre-condition review 先决条件检查

(1)Relevant technical specification that mentioned above shall be complete.

上述相关的技术规范都应齐全

(2)Paint supplier shall be the acceptable supplier reviewed by CNF company,

ex-factory date, effective date, name, batch number and manufacturer

certificate shall be complete, and the following technical document shall be

provided: 涂料供应厂商必须是通过我公司评审的合格供应商，涂料的

出厂日期、有效期、名称、批号、生产合格证应齐全，并提供以下技术

资料：

●Production permits and contact method. 生产许可证,联系方式

●Inspection report of paint variety 各涂料品种的检验报告。

●Technical and construction instruction of paint 涂料的技术说明书和施工

说明。

●Warranty of paint 涂料的质保书。

●Re-check report of paint 涂料的复验报告。

(3)Carbon Steel base material shall be superficially prepared, and painted

after reaching design requirement. 碳钢基材要求进行表面处理，

达到设计要求后方可进行涂装。

(4)Equipment, tool and consumable 设备、工具与消耗品：

Paint brush, oil barrel, paint, abrasive paper, steel brush, putty knife, measuring scale, electronic Micron thickness gauge, blasting equipment;

etc. 油刷、油桶、涂料、砂纸、钢丝刷、油灰刀，计量秤、电

子测厚仪、喷砂设备等。

(5)Environmental requirement 环境要求

●Relative moisture≤70% when blasting and painting.

进行喷砂涂装时相对湿度≤70%

●Metal surface shall be clean and dry before painting.

需涂装金属表面应清洁干燥

●Surface temperature shall not below 3℃ and shall be above 30℃, in order to

prevent condensate from production.

表面温度高于露点温度3℃以上，防止表面有冷凝水产生。

●Blasting & Painting yard shall be clean dry and no dust collected, including

weather protection.

涂装施工场地要求清洁，无灰尘.

1.1.2Surface preparation of material (rust removing)基材的表面处理（除锈）：

As for the grease adhered surface, use solvent to remove oil, and then

adopt blasting or manually and mechanically removing rust, the rust removal grade after the above steps shall be as per design regulation or relevant standard requirement. if there is no requirement, rust removal grade shall be at least Sa2.5 stipulated in GB8923-88《surface rust grade before painting and rust removing grade》; That is to say, there is no obvious grease and dust, oxide, rust and other attachment have been basically removed, and its remains shall be attached firmly.

对粘有油脂的待处理表面，使用溶剂进行脱脂处理，然后采用喷

砂除锈或人工机械除锈，喷砂处理或人工机械除锈后的金属表面

除锈等级，应符合设计规定或有关标准的要求，当无设计规定的

金属表面的除锈等级应至少达到现行GB8923-88《涂装前钢材表

面锈蚀等级和除锈等级》中规定的Sa2.5级；即钢材表面无可见

的油脂和污垢，并且氧化皮、铁锈和油漆涂层等附着物已基本清

除，其残留物应是牢固附着的。

(1)Blasting handling: 喷砂处理：

●This method shall adopt dry abrasive material, like quartz sand.喷砂处理

应采用干燥的磨料，所用磨料为：石英砂。

●Put quartz sand into the special Blasting cylinder. 将石英砂装入专用喷

砂缸

●Using air compressor to press the quartz sand in the cylinder to ejection

gun through special pipe, and then blast on metal pipe surface.用空气压

缩机将装于缸内的石英砂通过专用管道接至喷枪,对金属管表面进行

喷砂处理.

●Operation 喷砂操作

——ordinary ejection gun shall be used on external surface

普通喷枪用于外表面喷射。

——rotated sprayer shall be used superficial spray of straight pipe whose internal diameter≥82mm.

旋转式喷头用于内径≥82mm的直管表面喷射。

——spear type jet shall be used for pipe of internal diameter<82mm 长矛式喷枪用于内径<82mm的管子表面喷射。

●Paint blasted metal pipe surface after blowing clean by air compressor.

喷砂处理后的金属管表面,用压缩空气吹扫干净后喷漆.

(2)Manually and mechanically removing rust 人工机械除锈

Handle on surface with hand or power tool by means of brushing, shoveling, skiving or scraping. 使用手工或动力工具通过刷、铲、磨、刮的方法进行表面处理。

1.2 technical requirement 技术要求

●Paint soon after superficially preparation, it shall not expose in open yard for

two hours; and the longest exposure time shall not beyond four hours.

表面处理后，应尽快进行涂装，最长不超过4小时，在露天环境下不超过2小时。

●Dry time and film thickness of the paint on each layer shall be as per the

specification of coat technical instruction.

各道涂层涂装的干燥时间及漆膜厚度按涂料技术说明书的规定执行。

●paint specification of Bayer project 拜耳项目油漆规定；

1.primer coat of Carbon Steel pipe shall be as per Bayer standard

（SYSTEM3）,use SIGMA cover HS zinc primer 7702, pipe with above

120 temperature uses SIGMA Tornusil MC 58, then primer being coated on

pipe. The thickness of coat film is 80μm.

碳钢管道涂刷底漆按照拜耳工作标准系统3（SYSTEM3）中，采用SIGMA

牌号的双组份高固态聚酰胺固化环氧富锌底漆牌号7702，管道温度在120

以上的采用SIGMA牌号的双组份湿气固化无机硅酸锌底漆牌号MC58，管

道涂刷一遍底漆。漆膜厚度为80μm.

2.paint for pipe support shall be as per Bayer standard （SYSTEM3）,use one

time of SIGMA cover HS zinc primer 7702, as for intermediate coat of pipe support,

use one time of Sigmadur top-coat 520, while as for top-coat of pipe support, use

Sigmadur top-coat 188. The thickness of coat film in each layer is 80μm.管道支架

油漆涂刷按照拜耳工作标准系统3（SYSTEM3）中，采用SIGMA牌号的双组

份高固态聚酰胺固化环氧富锌底漆牌号7702一遍，管道支架中间漆，采用

SIGMA牌号的双组份厚浆型脂肪族哑光聚氨酯面漆牌号520一遍，管道支架

面漆，采用SIGMA牌号的双组份脂肪族聚氨酯面漆牌号188一遍。每层漆膜

厚度为80μm

●pipe ID requirement: pipe of above DN50---straight line width of color

code is 15mm; while that of below DN40 pipe is 10mm.

管道标识要求；DN50以上的管道，色标的直线宽度为15mm，

DN40以下的管道，色标的直线宽度为10mm。

——Stainless Steel material 不锈钢材料

Different color marking shall be for different usage as per design document

requirement, in order to identify difference; the color code shall be marked

on the whole length of pipe.

不锈钢材料根据设计文件要求的用途应有不同的标记，以示区别，并有色标进行不同材质间的区别，色标应为直线贯穿整个管材；

color code regulation of Bayer project: 拜耳项目色标规定:

304L: Blue 304L:蓝色

304L(Mb＜0.3% :Brown 304L(Mb＜0.3%:褐色

904L:orange 904L:桔黄色

——Carbon Steel material 碳钢材料

Different color marking for material shall be as per the designed pressure

grade and ID code number, in order to identify different material, the color

code shall be painted whole length of pipe.

材料根据设计的压力级别、材质及供货编码号，应有各自不同的标记，并有色标进行不同材质间的区别,色标应为直线贯穿整个管材；

color code regulation of Bayer project:拜耳项目色标规定；

20# steel GB3087: Black 20#钢GB3087，涂黑色。

20G steel GB5310: Green 20G钢GB5310，涂绿色。

●color code of other pipes and ID position of fittings see attached table1;

其它管道色标颜色管配件的标识位置详见附表1；

● Paint record shall be done daily. 每天都应做好涂装工作现场记录。

1.3 ID transfer标识移植

Original ID shall be transferred due to field cutting and process for Carbon Steel pipe and pipe support type steel in case of wrong usage of material.

由于现场对碳钢管道、管道支架型钢的切割加工须对原标识移植、防止错用。

1.4 coat quality inspection 涂装质量检查

(1)inspection of superficial treatment 表面处理检查

Inspect surface treatment for rust removal grade according to coat system shall be used.

根据使用的涂层系统，检查表面处理达到的除锈等级。

(2)quality inspection 质量检查

Film appearance requirement: no crack, no paint lost, no wrinkle, no depression, no air bubble; etc, film shall be smooth and level.

漆膜外观要求，无裂纹、漏涂、流柱、起皱、凹陷、气泡等缺陷，漆

膜应光滑平整。

(3)涂层厚度检验

●Each coat thickness and time shall be as per design requirement or regulation

in production instruction. If there is no requirement, the thickness is at least

80um.

每道涂层厚度及涂装时间应符合设计要求或产品说明书中的规定,涂层厚度在无设计规定时，至少大于80um.

●Coat film thickness shall be measured by dry film thickness guage in

different place.

干膜厚度采用干膜测厚仪测试, 应在不同部位测定涂层的厚度。

(3)Repair 修补

Regarding the damaged film or parts with unacceptable inspection thickness, check their paint; use the same paint to repair them. Before repairing, superficially treatment shall be properly done to the basis of damaged part, then paint as per the quality requirement.

损坏的漆膜或检验厚度不合格的部件，应与原涂层相同的涂层系统进行修补，修补前对损坏的部分的基底进行适当的表面处理，然后涂覆与原涂层相同的油漆并达到质量要求。

2. Attached table 附表

construction quality check record of corrosion project（SH3503-2001、J117table）.

防腐工程施工质量检查记录（SH3503-2001、J117表格）。

3. Note 注意事项

●paint shall be stored in dry warehouse with lower temperature and vent, the

warehouse shall be away from hot source and direct sunshine, isolated from

fire as well, in addition, it shall not be stored out-door. In the mean time,

prepare fire extinguisher.油漆应存放于温度较低、通风和干燥的室内仓

库，远离热源、避免日光直接照射并隔绝火种，不得存放在室外。并配

备消防灭火器材.

●No smoke and fire in the batch plant where is open paint, solidified

agent and liquefier, operation personnel shall not stay there for a long time. 存放有已打开的油漆、固化剂和稀释剂的配料间内，严禁吸烟或使用明火，操作人员应尽量避免在内停留过久。

●Illumination, vent and scaffold;etc shall be checked for reliability

before painting, check whether welding has finished or not, in case that welding work will damage the painted film. 进行涂装前必须检查所需的照明、通风、脚手架等设备是否完备可靠，焊接是否已经结束，尽量使焊接工作不损坏已涂装好的漆膜。

●if vent in paint work is poor, mandatory vent shall be adopted for the

safety of construction personnel and dryness of film.当油漆在通风条件较差的环境中进行施工，应采用较强制通风，以保证施工人员的安全和漆膜的干燥。

●Film shall be protected before dry and solidification, in case of flush

by rain and other liquid or step by work personnel.

漆膜在未干燥或固化之前，应采取保护措施，避免受到雨水和其他液体的冲洗或工作人员的践踏。

●Various precautions shall be taken before painting in case of accident

occurring. Personal protection shall be paid great attention during painting.

在进行涂装作业时，必须采取各种预防措施，以防止意外事故发生。

对施工人员应进行必要的个人防护。

●Good ventilation is necessary for construction site, cable shall be

installed as per explosion-proof grade, start device and of motor and power distribution equipment shall be explosion-proof, 36V safety lamp with glass cover shall be used in order to prevent electrostatic collection, sprayer and jet shall be equipped with earthing connection device.施工场所应有良好的通风条件，电缆必须按防爆等级进行安装,电动机的起动装置和配电设备应是防爆的，照明灯应用36V的安全灯并用玻璃罩保护，为避免静电聚集，喷漆及喷枪应有接地装置。

●Hot work is prohibited in painting place, explosion or combustion

caused by metal friction or sparks of electrical instrument shall be also

avoided. For instance, fire caused by paint shall be put out by CO2

extinguisher ,foam extinguisher or dry powder extinguisher instead of

water.油漆施工处严禁焊接、切割、吸烟或点火，也应避免金属磨

擦或电器的火花引起爆炸或燃烧。如油漆起火，切勿以水灭火，应

使用泡沫、二氧化碳或干粉灭火器扑灭火焰。

●During manually or power tool rust removing or old film removing, in

order to prevent eyes from damage or dust, glasses and mask shall be

worn, 在使用手工或风动工具除锈或除旧漆膜时，为了避免眼睛

受伤和吸入灰尘，应戴防护眼镜和防尘口罩。

●In order to prevent paint from splashing on skin or into eyes, work suit,

glove and glasses shall be worn during construction. Otherwise, use

soap and fresh water to clean instead of solvent; or ask for doctor for

examination after washing. If operation personnel has the feeling of

daziness, headache,vomit;ect, immediately go to the place for fresh air,

don’t work until the vent is improved. If faint due to breathing over

amount of solvent gas or paint fog, move him to the fresh air place till

he restores. Forced movement is not allowed. 为了防止油漆溅到

皮肤上或眼睛内，施工时必须穿戴工作服、手套、防护眼镜。如油

漆溅到皮肤上，应用肥皂和清水洗净，最好不要用溶剂；如油漆溅

入眼睛内，应立即以清水进行冲洗，然后立即找医生检查。操作人

员如有头晕、头痛、恶心、呕吐等不适感觉，应立即到有新鲜空气

的地方，直至原工作处的通风得到改善后才可继续进行涂装。如吸

入过量和溶剂气体或漆雾而晕厥者，则应立即将其移至空气新鲜的

地方，使其逐渐复原，但不要进行强迫运动。

4. special requirement 特殊要求

1.1 painting personnel on Bayer site shall prevent all equipment, wall, floor,

ceiling and other surface from damage. There shall be necessary protective

material to prevent paint from dropping during construction. 油漆工作

人员在拜耳现场工地施工时必须保护所有的设备、墙壁、地板、天

花板和其他表面.避免破坏，施工时，为了防止油漆滴落，必须有

必要的保护布质和其他材料一保护表面。

1.2. Painting construction personnel shall especially keep clean, and no paint

on valve handle, axial center of motor and other movable place, in order to

prevent their free movement. Any paint dropped on the above surface

shall be carefully and completely cleaned. 油漆施工人员必须特别小

心保持干净清洁，并且所有的阀类的阀柄、马达轴心和其他可移动处

不需要上漆，以免妨碍其自由移动。任何滴落在上述表面的油漆必须

小心和完全的清除。

1.3. Name plate, pressure gauge, level gauge, mechanical process surface and

instruction facility of electrical instrument shall be free from paint.

设备上的铭牌、压力表、仪表用液位计、机械加工表面、电器的指

示设施等，不可以上漆或有任何滴落的油漆。

1.4 Paint workers shall carry out the safety specification in Temporary Power

Supply method Statement of Construction Site when working around switch box or control tray. 油漆工人在开关箱或控制盘周边施工时，必须严格执行施工现场临时用电方案中的安全规定，防止造成意外触电等事故。

1.5 construction personnel shall timely clean the paint on the place where there

is no need to be painted, such as wall, floor, window, equipment surface

and insulation surface. 施工人员必须及时清除如滴落在墙壁上、

地面上、窗户玻璃上、设备的表面上、保温表面等不需要油漆得地方

的油漆污点。

1.6 there shall be proper vent and fireproof measure in paint mixing room,

floor shall be clean, cloth with grease and waste shall be cleaned before

finishing work. 拌和油漆的房间必须有适当的通风和适当

的消防措施，地板随时保持清洁，含油的布、废弃物等，在每天工作

结束前必须清除。

1.7 relevant department of owner shall be invited to check fire-fighting

equipment before construction; fire-fighting equipment shall be properly

equipped in place on construction site. 必须在施工前请业主有关部门确认消防设备，在施工场所必须按要求配置消防设备。

五. Safety measure and housekeeping

安全措施及文明施工：

a)Helmet shall be well worn and the belt of helmet shall be tied when entering

site; properly use PPE.

进入现场必须戴好安全帽，系好帽带；并正确使用个人劳动用品；

b)Each kind of power and mechanical equipment shall have reliable and safe

earthing connection, so that they shall be started for use; non-electric and gas construction personnel is prohibited to use electrical equipment; 各种电动机械设备，必须有可靠的安全接地，才能开动使用；非电气施工人员，严禁使用机电设备；

c)Site shall be kept clean, each kind of equipment, material and scraps shall be

laid down at the indicated place. Walk on the indicated way on construction site, and shallnot go through the dangerous area of throwing. 现场应保持清洁，各种设备，材料和费料应按指定地点堆放。在施工现场应按指定道路行走，不能从危险地区通过。

d)Paint shall not be random laid down, waste material shall be routine cleaned.

e)涂料不得随意堆放，废料应定期清理。

f)Strictly follow each safety rules and regulation of company firmly stop the

breach behavior

g)施工时严格恪守公司的各项安全规章制度，坚决杜绝习惯性违章。