PSPC是IMO关于新建船舶压载舱防护涂层性能标准

2020-06-07 13:23

PSPC是IMO关于新建船舶压载舱防护涂层性能标准。该标准包括涂料、涂层性能标准及造船涂装全过程质量控制要求两部分,要求海水压载舱防护涂层具有预期15年使用寿命,从防护涂层膜厚、涂装施工质量控制、防护涂层性能基本要求、涂层质量评定验收、涂层资格认可试验方法、设备等各环节进行全面控制。该标准适用于2008年7月1日后签订建造合同、2009年1月1日开始建造及2012年交付使用的所有500吨以上船舶。目前船舶压载舱涂层主要采用环氧类硬涂层涂装。根据国外船舶涂料实验室的检测结果,厚膜环氧硬质涂层有良好的附着力和耐模拟摇摆试验舱加速试验性,PSCP将环氧压载舱涂料作为涂料类型加以规定。

相比我国标准,PSPC增加了冷凝试验、耐阴极保护性{HotTag}、涂层柔韧性要求,且在涂层比重、附着力、与底漆配套等项目上作了更加细致的要求,尤其是耐盐雾、耐盐水、冷凝试验均要通过180天模拟舱试验严格检测。将环氧压载舱涂料作为涂料类型加以规定,PSPC强制执行将对我国船舶制造成本、制造周期、资源消耗等带来重大影响,且涉及船舶业多方利益,船舶涂料供应商将承担更多责任和保证。中国环氧树脂行业协会专家介绍表示,压载舱防护涂料在今后开发中,应首先满足附着力和耐模拟摇摆舱腐蚀试验要求,涂层应为硬干、致密状态。

针对PSPC对预处理钢板表面可溶性盐含量较严格的要求,准备压载舱涂料在不同表面盐含量时涂层抗起泡力的技术数据;目前环氧型压载舱涂层质地坚硬但脆性较大,应开发既符合附着力和耐腐蚀加速试验要求又具有一定耐冲击性的涂层。据中国环氧树脂行业协会专家了解,一些船舶事故是由于压载舱腐蚀导致船体强度下降而造成,压载舱防护涂层是影响船舶安全运营的重要因素。船舶压载舱保护涂料最大的威胁是在水下开裂,而这种开裂只有一种可能就是海水腐蚀,因此对压载舱进行防腐蚀涂装是非常重要的措施。免受腐蚀困挠的压载舱能够保证船舶在海上安全行驶,延长船舶的使用寿命。

Re:PSPC标准(中英文)

PERFORMANCE STANDARD FOR PROTECTIVE COATINGS FOR DEDICATED BALLAST TANKS IN ALL TYPES OF SHIPS AND DOUBLE-SIDE SKIN SPACES OF BULK CARRIERS

CONTENTS

1 Preface 3 2 Definitions 3

3 Application (SOLAS vs IACS) 4

4 General Principle for Inspection 5 5 Qualifications 6

5.1 Coating Inspectors 6 5.1.1 PSPC Requirements 6 5.1.2 Guidance 6 6 Coatings 7

6.1 Coating Systems 7 6.1.1 PSPC Requirements 7 6.1.2 Guidance 8

7 Primary Surface Preparation (PSP) 10 7.1 Blasting 10

7.1.1 PSPC Requirements 10 7.1.2 Guidance 10 7.1.3 Records 10

7.2 Shop Primer Application 11 7.2.1 PSPC Requirements 11 7.2.2 Guidance 11 7.2.3 Records 11 8 Assembly 12

8.1 Steel Surface Preparation 12 8.1.1 PSPC Requirements 12 8.1.2 Guidance 12 8.1.3 Record 12

8.2 Secondary Surface Preparation (SSP) 12 8.2.1 PSPC Requirements 12 8.2.2 Guidance 13 8.2.3 Records 14 8.3 Coating 14

8.3.1 PSPC Requirements 14 8.3.2 Guidance 15 8.3.3 Records 15 9 Others 16

9.1 Verification 16

9.1.1 PSPC Requirements 16 9.1.2 Guidance 17

9.2 Inspection 18

9.2.1 PSPC Requirements 18 9.2.2 Guidance 18

9.3 Annex 3 Dry Film Thickness Measurements 19 9.3.1 PSPC Requirements 19 9.3.2 Guidance 19

9.4 Example Reporting Forms 21

1 Preface The purpose of this Guideline is to provide guidance for implementation of “Performance Standard for Protective Coatings for dedicated seawater ballast tanks in all types of ships and

double-side skin spaces of bulk carriers (hereinafter referred to as “PSPC”)” referred in the amendments to regulations II-1/3-2 and XII/6 of the International Convention for the Safety of Life at Sea (SOLAS), 1974, as amended adopted by resolution MSC.216 (82).

本指南旨在为进行MSC.216(82)会议通过的SOLAS第 II-1/3-2和 XII/6.条修正案中所引入的PSPC所要求的执行提供指导。

The terms used in this Guideline have the same meaning as those defined in PSPC.

本指南中所引用的术语与PSPC中的定义相同。

These guidelines are developed based on the current available and approved types of paints and it is

recognised that new types of paint maybe developed in the future for which all these requirements may

not be appropriate. It is recognised in these guidelines but that any deviation from these requirements will

be specific to the paint being approved and form part of the testing and approved process to confirm their

compliance with the requirements of MSC.215(82) as amended.

本指南是基于目前已被认可的涂料系统所提出的,这些要求对于将来开发出的新型涂料系统可能并不适用。任何不是目前已被认可的涂料系统的其它涂料系统,需经检测试验认可,以证明该涂料系统符合MSC.215(82)提出的要求。 .

2 Definitions

For the purpose of this Standard, the following definitions apply:

下列定义适用于本标准:

2.1 Ballast tanks are those as defined in the guidelines for the selection, application and

maintenance of corrosion preventions systems of dedicated seawater ballast tanks (resolution A.798(19) and the Guidelines on the enhanced program of inspections during surveys of bulk carriers and oil tankers (A.744(18), as amended)

压载舱 为A.798 (19) 和A.744(18) 决议所定义的那些压载舱。

2.2 Dew point is the temperature at which air is saturated with moisture.

露点 为空气所含潮气饱和时的温度。

2.3 DFT is dry film thickness.

DFT 为干膜厚度。

2.4 Dust is loose particle matter present on a surface prepared for painting, arising from blast cleaning or other surface preparation processes, or resulting from the action of the environment.

灰尘为呈现在准备涂漆表面上的松散的颗粒性物质,是由于喷射清理或其他表面处理时产生的,或由于环境作用产生的。

2.5 Edge grinding is the treatment of edge before secondary surface preparation.

边缘打磨 系指二次表面处理前对边缘的处理。

2.6 “GOOD” condition is the condition with minor spot rusting as defined in resolution A.744(18).

“良好”状况 系指A.744 (18) 决议定义的有少量点锈的状况。

2.7 Hard coating is a coating that chemically converts during its curing process or a non convertible air drying coating which may be used for maintenance purposes. Can be either inorganic or organic.

硬涂层系指在固化过程中发生化学变化的涂层或非化学变化、在空气中干燥的涂层。硬涂层可用于维护目的,类型是无机的或有机的。

2.8 NDFT is the nominal dry film thickness. 90/10 practice means that 90% of all thickness measurements shall be greater than or equal to NDFT and none of the remaining 10% measurements shall be below 0.9 x NDFT.

NDFT为名义干膜厚度。90/10规则的意义是指:所有测量点中90%的点的测量值应大于或等于NDFT,余下10%的点的测量值均应不小于0.9×NDFT

2.9 Primer coat is the first coat of the coating system applied in the shipyard after shop primer application.

底漆 是指在钢材预处理线涂装车间底漆后,在船厂(按建造技术规格书)规定的涂层系统所涂装的第一道涂层。

2.10 Shop-primer is the prefabrication primer coating applied to steel plates, often in automatic plants (and before the first coat of a coating system).

车间底漆 是指钢材预处理时涂装在钢板表面的底漆,通常在自动化车间(即:钢材预处理流水线)喷涂,(在规定的涂层系统的第一道涂层之前,即2.9项所定义的底漆之前)。

2.11 Stripe coating is painting of edges, welds, hard to reach areas, etc., to ensure good paint adhesion and proper paint thickness in critical areas.

预涂 是指对关键区域,如:边缘、焊缝、不易喷涂区域等位置的预先涂装,以保证这些区域良好的涂层附着力和合适的漆膜厚度。

2.12 Target useful life is the target value, in years, of the durability for which the coating system is designed.

目标使用寿命 为涂层系统设计寿命的目标值,以年计。

2.13 Technical Data Sheet is paint manufacturers’ Product Data Sheet which contains detailed technical instruction and information relevant to the coating and its application.

技术规格书是涂料生产商的产品规格书,包含与涂料及其涂装有关的详细技术性说明和资料。

3 Application (SOLAS vs IACS)

The Performance Standard for Protective Coating (PSPC), made mandatory by SOLAS II-1, A-1, Reg. 3-2, was adopted by the IMO Maritime Safety Committee (MSC 82) in Istanbul, 8 December 2006.

PSPC标准已在2006年12月8日 的MSC82次会议上通过 ,并引入 SOLAS第II-1 章A-1部分第3-2条要求强制执行。

For SOLAS the dates of entry into force are:

SOLAS强制生效时间:

For ships of not less than 500 gross tonnage:


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