STJLR.50.5054-2010防腐涂层材料规范锌镍合金、三价钝化剂加密封剂或表层涂层;eng.pdf

JaguarCarsLandRover-EngineeringStandardStandard:STJLR.50.5054

Issue:1

Date:12May2010

Title:MaterialSpecificationforCorrosionPage:1of6

ProtectionCoating:ZincNickelAlloy,

TrivalentPassivateplusSealerorTopCoat;

SilverorBlack

AINDEX

AIndex

BScope

CObject

DReview

ERelatedDocuments

FRequirements

ZChangeHistory

BSCOPE

Thisstandardappliestocorrosionprotectivecoatingsoversteel,whichareusedonallJaguarand

LandRovervehiclelines.

COBJECT

Thematerialsdefinedbythesespecificationsarecorrosionprotectivecoatingsoversteel.They

consistofanalkalinezincnickel(ZnNi)alloyelectrodepositandatrivalentchromiumpassivate.A1

andA2coatingsincludeasealerortopcoattoprovideenhancedcorrosionprotectionandcolour.

Whenusedwithanintegrallycuredtorquemodifiedpostdiptreatment,theseprocessesprovide

consistenttorque-tensioncontrol.

•A1Corrosionprotectivecoating,zincnickelalloy,trivalentpassivateplusorganicsealer,

coloursilver.

Approvedmaterials:-Atotech–RodipZNX,ReflectalloyZNA,CorrosilCFS-R

•A2Corrosionprotectivecoating,zincnickelalloy,trivalentpassivatepluscathodic

electrocoat,colourblack.

Approvedmaterials:-.Atotech–RodipZNA,ReflectalloyZNA

PPGIndustries–FramecoatPaste,FramecoatResin

•A3Corrosionprotec