H3-SH7-B flender españa Helical gear boxes H3

Flender/Flender Gear Units/Helical gear boxes H3

BRUSHING, SURFACE SHOULD HAVE FAINT METALLIC SHEEN. ST.2 SSPC-SP- 2 - - THIS METHOD IS APPLIED WHEN THE SURFACE IS EXPOSED TO NORMAL ATMOSPHERIC CONDITION WHEN OTHER METHODS CANNOT BE ADOPTED AND ALSO FOR SPOT CLEANING DURING MAINTENANCE PAINTING. 2. MECHANICAL OR POWER TOOL CLEANING REMOVAL OF LOOSE RUST, LOOSE MILL SCALE AND LOOSE PAINT TO DEGREE SPECIFIED BY POWER TOOL CHIPPING, DESCALING, SANDING, WIRE BRUSHING AND GRINDIN, AFTER REMOVAL OF DUST, SURFACE SHOULD HAVE PRONOUNCED METALLIC SHEEN. ST.3 SSPC-SP- 3 - - -DO- 9 of 1 STANDARD TECHNICAL SPECIFICATION MECON LIMITED REGD. OFF: RANCHI 8 OIL & GAS SBU, DELHI DOCUMENT NO. Page 1 of 5 TITLE MEC//0/2/0 REVISION : 0 SHOP & FIELD PAINTING EDITION : 1 TABLE- (for clause 5.0) SURFACE PREPARAT ION STANDARDS VARIOUS INTERNATIONAL STANDARDS (EQUIVALENT) . NO. DESCRIPTION SWEDISH STANDARD SIS-0-5 1 SSPC-SP USA NACE USA BRITISH STANDARD BS-4: 1 REMARKS 3. BLAST CLEANING (AIR & WATER) THERE ARE FOUR COMMON GRADES OF BLAST CLEANING 3.1 WHITE METAL BLAST CLEANING TO WHITE METAL CLEANLINESS REMOVAL OF ALL VISIBLE RUST, MILL SCALE PAINT & FOREIGN MATTER 1% CLEANLINESS WITH DESIRED SURFACE PROFILE. SA-3 SSPC-SP- 5 NACE#1 FIRST QUALITY WHERE EXTREMELY CLEAN SURFACE CAN BE EXPECTED FOR PROLONG LIFE OF PAINT SYSTEMS. 3.2 NEAR WHITE METAL BLAST CLEANING TO NEAR WHITE METAL CLEANLINESS, UNIT AT LEAST 9% OF EACH ELEMENTS OF SURFACE AREA IS FREE OF ALL VISIBLE RESIDUES WITH DESIRED SURFACE PROFILE. SA 2 SSPC-SP- 1 NACE #2 SECOND QUALITY THE MINIMUM REQUIREMENT FOR CHEMICALLY RESISTANT PAINT SYSTEM SUCH AS EPOXY, VINYL, POLYURETHANE BASED AND INORGANIC ZINC SILICATE PAINTS, ALSO FOR CONVENTIONAL PAINT SYSTEM USED UNDER FAIRLY CORROSIVE CONDITIONS TO OBTAIN DESIRED LIFE OF PAINT SYSTEM. 9 of 1 STANDARD TECHNICAL SPECIFICATION MECON LIMITED REGD. OFF: RANCHI 8 OIL & GAS SBU, DELHI DOCUMENT NO. Page 1 of 5 TITLE MEC//0/2/0 REVISION : 0