Mechanical
Mechanical Engineering
KS ISO 261:1998
ISO General purpose metric screw threads - General plan.
Specifies ISO general purpose metric screw threads (M) having basic profile according to KS ISO 68-1..
Kes 2,472.00
KS ISO 262:2023
ISO general purpose metric screw threads - Selected sizes for bolts, screws, studs and nuts threads
Specifies selected sizes for screws, bolts and nuts in the diameter range from 1 mm to 64 mm of ISO general purpose metric screw threads (M) having basic profile according to KS ISO 68-1..
Kes 2,163.00
KS ISO 965-3:2021
ISO general purpose metric screw threads - Tolerances - Part 3: Limit deviations for screw threads
Specifies deviation for pitch and crest diameters for ISO general purpose metric screw threads (M) conforming to KS ISO 261 having basic profile according to KS ISO 68-1..
Kes 3,605.00
KS ISO 965-2:1998
ISO General purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal crew threads - Medium quality.
Specifies limits of sizes for pitch and crest diameters for ISO general purpose metric screw threads (M) conforming to KS ISO 262 having basic profile according to KS ISO 68-1..
Kes 2,472.00
KS ISO 11427:2014
Jewellery Determination of silver in silver jewellery alloys - Volumetric (potentiometric) method using potassium bromide
Specifies a volumetric method for the determination of silver in silver jewellery alloys, preferably within the range of fineness stated in KS ISO 9202..
Kes 2,472.00
KS ISO 13756:2015
Jewellery - Determination of silver in silver jewellery alloys - Volumetric (potentiometric) method using sodium chloride or potassium chloride
Specifies a volumetric method for the determination of silver in silver jewellery alloys, preferably within the range of fineness stated in KS ISO 9202..
Kes 2,472.00
KS ISO 8653:2016
Jewellery - Ring-sized - Definition, measurement and designation.
Specifies the method for measuring the size of rings for the purposes of designating ring-sizes to be used in jewellery..
Kes 2,163.00
KS ISO 9202:2019
Jewellery and precious metals - Fineness of precious metal alloys
Specifies a range of fineness of precious metal alloys (excluding solders) recommended for use in the field of jewellery..
Kes 1,854.00
KS ISO 11426:2021
Jewellery and precious metals - Determination of gold - Cupellation method (fire assay)
Specifies a cupellation method (fire assay) for the determination of gold in gold jewellery alloys..
Kes 2,884.00
KS ISO 4190-2:2001
Lifts (US: Elevator) installation - Part 2: Class IV lifts.
Specifies the necessary dimensions to permit the installation of Class IV lifts, generally use for the transport of goods (freight)..
Kes 3,308.00