ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Scope of application:
1. Determine Brinell, Vickers and Rockwell hardness of ferrous metals, non-ferrous metals and hard alloys;
2. Brinell hardness of castings, annealed steel, normalizing steel, non-ferrous metals and soft alloys;
3. Hardening, tempering and other heat treatment materials of Rockwell hardness;
4. Nitriding layer, ceramic, thin plate, metal sheet, electroplating, micro parts of Vickers hardness.
Specification
Testing Force
Rockwell: 60, 100, 150kgf (588, 980, 1471N)
Brinell: 31.25, 62.5, 187.5kgf (306.5, 612.9, 1839N)
Victorinox: 30, 100kgf ( 294.2, 980.7N)
Scale type
Rockwell: HRA, HRB, HRC
Brinell:
HBW2.5/31.25, HBW2.5/62.5
HBW5/62.5, HBW2.5/187.5
Victorinox: HV30, HV100
Test hardness range
Rockwell: 20-95HRA, 10-100HRBW, 20-70HRC
Brinell: 5-650HBW
Victorinox: 5-3000HV
Magnifying power: 25X, 50X, 100X
Distance from indenter center to fuselage: 160mm
The maximum allowable height of the specimen
rockwell: 200mm (extremity)
Brinell, Vickers: 180mm
Dimensions: 550*290*730mm
Weight: 80kg
