6 step calibration block for ndt

{"cid":"91195939","title":"304 Stainless Steel 4 Step Calibration Block with 0.5-1.0-1.5-2.0 Inch Thickness for Ultrasonic Thickness Gauge","imgUrl":"https:\/\/img.chinax.com\/nimg\/d4\/81\/ba293ad93a78f01ae7b190406fcf-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"TMTECK","Model Number":"0.5''-1.0''-1.5''-2.0'' 304SS","Minimum Order Quantity":"1","Delivery Time":"7 work days","Supply Ability":"50 pieces within one week","Services":"OEM, ODM, OBM","Step Thickness":"0.5''-1.0''-1.5''-2.0''","Payment Terms":"T\/T,Western Union","Step Size":"0.75\"(L)X0.75\"(W)","Certification":"CE","Brand":"TMTECK","Material":"304SS","Place of Origin":"China","Type":"Inch","Packaging Details":"Carton"}}

{"cid":"91150510","title":"10 - Step Wedge calibration block for thickness and linearity calibration","imgUrl":"https:\/\/img.chinax.com\/nimg\/aa\/b3\/5635663530757fcc88f32ad7b250-200x200-1.jpg","attrs":{"Brand Name":"HUATEC","Model Number":"10 Step Block","Minimum Order Quantity":"1 pc","Delivery Time":"3-7 working days,V1 and V2 have stock","Certification":"CE, Calibration Certificate","Place of Origin":"China","Payment Terms":"TT, L\/C, Western Union","Supply Ability":"1000pcs per month","Packaging Details":"Packed in ABS engineering plastics,and then reinforced with carton for outer packing","Product Name":"Ultrasonic Calibration Block","Type":"10 Step Block","Material":"Duplex Stainless Steel, 1018 carbon steel, LY12\/6063\/7075 aluminum,304 stainless steel","Dimensions":"200mm*20mm*20mm","Packing":"ABS engineering plastics"}}