Testing for Stainless Steel

Testing table for Stainless Steel - Various Grades

GRADE Group TEST 1 TEST 2 TEST 3 TEST 4 TEST 5
MAGNET SPARK HARDNESS SULFURIC ACID HYDROCHLORIC ACID
302 Austenitic Non Magnetic Short and Orange to Red Forks Brinell >165 after 982 C (1800F) Green Crystals - Surface Dark Fast Reaction - Blue Green Solution
303 Austenitic Non Magnetic Short and Orange to Red Forks Brinell >165 after 982 C (1800F)   Dark Black Marking
304 Austenitic Non Magnetic Short and Orange to Red Forks Brinell >165 after 982 C (1800F) Green Crystals - Surface Dark Fast Reaction - Gas Creation
308 Austenitic Non Magnetic Red Many Forks Brinell >165 after 982 C (1800F)    
309 Austenitic Non Magnetic Red Many Forks Brinell >165 after 982 C (1800F)    
310 Austenitic Non Magnetic Red Many Forks Brinell >165 after 982 C (1800F)    
316 Austenitic Non Magnetic Short and Orange to Red Forks Brinell >165 after 982 C (1800F) Tan Surface becomes Brown Slow Reaction
317 Austenitic Non Magnetic Short and Orange to Red Forks Brinell >165 after 982 C (1800F) Tan Surface becomes Brown  
321 Austenitic Non Magnetic   Brinell >165 after 982 C (1800F)   Fast Reaction - Gas Creation
347 Austenitic Non Magnetic   Brinell >280 after 982 C (1800F)   Fast Reaction - Gas Creation
410 Martensitic Magnetic Long White Forks Brinell >280 after 982 C (1800F)   Fast Reaction - Dark Green Solution
414 Martensitic Magnetic Long White Forks Brinell >280 after 982 C (1800F)    
416 Martensitic Magnetic Long White Forks Brinell >280 after 982 C (1800F)   Dark Black Marking
420 Martensitic Magnetic Long White and Red Forks Brinell >280 after 982 C (1800F)    
431 Martensitic Magnetic Long White Forks Brinell >280 after 982 C (1800F)    
440 Martensitic Magnetic Long White Forks Brinell 180-250 after 982 C (1800F)    
430 Ferritic Magnetic Long White Forks Brinell 180-250 after 982 C (1800F)    
446 Ferritic Magnetic Red Many Forks Brinell 180-250 after 982 C (1800F)    

 

Our staff have the expertise to help you process your order with a high level of service.

Please see our Stainless Steel Shim Stock which is quality tested. 

Spark Test Stainless Steel

Shim Stock Metals

www.shimstock.co.za

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