для размещения заказа - guhring@guhring-tools.ru Material Condition Hardness COLOR RING Recommended Alternate(s) HRC Brinell Tap Compass Water Hardening W1, W2, W5 Annealed 25 250 Nitriding Nitralloy 125, Nitralloy 135, Nitralloy 135Mod, Normalized, Nitralloy 225, Nitralloy 230, Nitralloy EZ, Quenched and Tempered Tool Steels Nitralloy N, Nitrex 1 30 280 Gray ASTM SAE As cast, Annealed - 180 Cast Iron A159 G1800, J431 G1800 As cast 25 250 A48 class 20 J431 G2500 A159 G2500, J431 G3000 A48 class 25 J431 G3500 A159 G3000, A48 class 30, 25, 40 J431 G4000 A159 G3500, A48 class 45 As cast, 35 320 A159 G4000, Quenched and Tempered A48 class 50 A48 class 45 A48 class 55 A48 class 60 Ductile Ferritic UNS ASTM SAE DIN Annealed - 190 Cast Iron Ferritic / Pearlitic High Alloy F32800 A536 J434 GGG50, As cast - 220 Cast Iron F33100 60-40-18 D4018 GGG60 Normalized and Tempered 25 250 F33800 GGG70 Quenched and Tempered 33 300 A536 J434 GGG80 36 330 65-45-12 D4512 - 220 A536 J434 - 215 80-55-06 D5506 25 250 Pearlitic / Martensitic F34800 A536 J434 100-70-03 D7003 Martensitic F36200 A536 J434 120-90-02 DQ&T Austenitic UNS SAE As cast F41000, F41001, A436 Type 1, A436 Type F41006 1b, A436 Type 5 F41002, F41004, A436 Type 2, A436 F41007 Type 3, A436 Type 6 F41003, F41005 A436 Type 2b, A436 Type 4 High Alloy Austenitic UNS SAE Annealed - 200 Ductile 28 270 Cast Iron F43000, F43002, A439 D2, A439 D2C, F43004, F43006, A439 D3A, A439 D5, A439 F43007, F43010 D5B, A571 D2M F43001, F43003, F43005 A439 D2B, A439 D3, A439 D4 22 Detailed information about Guhring taps is also available on our website at www.guhring-tools.ru. Click the Technical tab to view tap/drill sizes, DIN standard information, running parameters and more. guhring@guhring-tools.ru www.guhring-tools.ru