Hot Work Tool Steels H21 1.2581 SKD5 wire wod

Ngwá ọrụ AISI H21 Steel bụ igwe na-arụ ọrụ na-ekpo ọkụ na-arụ ọrụ dị elu, ọ bụ nke elu elu carbon alloy tool steel.

Mmanụ emenyụ & Ike ike bụ 40-55 HRC. AISI H21 ígwè Annealing nnyefe ike ike na-erughị 250HB.

ngwa:

H21 na-ekpo ọkụ na-arụ ọrụ ígwè dị mma maka ịmepụta ụdị mgbagwoju anya, ibu mmetụta, okpomọkụ na-arụ ọrụ adịghị oke elu, ngwaahịa mpempe akwụkwọ na-adaba adaba maka ịmepụta ihe ọkụkụ, concave na convex die, anwụ nkedo, na-ekpo ọkụ metal ọnwụ mma, wdg. uka mmepụta na aluminum alloy anwụ-nkedo ebu.

Mejupụtara

nkọwa:

1.2581(H21) Hot-Work Mould Steels

Ọgwụgwọ Ọgwụ: 

Heat Treatment of SAE/AISI H21 Steel

H21 Steel Annealing

Heat to 885°C, then cool in heat treatment at about 4°C per hour. After annealing Hardness 235 HBS Max.

H21 tool Steel Hardening

Quenching of H21 Steel material

Ọkụ na-ekpo ọkụ / ℃ | Ọkụ bat nnu: 1177

Ọkụ na-ekpo ọkụ / ℃ | Ọkụ ikuku na-achịkwa: 1191

The heat preservation time/min: 5 ~ 15

Quenching medium: air cooling

Tempering Of H21 Steel

Okpomọkụ na-ekpo ọkụ / ℃: 552

Mgbe iwe ọkụ HRC siri ike ma ọ bụ karịa: 52

Uru:

• Nguzogide maka mgbanwe okpomọkụ n'oge eji

• jikwaa ike ya n'etiti okpomọkụ dị iche iche.

• Nguzogide ike ọgwụgwụ n'ihi oke okpomọkụ

• Ike dị elu

• Nguzogide iyi na akwa

• Mfe hardening , obere na-agbanwe nke size / akụkụ

• Njirimara dị elu nke ịnyefe ọkụ

• Nguzogide na ntughari okpomọkụ.